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Table of Contents > Seat frames > Front seats (Removing and installing)

VW Tiguan Body Repairs Interior ➜ Front seats (Removing and installing)

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2.8  
Assembly overview - fire extinguisher  
1 - Bracket  
❑ For fire extinguisher on  
seat frame  
❑ Removing and installing  
β‡’ page 311  
2 - Rivet  
❑ Qty. 4  
3 - Bolt  
❑ Qty. 2  
❑ 8 Nm  
4 - Bracket  
❑ For fire extinguisher  
❑ Removing and installing  
β‡’ page 312  
5 - Tensioning strap  
6 - Fire extinguisher  
2.9  
Removing and installing front seat  
Note  
♦ Removal and installation is described for the left seat. Apply  
the same instructions for removal and installation of the right  
seat as appropriate.  
♦ Removal and installation is described for a manually adjusta‐  
ble seat. Apply the same instructions for removal and instal‐  
lation of the an electrically adjustable seat as appropriate.  
Special tools and workshop equipment required  
2. Front seats  
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♦ Torque wrench - V.A.G 1331-  
♦ Airbag adapter - VAS 6282-  
WARNING  
Observe general safety regulations when working on airbag,  
belt tensioner and battery isolator units (pyrotechnic compo‐  
nents) β‡’ page 1 .  
Removing  
– Move seat to foremost position using fore and aft adjustment  
mechanism.  
In the event of a defective seat longitudinal adjustment motor -  
V28- / -V31- it is not possible to adjust the front seat using the  
seat adjustment operating unit -E470- / -E471- . In this case carry  
out the appropriate procedure β‡’ page 279 .  
– Unscrew bolts -3- and -4-.  
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– Move seat to rearmost position using fore and aft adjustment  
mechanism.  
– Unscrew bolts -1- and -2-.  
– Disconnect battery β‡’ Electrical system; Rep. gr. 27 ; Battery;  
Disconnecting and connecting battery .  
– Tilt seat towards rear.  
– Open cover in floor covering.  
– Depending on vehicle equipment, release and pull wiring har‐  
nesses off coupling station on seat.  
– Connect airbag adapter β‡’ page 283 .  
Caution  
If seat is lifted out of vehicle or transported, it must not, in order  
to prevent damage, be gripped by attaching parts such as, e.g.  
belt buckle, lever for seat longitudinal adjustment, lever for seat  
height adjustment or seat trim.  
– Use suitable means to protect attachments against damage.  
2. Front seats  
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– With your right hand, grasp between backrest and seat pad‐  
ding, while with your left hand grasping the front edge of the  
seat padding.  
– Lift seat out of vehicle.  
Installing  
Install in reverse order of removal, observing the following:  
– Lift seat into vehicle through front door aperture.  
– Put down seat on front edge first.  
– Guide seat into centring pins.  
WARNING  
If a thread in the seat cross member mounting plate becomes  
damaged during installation, reworking damaged threads is  
prohibited. In this case, the seat cross member mounting plate  
must be replaced.  
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If seat cross member mounting plate threads have been dam‐  
aged:  
– Renew seat cross member mounting plate concerned β‡’ Body  
Repairs; Rep. gr. 51 .  
– Remove airbag adapter - VAS 6282- .  
– Engage side airbag wiring harness in coupling station.  
– Depending on vehicle equipment, engage wiring harnesses in  
coupling station.  
– Close cover in floor covering.  
– Switch on ignition.  
WARNING  
Make sure that nobody is in the vehicle.  
– Connect battery β‡’ Electrical system; Rep. gr. 27 ; Battery;  
Disconnecting and connecting battery .  
Note  
If the airbag warning lamp - K75- indicates a fault following installation, the event memory must be read, cleared  
and then read again β‡’ Vehicle diagnostic tester.  
Torque settings  
lk  
♦ β‡’ β€œ2.2 Assembly overview - front seat”, page 261  
2.10  
Removing front seat if seat longitudinal  
adjustment motor -V28- / -V31- is defec‐  
tive  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1331-  
2. Front seats  
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♦ Airbag adapter - VAS 6282-  
Checking seat longitudinal adjustment motor -V28- / -V31-  
– Move front seat to highest position.  
