Tiguan 2016 ➤ , Tiguan RUS 2017 ➤
General body repairs, interior - Edition 03.2017
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4
Airbag control unit
4.1
Assembly overview - airbag control unit
1 - Airbag control unit - J234-
❑ The control unit is earth‐
ed via the housing with
the body.
2 - Nut
❑ Nut and earth stud form
the earth connection for
the control unit.
❑ Threads must be free of
paint and dirt.
❑ 9 Nm
3 - Nut
❑ Qty. 2
❑ Nut and earth stud form
the earth connection for
the control unit.
❑ Threads must be free of
paint and dirt.
❑ 9 Nm
4 - Electrical connector
4.2
Removing and installing airbag control
unit - J234-
Removing
WARNING
Observe safety instructions for pyrotechnic components
⇒ page 3 .
Special tools and workshop equipment required
4. Airbag control unit
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Tiguan 2016 ➤ , Tiguan RUS 2017 ➤
General body repairs, interior - Edition 03.2017
♦ Torque wrench - V.A.G 1783-
– Disconnect battery earth cable with ignition switched on ⇒
Electrical system; Rep. gr. 27 ; Battery; Connecting and dis‐
connecting battery .
– Remove centre console trim in footwell ⇒ page 50 .
– Remove centre console bracket on driver and front passenger
sides ⇒ page 55 .
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Rep. gr.69 - Passenger protection
Tiguan 2016 ➤ , Tiguan RUS 2017 ➤
General body repairs, interior - Edition 03.2017
lk
– Unscrew nut -3- in driver footwell.
WARNING
Before handling pyrotechnic components (e.g. separating the
electrical connector), the person handling them must ensure
that he/she is “electrically discharged”. To do this briefly touch,
for example, the door striker plate.
– Disconnect connector in front passenger footwell. To do this,
release connector catches and open locking bar -5- on con‐
nector -arrow-.
– Unscrew nuts -1, 4-.
– Lift airbag control unit -2- clear of studs and remove towards
front passenger side.
Note
For reasons of clarity, the heater and air conditioning unit are not
shown in illustration.
Installing
WARNING
♦ Observe safety instructions for pyrotechnic components
⇒ page 3 .
♦ Before handling pyrotechnic components (e.g. connecting
the electrical connector), the person handling them must
ensure that he/she is “electrically discharged”. To do this
briefly touch, for example, the door striker plate.
Install in reverse order of removal, observing the following:
Note
Ensure that the electrical connectors are pushed fully onto stop
and engage audibly.
WARNING
Battery must be connected with ignition switched on. If pyro‐
technic components (e.g. airbag, seat belt tensioners) are
repaired incorrectly, they may be accidentally triggered after
the battery is connected. Ensure that nobody is in vehicle when
connecting battery.
– Connect battery earth cable with ignition switched on ⇒ Elec‐
trical system; Rep. gr. 27 ; Battery; Connecting and discon‐
necting battery .
4. Airbag control unit
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Tiguan 2016 ➤ , Tiguan RUS 2017 ➤
General body repairs, interior - Edition 03.2017
WARNING
If the ignition has not yet been switched on after the battery has
been reconnected “warning lamps in dash panel insert are off”,
the ignition (key or button) must only be switched on while sit‐
ting on the driver seat and with the seat set to rearmost
position.
Note
♦ If airbag warning lamp - K75- indicates a fault following instal‐
lation, event memory must be read, deleted and then read
again ⇒ Vehicle diagnostic tester.
♦ If a new airbag control unit -J234- is installed, the control unit
must be encoded ⇒ Vehicle diagnostic tester.
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Torque settings
♦ ⇒ “4.1 Assembly overview - airbag control unit”, page 99
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Rep. gr.69 - Passenger protection
2024 VW Tiguan Owner's Manual
