Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
13 – Crankshaft group
1
Cylinder block (pulley end)
⇒ a1.2 nd installing poly-V belt”, page 85
⇒ a1.3 nd installing tensioner for poly V-belt”, page 87
⇒ a1.4 nd installing vibration damper”, page 88
⇒ a1.5 nd installing bracket for ancillaries”, page 95
⇒ a1.6 nd installing engine support”, page 98
⇒ s1.7 eal for vibration damper”, page 100
1.1
Assembly overview - cylinder block (pulley end)
82
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Poly V-belt
❑ Check for wear
❑ Do not kink
❑ Poly V-belt routing ⇒
page 84
❑ Removing and instal‐
ling ⇒ page 85
❑ When installing, make
sure it is properly seat‐
ed on pulleys.
2 - Tensioning device for poly
V-belt
❑ Swing with open-end
spanner to slacken poly
V-belt.
❑ Lock with locking pin -
T10060 A-.
❑ Removing and instal‐
ling ⇒ page 87
❑ Specified torque for
tensioning roller to ten‐
sioner: 60 Nm
3 - Bolt
❑ Renew
❑ 8 Nm +45°
4 - Bolt
❑ Renew
❑ Moisten O-ring with oil.
❑ Use counter-hold tool -
T10355- to loosen and
tighten
❑ See ⇒ Electronic parts
catalogue (ETKA) for
allocation
Property class 8.8: 150 Nm +90
Property class 10.9: 100 Nm +180
❑ Removing and installing ⇒ page 88
5 - O-ring
❑ Not a replacement part. Included in items supplied with bolt.
6 - Vibration damper
❑ With poly V-belt pulley
❑ Removing and installing ⇒ page 88
❑ Renew seal for vibration damper ⇒ page 100
7 - Ancillary bracket
❑ With oil filter and engine oil cooler
❑ Removing and installing ancillary bracket ⇒ page 95 .
❑ Removing and installing engine oil cooler ⇒ page 251
8 - Seal
❑ Renew
9 - Bolt
❑ Renew
1. Cylinder block (pulley end)
83
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
10 - Bolt
❑ Specified torque ⇒ Electrical system; Rep. gr. 27; Alternator; Assembly overview - alternator
11 - Alternator
❑ Assembly overview ⇒ Electrical system; Rep. gr. 27; Alternator; Assembly overview - alternator
12 - Dowel sleeves
❑ For air conditioner compressor
13 - Air conditioner compressor
❑ Do not unscrew or disconnect refrigerant lines
❑ Assembly overview ⇒ Heating, air conditioning; Rep. gr. 87; Air conditioner compressor; Assembly
overview - drive unit of air conditioner compressor.
14 - Bolt
❑ Specified torque ⇒ Heating, air conditioning; Rep. gr. 87; Air conditioner compressor; Assembly over‐
view - drive unit of air conditioner compressor.
Ancillary bracket - specified torques and tightening sequence
– Fit bracket for ancillaries (first tighten bolt -4- by hand).
Note
If a further tightening angle is specified for certain bolts, these
must be renewed.
– Tighten bolts in sequence -1 … 5- in 3 stages as follows:
1.
2.
3.
Tighten bolts by hand.
Tighten bolts to 20 Nm.
Turn bolts 90° further.
Poly V-belt routing
84
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Vibration damper
2 - Tensioning device for poly V-belt
3 - Alternator
4 - Air conditioner compressor
1.2
Removing and installing poly-V belt
Special tools and workshop equipment required
♦ Locking pin -T10060 A-
Removing, vehicles with washer fluid reservoir on left side
– If fitted, unscrew bolt -arrow-, and place aside breather line
-2-.
1. Cylinder block (pulley end)
85
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– If poly V-belt is to be reinstalled, mark direction of rotation on
belt using chalk or felt tip pen before removing.
– To slacken poly V-belt turn tensioning device in direction of
-arrow-. To do so, fit tool from “above”.
– Lock tensioning device in place with locking pin -T10060 A-.
– Remove poly V-belt.