Note  
To prevent unnecessary repair costs check seat longitudinal ad‐  
justment motor -V28- / -V31- prior to removing front seat.  
– Check seat longitudinal adjustment motor -V28- / -V31- β‡’ Ve‐  
hicle diagnostic tester.  
Removing if seat longitudinal adjustment motor is defective -  
V28- / -V31-  
– Disconnect battery β‡’ Electrical system; Rep. gr. 27 ; Battery;  
Disconnecting and connecting battery .  
Caution  
♦ Do not loosen bolts -1- and -2- until after having checked  
the longitudinal adjustment motor -V28- / -V31- .  
♦ Once bolts have been loosened, the lower seat pan frame  
must be renewed together with longitudinal adjustment  
motor -3-.  
– Remove bolts -1- and -2-  
Note  
Access tunnel-side bolts for removal by reaching under seat from  
in front.  
– Move seat to foremost position.  
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– Unscrew bolts -3- and -4-.  
– Move seat to rearmost position.  
– Unscrew bolts -1- and -2-.  
– Tilt seat towards rear.  
– Open cover in floor covering.  
– Depending on vehicle equipment, release and pull wiring har‐  
nesses off coupling station on seat.  
– Connect airbag adapter β‡’ page 283 .  
Caution  
If seat is lifted out of vehicle or transported, it must not, in order  
to prevent damage, be gripped by attaching parts such as, e.g.  
belt buckle, lever for seat longitudinal adjustment, lever for seat  
height adjustment or seat trim.  
– Use suitable means to protect attachments against damage.  
– With your right hand, grasp between backrest and seat pad‐  
ding, while with your left hand grasping the front edge of the  
seat padding.  
2. Front seats  
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– Lift seat out of vehicle.  
– Separate lower seat pan frames from seat pan β‡’ page 300 .  
Installing  
Install in reverse order of removal, observing the following:  
– Install lower seat pan frames to seat pan β‡’ page 300 .  
– Lift seat into vehicle through front door aperture.  
– Put down seat on front edge first.  
– Guide seat into centring pins.  
WARNING  
If a thread in the seat cross member mounting plate becomes  
damaged during installation of the seat, reworking damaged  
threads is prohibited. In this case, the seat cross member  
mounting plate must be replaced.  
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If seat cross member mounting plate threads have been dam‐  
aged:  
– Renew seat cross member mounting plate concerned β‡’ Body  
Repairs; Rep. gr. 51 .  
lk  
– Remove airbag adapter - VAS 6282- .  
– Engage side airbag wiring harness in coupling station.  
– Depending on vehicle equipment, engage wiring harnesses in  
coupling station.  
– Close cover in floor covering.  
– Switch on ignition.  
WARNING  
Make sure that nobody is in the vehicle.  
– Connect battery β‡’ Electrical system; Rep. gr. 27 ; Battery;  
Disconnecting and connecting battery .  
Note  
If the airbag warning lamp - K75- indicates a fault following installation, the event memory must be read, cleared  
and then read again β‡’ Vehicle diagnostic tester.  
Torque settings  
♦ β‡’ β€œ2.2 Assembly overview - front seat”, page 261  
2.11  
Connecting and disconnecting airbag  
adapter  
Special tools and workshop equipment required  
♦ Airbag adapter - VAS 6282-  
2. Front seats  
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– Connect airbag adapter - VAS 6282- to side airbag wiring har‐  
ness -1-.  
Caution  
The airbag adapter - VAS 6282- must remain connected to the  
seat until the seat is installed again.  
2.12  
Removing and installing handle for seat  
height adjustment  
Note  
The handle for seat height adjustment can be renewed with front  
seat installed.  
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Removing  
Note  
lk  
♦ Remove handle for seat height adjustment as described. Do  
not knock handle for seat height adjustment off lever.  
♦ If the tab is damaged during removal of the handle, the handle  
cannot be refitted. The handle for seat height adjustment has  
to be renewed then.  
– Pull handle for seat height adjustment -1- as far as possible  
upwards, and hold it in this position.  
– Guide a small screwdriver through handle for seat height ad‐  
justment -1- and trim -2- up to catch -3-.  
– Push locking lug -3- inwards using screwdriver.  