Removing, vehicles with washer fluid reservoir on right side
– Remove noise insulation ⇒ General body repairs, exterior;
Rep. gr. 66; Noise insulation; Assembly overview - noise
insulation.
– Remove washer fluid reservoir ⇒ Electrical system; Rep.
gr. 92; Windscreen washer system; Removing and installing
washer fluid reservoir.
– If poly V-belt is to be reinstalled, mark direction of rotation on
belt using chalk or felt tip pen before removing.
– To slacken poly V-belt turn tensioning device in direction of
-arrow-.
– Lock tensioning device in place with locking pin -T10060 A-.
– Remove poly V-belt.
86
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Installing
Install in reverse order of removal. During this procedure, ob‐
serve the following:
– When installing used poly V-belts, observe the direction of
rotation marked on removal.
– Fit poly V-belt as shown in figure.
1 - Vibration damper
2 - Tensioning device for poly V-belt
3 - Alternator
4 - Air conditioner compressor
– Turn tensioning device in -direction of arrow-, and pull out
locking pin -T10060 A-.
– Release tensioner.
– Check that poly V-belt is properly seated.
– Start engine and check that poly V-belt runs properly.
1.3
Removing and installing tensioner for
poly V-belt
Removing
– Remove poly V-belt from tensioner ⇒ a1.2 nd installing poly-
V belt”, page 85 .
1. Cylinder block (pulley end)
87
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– Unscrew bolts -arrows- and pull tensioning device -1- for
poly V-belt off ancillary bracket.
Installing
Install in reverse order of removal, observing the following:
– Install poly V-belt ⇒ page 85 .
Specified torques
♦ ⇒ o1.1 verview - cylinder block (pulley end)”, page 82
1.4
Removing and installing vibration
damper
Special tools and workshop equipment required
♦ Counter-hold tool -T10355-
♦ Assembly tool -T10531-
Components of assembly tool -T10531-:
♦ Support -T10531/1-
♦ Clamping pin -T10531/2-
♦ Turning over tool -T10531/3-
88
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
♦ Flange nut -T10531/4-
The vibration damper securing bolt -A- is used to secure the
vibration damper -1- and the timing chain sprocket -2- on crank‐
shaft -3-. Before removing the vibration damper, lock the timing
chain sprocket in position relative to crankshaft as described
below.
Removing vibration damper
– Remove front part of right wheel housing liner, or remove
right wheel housing liner ⇒ General body repairs, exterior;
Rep. gr. 66; Wheel housing liner; Removing and installing
front wheel housing liner.
– Remove poly V-belt ⇒ page 85 .
– Pull locking pin -T10060 A- out of tensioning device for poly
V-belt.
– Turn vibration damper to TDC position -arrow- using coun‐
ter-hold tool -T10355-.
•
Notch on vibration damper must align with arrow marking on
cover for timing chains (bottom).
•
The marking on the cover is located at »4 o'clock position«.
1
–
Loosen vibration damper bolt by / turn using counter hold
2
tool -T10355-.
1. Cylinder block (pulley end)
89
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– If vibration damper was turned while loosening bolt, reset
TDC position.
– Unscrew securing bolts -arrows- for timing chain cover. Bolts
must be renewed.
– Fit support -T10531/1- to vibration damper, as shown in illus‐
tration, and tighten knurled screws -arrows- by hand.
– Unscrew vibration damper bolt completely.
– Check if turning over tool -A- slides easily over clamping
pieces -B-. If necessary, turn tensioning bolt -arrow-.
90
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Note
Do not turn the tensioning bolt any more, otherwise the clamp‐
ing pin -T10531/2- will be jammed when it is screwed into the
crankshaft.
– Screw clamping pin -T10531/2- into crankshaft, and tighten it
hand-tight with a 12 mm open-end spanner -A-.
– Tighten tensioning bolt -A- by hand in order to lock the chain
sprocket in position relative to crankshaft.
– Unscrew knurled screws -arrows-. Remove support -
T10531/1- and vibration damper -A-.