– Simultaneously pull handle for seat height adjustment -1- in  
-direction of arrow- off lever -4-.  
Installing  
Install in reverse order of removal, observing the following:  
– Check retaining clip -3- for damage and ensure it is properly  
seated on lever -4-.  
– Slide handle for seat height adjustment -1- onto lever -4- until  
it engages.  
– After installing, ensure that retaining clip -4- is properly en‐  
gaged.  
– Check firm seating by pulling on it.  
2.13  
Removing and installing seat trim on  
tunnel side  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Removal wedge - 3409-  
2. Front seats  
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Removing  
– Remove front seat β‡’ page 275 .  
– Remove spreader rivets -arrows- of trim -1-.  
– To do this, press clamping pins in spreader rivets -arrows- in‐  
wards.  
– Lever off spreader rivets using removal wedge - 3409- .  
– Remove trim -1- from mountings in seat frame.  
Installing  
Install in reverse order of removal, observing the following:  
– Insert spreader rivets -arrows- and press in clamping pins.  
2.14  
Removing and installing seat trim on sill  
side  
β‡’ β€œ2.14.2 Removing and installing seat trim on sill side, seat of  
type "ergo Aktiv"”, page 288  
β‡’ β€œ2.14.3 Removing and installing seat trim on sill side, electrically  
adjustable seat”, page 289  
2.14.1  
Removing and installing seat trim on sill  
side, standard seat  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
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♦ Removal wedge - 3409-  
Removing  
– Adjust seat to fully upright position.  
– Remove backrest adjustment β‡’ page 305 .  
– Remove handle for seat height adjustment β‡’ page 284 .  
– Press in clamping pin -3-.  
– Lever off spreader rivets -2- using removal wedge - 3409- .  
2. Front seats  
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– Unscrew bolt -arrow- from underneath.  
– Detach trim -1- at rear and at front trim.  
– Detach trim -1- of bracket -4- towards front.  
Installing  
Install in reverse order of removal.  
Torque settings  
♦ β‡’ β€œ2.4.1 Assembly overview - seat pan, standard seat, seat of  
type "ergo Aktiv"”, page 267  
2.14.2  
Removing and installing seat trim on sill  
side, seat of type "ergo Aktiv"  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Removal wedge - 3409-  
Removing  
– Adjust seat to fully upright position.  
– Remove backrest adjustment β‡’ page 305 .  
– Remove handle for seat height adjustment β‡’ page 284 .  
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– Press in clamping pin -3-.  
– Lever off spreader rivets -2- using removal wedge - 3409- .  
– Open locking element on trim -1- at front.  
– Detach trim -1- of bracket for seat trim -4- towards front.  
– Unclip wiring harness from trim -1-.  
– Release and pull off connectors on switches.  
Installing  
Install in reverse order of removal.  
2.14.3  
Removing and installing seat trim on sill  
side, electrically adjustable seat  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
2. Front seats  
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♦ Removal wedge - 3409-  
Removing  
– Adjust seat to fully upright position.  
– Press in clamping pin -3-.  
– Lever off spreader rivets -2- using removal wedge - 3409- .  
– Unscrew bolt -arrow- from underneath.  
– Unclip trim -1- from brackets -4-.  
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– Detach trim -1-.  
– Unclip wiring harness from trim -1-.  
– Release and pull off connectors on switches.  
Installing  
Install in reverse order of removal.  
Torque settings  
♦ β‡’ β€œ2.4.2 Assembly overview - seat pan, electrically adjustable  
seat”, page 269  
2.15  
Removing and installing bracket for seat  
trim  
β‡’ β€œ2.15.2 Removing and installing bracket for seat trim, electri‐  
cally adjustable seat”, page 292  
2.15.1  
Removing and installing bracket for seat  
trim, standard seat of type "ergo Aktiv"  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
lk  
Removing  
– Adjust seat to fully upright position.  
– Remove seat trim on sill side β‡’ page 286 .  
2. Front seats  
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– Unscrew bolts -2-.  
– If a storage compartment is fitted, guide bracket for seat trim  
-1- out of mounting -arrow- on storage compartment -3-.  
– Remove bracket for seat trim -1- from front seat.  
Note  
Appearance of the bracket -1- may differ from the illustration.  
Installing  
Install in reverse order of removal, observing the following:  
– If a storage compartment is fitted, ensure firm seating of brack‐  
et for seat trim and mounting of storage compartment.  
Torque settings  
♦ β‡’ β€œ2.4 Assembly overview - seat pan”, page 267  
2.15.2  
Removing and installing bracket for seat  
trim, electrically adjustable seat  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
Removing  
– Adjust seat to fully upright position.  
– Remove seat trim on sill side β‡’ page 289 .  
– Unscrew bolts -2-.  
– Remove retaining bracket -1- from front seat.  
Installing  
Install in reverse order of removal.  
Torque settings  
♦ β‡’ β€œ2.4.2 Assembly overview - seat pan, electrically adjustable  
seat”, page 269  
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2.16  
Removing and installing lumbar support  
Removing and installing electrically adjustable lumbar support  
β‡’ page 313  
Note  
Removal and installation is described for the left seat. Apply the  
same instructions for removal and installation of the right seat as  
appropriate.  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
lk  
Manually adjustable lumbar support  
– Remove front seat β‡’ page 275 .  
– Remove front seat backrest cover and padding β‡’ page 348 .  
– Unscrew bolts -3-, and detach lumbar support height adjust‐  
ment mechanism from backrest frame -1-.  
2. Front seats  
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– Unhook lateral fasteners -6- and -5- from backrest frame -1-.  
– Unhook lateral fasteners -2- and -7- from backrest frame -1-.  
– Detach lumbar support -4- from upper mountings -arrows-.  
– Remove lumbar support -4- from backrest frame -1-.  
Installing  
Install in reverse order of removal, observing the following:  
Note  
Before installing, check all fasteners for damage, and renew them  
as necessary.  
Torque settings  
Component  
Torque settings  
Bolts -3- for lumbar support adjust‐ 2 Nm  
ment  
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2.17  
Removing and installing seat depth ad‐  
justment unit  
Special tools and workshop equipment required  
♦ Removal wedge - 3409-  
Removing  
– Remove front seat β‡’ page 275 .  
– Set seat depth adjustment as far forwards as possible.  
– Release locking lugs -arrows- on trim -1- using removal wedge  
- 3409- .  
– Remove trim -1- from seat depth adjustment.  
– Release locking lugs -arrows- on carrier from seat depth ad‐  
justment using removal wedge - 3409- .  
– Pull off carrier -1- with seat padding and seat cover for seat  
depth adjustment upwards and towards front.  
– Detach tabs -arrows- from seat depth adjustment -2-.  
– Fold back carrier with seat padding and seat cover upwards.  
– To do this, pull off carrier -1- with seat padding and seat cover  
for seat depth adjustment upwards and simultaneously to‐  
wards front.  
2. Front seats  
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– Place carrier -2- with seat padding and seat cover for seat  
depth adjustment onto front seat.  
Note  
For reasons of clarity, the lower seat pan frame is not shown.  
– Detach seat cover retaining strips -1- and -4-.  
– Remove beading strip -3- of seat cover from seat depth ad‐  
justment.  
– Pull beading strip towards front.  
Caution  
Risk of damage to locking lugs.  
♦ Proceed with great care when unclipping and clipping in.  
– To do this, unclip seat cover -1- from locking lugs -3-.  
Vehicles with massage control unit - J740-  
– Remove massage control unit - J740- β‡’ page 315 .  
– Pull out seat depth adjustment.  
– Unclip retaining lugs -1-.  
– Lower bracket for massage control unit - J740- -2- in area of  
retaining lugs -1-.  
– Push bracket for massage control unit - J740- -2- in  
-direction of arrow-.  
– Detach bracket for massage control unit - J740- -2- from  
mountings -arrows-.  
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Continued for all vehicles  
– Slide seat depth adjustment towards rear.  
– Unscrew bolts -1- and -2-.  
– Counterhold on nuts -3- on seat depth adjustment while doing  
so.  
lk  
– Unclip locking lugs -1- and -3- using removal wedge - 3409- .  
– Pull seat depth adjustment -2- upwards and towards front off  
seat pan -arrows-.  
– Detach tabs -4- from seat pan while doing so.  
– Remove seat depth adjustment from front seat.  
Installing  
Install in reverse order of removal, observing the following:  
– Attach seat cover -1- to locking lugs -3-.  
– Engage beading strip -2- in rear locking lugs -3-.  
– Ensure that locking lugs are firmly engaged.  
Caution  
Risk of damage to locking lugs.  
♦ Proceed with great care when unclipping and clipping in.  
2. Front seats  
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Note  
♦ The two outer bolts are provided with a plastic guide  
β‡’ page 273 .  
♦ Ensure proper allocation.  
Torque settings  
♦ β‡’ β€œ2.2 Assembly overview - front seat”, page 261  
♦ β‡’ β€œ2.4 Assembly overview - seat pan”, page 267  
♦ β‡’ β€œ2.6 Assembly overview - seat depth adjustment”,  
page 273  
2.18  
Removing and installing seat height ad‐  
justment unit  
β‡’ β€œ2.18.2 Removing and installing seat height adjustment, elec‐  
trically adjustable seat”, page 299  
2.18.1  
Removing and installing seat height ad‐  
justment, standard seat, seat of type "er‐  
go Aktiv"  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
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Removing  
– Move front seat to highest position.  
– Remove cover and padding from seat pan β‡’ page 345 .  
– Unscrew bolts -2-, and detach lever -1-.  
– Remove securing clip -2-.  
– Unscrew bolts -1-, and remove seat height adjustment unit.  
Installing  
Install in reverse order of removal, observing the following:  
Torque settings  
♦ β‡’ β€œ2.5.1 Assembly overview - seat height adjustment, stand‐  
ard seat, seat of type "ergo Aktiv"”, page 271  
lk  
2.18.2  
Removing and installing seat height ad‐  
justment, electrically adjustable seat  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
2. Front seats  
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Removing  
– Move front seat to highest position.  
– Remove seat cover and padding from seat pan β‡’ page 345 .  
– Unscrew bolts -1-.  
– Disconnect electrical connector -2- on seat height adjustment  
motor -1-.  
– Detach seat height adjustment unit together with seat height  
adjustment motor -1-.  
lk  
Installing  
Install in reverse order of removal.  
Torque settings  
♦ β‡’ β€œ2.5.2 Assembly overview - seat height adjustment, electri‐  
cally adjustable seat”, page 272  
2.19  
Removing and installing lower seat pan  
frame with seat longitudinal adjustment  
motor -V28- / -V31-  
Removing  
– If possible, move front seat to highest position to reduce as  
much tension on torsion rod as possible.  
– Remove front seat β‡’ page 275 .  
– Disconnect electrical connectors for seat longitudinal adjust‐  
ment motor - V28- / -V31- .  
– Unclip wire from lower seat pan frame and lay it to one side.  
– Remove front belt buckle β‡’ page 92 .  
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– Unscrew bolts -2-.  
– Detach seat pan -1- from lower frame -3-.  
Caution  
Risk of damage to bushes in the bearing locations (threaded  
connection between seat pan and lower frame).  
♦ The bushes cannot be replaced using workshop equip‐  
ment.  
2. Front seats  
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If the bushes -1- are damaged, renew lower seat pan frame -2-.  
Installing  
Install in reverse order of removal.  
Torque settings  
♦ β‡’ β€œ2.4.2 Assembly overview - seat pan, electrically adjustable  
seat”, page 269  
2.20  
Removing and installing seat rake ad‐  
justment unit  
Removing and installing seat rake adjustment mechanism for  
electrically adjustable seats  
Note  
♦ Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
lk  
♦ Renew self-locking bolts after removal.  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
Removing  
– Move front seat to highest position.  
– Remove front seat β‡’ page 275 .  
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– Unscrew bolt -3- for adjuster spindle of seat rake adjustment  
motor -1-.  
– Unscrew bolts -4- and -5- on motor.  
– Disconnect electrical connector -2- on seat rake adjustment  
motor.  
– Unscrew bolt -1- while simultaneously detaching seat rake ad‐  
justment motor -3-.  
– Bolt -4- has already been loosened.  
Installing  
Install in reverse order of removal, observing the following:  
Caution  
Risk of damage to bush -1- in the bearing location -2- (threaded  
connection of adjuster spindle and seat pan).  
♦ The bush cannot be renewed using workshop equipment.  
♦ If the bush is damaged, the respective assembly parts  
must be renewed.  
Torque settings  
Bolt  
Specified torque  
For securing the motor  
10 Nm  
20 Nm  
For securing the adjuster spin‐  
dle to seat pan  
♦ β‡’ β€œ2.4.2 Assembly overview - seat pan, electrically adjustable  
seat”, page 269  
2.21  
Removing and installing lumbar support  
adjustment unit  
Special tools and workshop equipment required  
2. Front seats  
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♦ Removal pliers - 3392-  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Removing  
– Pull lumbar support adjusting lever -1- off shaft -2- using re‐  
moving pliers - 3392- .  
lk  
Installing  
Install in reverse order of removal, observing the following:  
– Make sure that teeth on lumbar support adjusting lever -1-  
align with shaft splines -2-.  
– Pull on lever to ensure it is firmly seated.  
– If adjusting lever is too loose following assembly, it must be  
renewed.  
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2.22  
Removing and installing backrest ad‐  
justment unit  
lk  
β‡’ β€œ2.22.2 Removing and installing backrest adjustment, standard  
seat with through-loading function”, page 306  
β‡’ β€œ2.22.3 Removing and installing backrest adjustment, electri‐  
cally adjustable seat”, page 306  
2.22.1  
Removing and installing backrest ad‐  
justment, standard seat without through-  
loading function, ergo Aktiv seat  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Assembly tool - 3399-  
Removing  
– Turn backrest adjustment -1- until a detent can be seen from  
the rear -arrow A-. Use a torch if necessary.  
– Insert assembly tool - 3399- and lever it in  
-direction of arrow B-.  
– Turn backrest adjustment 120Β° further.  
– Insert assembly tool - 3399- and lever it in  
-direction of arrow B-.  
– Remove backrest adjustment.  
Installing  
Install in reverse order of removal, observing the following:  
– Ensure correct installation position of backrest adjustment.  
– Pull on backrest adjustment to ensure it is firmly seated.  
– If backrest adjuster is too loose following assembly, it must be  
renewed.  
2. Front seats  
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2.22.2  
Removing and installing backrest ad‐  
justment, standard seat with through-  
lk  
loading function  
Special tools and workshop equipment required  
♦ Removal wedge - 3409-  
Removing  
– Unclip cover -1- on adjustment and release lever -2- using re‐  
moval wedge - 3409- .  
– Push retaining lugs -3- on adjustment and release lever -2-  
outwards, and release them.  
– Pull adjustment and release lever -2- off shaft -4-, and remove  
it.  
Installing  
Install in reverse order of removal, observing the following:  
Note  
Note installation position of adjustment and release lever -2-. In‐  
stall adjustment and release lever -2- as shown in illustration.  
2.22.3  
Removing and installing backrest ad‐  
justment, electrically adjustable seat  
The backrest adjustment with backrest adjustment motor -V45- /  
-V46- cannot be renewed individually. In event of a defective  
backrest adjustment mechanism, the backrest frame must be re‐  
newed.  
2.23  
Removing and installing front backrest  
Note  
Removal and installation is described for the left seat. Apply the  
same instructions for removal and installation of the right seat as  
appropriate.  
Special tools and workshop equipment required  
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♦ Torque wrench - V.A.G 1331-  
Removing  
WARNING  
♦ Follow safety regulations for pyrotechnic components.  
♦ Before handling pyrotechnic components (e.g. separating  
the electrical connector), the person handling them must  
ensure that he/she is β€œelectrically discharged”. To do this  
briefly touch, for example, the door striker plate.  
– Remove front seat β‡’ page 275 .  
– Remove seat trim on tunnel side β‡’ page 285 .  
– Remove seat trim on sill side β‡’ page 286 .  
– Disconnect connectors of wiring harnesses leading to back‐  
rest.  
– Unclip clips -2- and -5- of wiring harness -1- from seat pan.  
– Release wiring harness -1- together with braided sleeve from  
seat pan.  
– To do this, remove all cable ties -3- and -4-.  
The wiring harness between coupling station and side airbag is  
continuous.  
– Thread wiring harness leading to side airbag out if braided  
sleeve.  
– To do this, remove cable ties -3- and -4-.  
– Unscrew bolts -2-.  
2. Front seats  
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– Unscrew bolts -4-.  
Note  
♦ The bolts are microencapsulated and must be renewed each  
time they are removed.  
♦ Before new bolts are installed, the threads of the correspond‐  
ing nuts must be cleaned.  
– Fold backrest -3- forwards onto seat pan -1-.  
– Push seat pan padding to side.  
– Carefully pull out side airbag wiring harness from seat pan.  
– Remove backrest.  
Installing  
Install in reverse order of removal, observing the following:  
WARNING  
♦ Follow safety regulations for pyrotechnic components.  
♦ Before handling pyrotechnic components (e.g. separating  
the electrical connector), the person handling them must  
ensure that he/she is β€œelectrically discharged”. To do this  
briefly touch, for example, the door striker plate.  
lk  
– Renew any damaged cable ties and clips.  
– Route wires in their original positions.  
Specified torque and tightening sequence for backrest  
Stage Bolt  
Specified torque  
1
-1…4- Screw in by hand as  
far as stop  
2
3
4
5
-1-  
-2-  
-3-  
-4-  
35 Nm  
35 Nm  
35 Nm  
35 Nm  
2.24  
Removing and installing head restraint  
Note  
♦ The head restraints can be renewed with front seat installed.  
♦ The release mechanism (release button) can be found on the back of the seats behind the seat cover.  
Removing  
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– Move front seat to foremost and lowest position and tilt back‐  
rest by 45Β°.  
The release button -arrow- is located approx. β€œ9 cm” below the  
upper edge of backrest on the head restraint guide -2-.  
– Press release button -arrow-, and pull out head restraint -1-.  
Installing  
Install in reverse order of removal.  
Note  
Engage head restraint in the head restraint guide, and ensure  
proper engagement.  
2. Front seats  
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2.25  
Removing and installing head restraint  
guide  
Removing  
– Remove backrest cover and backrest padding β‡’ page 348 .  
– Unscrew bolts -2- for head restraint guide -1-  
– Press in locking lugs of head restraint guide -1-.  
– Push head restraint guide -1- up as far as stop, and pull it out  
of backrest frame towards rear bottom.  
Installing  
Install in reverse order of removal, observing the following:  
β€’
The guide lugs of the head restraint guide must engage in the  
recesses of the backrest frame mounting.  
β€’
The locking lug must properly engage in backrest frame.  
Torque settings  
♦ β‡’ β€œ2.2 Assembly overview - front seat”, page 261  
♦ β‡’ β€œ2.3 Assembly overview - front backrest”, page 265  
2.26  
Removing and installing storage com‐  
partment  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
Removing  
– Unbolt front seat, and tilt it towards rear. Do not remove seat  
completely β‡’ page 275 .  
– Remove bracket for seat trim β‡’ page 291 .  
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Caution  
Ensure not to damage any objects stored by the customer in  
the storage compartment.  
♦ Store objects any objects from the storage compartment  
in a sealable plastic bag.  
– Remove any objects from the storage compartment -2-.  
– Pull out storage compartment -2-.  
– Unscrew bolt -3-.  
– Close storage compartment -2-.  
– Unscrew bolt -1-.  
– Lower storage compartment -1- at front of seat -2-.  
– Pull storage compartment -1- towards front in direction of trav‐  
el.  
lk  
– Remove storage compartment -1- from mountings -arrow- on  
left and right.  
Installing  
Install in reverse order of removal, observing the following:  
– Ensure that the retainer for side trim is properly engaged in  
mounting on storage compartment.  
Torque settings  
Component  
Specified torque  
Bolts for storage compartment 8 Nm  
2.27  
Removing and installing fire extinguish‐  
er holder on seat frame  
Special tools and workshop equipment required  
♦ Special pop rivet pliers - V.A.G 1753B-  
Removing  
– Remove fire extinguisher.  
2. Front seats  
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– Remove cover and padding from seat pan β‡’ page 345 .  
– Remove fire extinguisher holder β‡’ page 312 .  
– Drill open and remove pop rivets -2-.  
– Remove holder for fire extinguisher -1- from seat frame.  
Installing  
Install in reverse order of removal, observing the following:  
– Insert new pop rivets, and install them using pop rivet pliers -  
VAS 5072- .  
2.28  
Removing and installing fire extinguish‐  
er holder  
Special tools and workshop equipment required  
♦ Torque wrench - V.A.G 1783-  
lk  
Removing  
– Remove fire extinguisher.  
– Unscrew bolts -1-.  
– Remove fire-extinguisher holder -2- from bracket -3- on seat  
frame.  
Installing  
Install in reverse order of removal, observing the following:  
Note  
Before installing, check all fasteners for damage, and renew them  
as necessary.  
Torque settings  
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2.29  
Removing and installing lumbar support  
adjustment switch -E176- / -E177-  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Removing  
– Remove seat trim on sill side β‡’ page 286 .  
– Disconnect electrical connector for lumbar support adjustment  
switch - E176- / -E177- .  
– Unscrew bolts -1-.  
– Remove switch -2-.  
Installing  
Install in reverse order of removal.  
Torque settings  
Component  
Bolt -1-  
Specified torque  
1 Nm  
2.30  
Removing and installing lumbar support  
adjustment motor -V125- / -V126- / -  
V129- / -V130-  
Special tools and workshop equipment required  
♦ Special pop rivet pliers - V.A.G 1753B-  
♦ Hand drill  
♦ Safety goggles  
Removing  
– Remove front seat β‡’ page 275 .  
– Remove backrest cover and backrest padding β‡’ page 348 .  
2. Front seats  
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– Release and pull off connectors -1 and 2- on motors.  
WARNING  
Risk of eye injury.  
♦ Wear safety goggles.  
– Drill out rivet -3-.  
Continued for all vehicles  
– Swing lumbar support -1- at bottom towards front.  
– Detach lumbar support -1- on top from backrest frame -2-  
-arrows- and remove it.  
Installing  
Install in reverse order of removal, observing the following:  
– Attach lumbar support -1- on top to backrest frame -2-  
-arrows- and swing toward rear at bottom.  
– Rivet lumbar support to backrest frame.  
Torque settings  
♦ β‡’ β€œ2.3 Assembly overview - front backrest”, page 265  
♦ β‡’ β€œ2.2 Assembly overview - front seat”, page 261  
2.31  
Removing and installing seat adjust‐  
ment operating unit -E470- / -E471-  
Note  
Removal and installation is described for the left vehicle side.  
Follow same instructions for the right side as appropriate.  
Special tools and workshop equipment required  
♦ Release tool - T10236-  
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Removing  
– Remove seat trim on sill side β‡’ page 289 .  
– Carefully lever buttons -1- and -2- out of catches on seat ad‐  
justment operating unit using release tool - T10236- .  
– Unscrew bolts -3-.  
– Remove seat adjustment operating unit -4-.  
Installing  
Install in reverse order of removal.  
Torque settings  
Component  
Specified torque  
Bolt -3- for seat adjustment op‐ 1 Nm  
erating unit  
2.32  
Removing and installing massage con‐  
lk  
trol unit - J740-  
Special tools and workshop equipment required  
♦ Removal wedge - 3409-  
Removing  
– Unclip wiring harness -3- from retainer.  
– To do this, lever off cable retainer -4- using removal wedge -  
3409- .  
– Release connectors -2- and pull them off.  
– Release massage control unit - J740- -1- from retaining tabs  
-5-.  
– Pull massage control unit - J740- -1- out of mountings  
-arrows-.  
Installing  
Install in reverse order of removal, observing the following:  
– Renew any damaged cable ties and clips.  
– Route wires in their original positions.  
Torque settings  
♦ β‡’ β€œ2.2 Assembly overview - front seat”, page 261  
♦ β‡’ β€œ2.4 Assembly overview - seat pan”, page 267  
2. Front seats  
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2.33  
Removing and installing seat and steer‐  
ing column adjustment control unit with  
memory - J136-  
Removal and installation of the seat and steering column adjust‐  
ment control unit with memory - J136- are the same as for the  
massage control unit - J740- .  
– Removing and installing massage control unit - J740-  
β‡’ page 315 .  
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