1. Cylinder block (pulley end)
91
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Turning crankshaft without vibration damper
– Fit turning over tool -A- on clamping pin. Pay attention to
toothed contours of chain sprocket while doing so. In TDC
position the flat section of the tool faces upwards.
– Tighten turning over tool with flange nut -B-.
– Crankshaft can now be turned on hexagon -arrow-.
92
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Installing vibration damper
– If necessary, remove flange nut -B- and turning over tool -A-
from clamping pin.
– Fit vibration damper in TDC position. Pay attention to teeth
of chain sprocket -arrow- while doing so.
– Fit turning over tool -A- on clamping pin. The hexagon faces
towards vibration damper while doing so.
– Screw on flange nut -B-. Move vibration damper slightly back
and forth while doing so, in order to ensure that vibration
damper is properly seated on teeth. Tighten flange nut, until
vibration damper cannot be turned any more.
– Fit support -T10531/1- to vibration damper, as shown in illus‐
tration, and tighten knurled screws -arrows- by hand.
1. Cylinder block (pulley end)
93
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– Unscrew flange nut -A-, and loosen clamping pin -B-.
– Unscrew clamping pin, and remove it together with turning
over tool.
– Screw in new vibration damper bolt with lubricated O-ring -1-
by hand.
– Unscrew knurled screws -arrows-, and remove support -
T10531/1-.
94
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Note
Observe the property class of the bolt. The property class is
indicated on the bolt head.
– Tighten vibration damper bolt using counter hold tool -
T10355-.
– Screw in new securing bolts -arrows-.
Further assembly is basically a reverse of the dismantling se‐
quence.
Specified torques
♦ ⇒ o1.1 verview - cylinder block (pulley end)”, page 82
1.5
Removing and installing bracket for an‐
cillaries
Special tools and workshop equipment required
♦ Drip tray for workshop hoist -VAS 6208-
1. Cylinder block (pulley end)
95
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Removing
– Drain coolant ⇒ page 278 .
– Remove alternator ⇒ Electrical system; Rep. gr. 27; Alterna‐
tor; Removing and installing alternator.
CAUTION
Risk of freezing injury caused by refrigerant.
– Do not open refrigerant circuit of air conditioning system.
– Separate connector -1- on air conditioning compressor regu‐
lating valve -N280-.
– Unscrew bolts -arrows-.
– Detach air conditioner compressor from bracket (refrigerant
hoses remain connected) and tie up to right side. Do NOT
stretch, kink or bend refrigerant lines and hoses.
– Disconnect connectors:
1 - For oil pressure switch -F1- -item 2-.
3 - For oil pressure switch for reduced oil pressure -F378-
-item 4-.
5 - For piston cooling jet control valve -N522- -item 7-
– Remove oil filter element ⇒ Maintenance; Booklet ; Engine
oil: Draining; Renewing oil filter and replenishing engine oil.
– Remove bolt -1- for dipstick guide tube.
96
Rep. gr.13 - Crankshaft group
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– Unclip guide tube from timing chain cover (top) in direction of
-arrow-.
Note
Disregard -item 2-.
– Move wiring harness clear.
– Place drip tray -VAS 6208- beneath engine.
– Unscrew bolts -1 to 5- and pull ancillary bracket with engine
oil cooler off coolant pump housing.
– “Guide out” ancillary bracket between intake manifold and
engine support.
Installing
Install in reverse order of removal, observing the following.
Note
♦ If a further tightening angle is specified for certain bolts,
these must be renewed.
♦ Renew O-rings and gaskets.
– Moisten new O-rings -4- with coolant.
1. Cylinder block (pulley end)
97
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– Insert connecting piece -2- in engine oil cooler -1-.
– Push ancillary bracket with engine oil cooler -1- onto con‐
necting piece, start bolts, and tighten them ⇒ page 84 .
– Install air conditioner compressor ⇒ Heating, air condition‐
ing; Rep. gr. 87; Air conditioner compressor; Assembly over‐
view - drive unit of air conditioner compressor.
– Install alternator ⇒ Electrical system; Rep. gr. 27; Alternator;
Removing and installing alternator.
– Install poly V-belt ⇒ page 85 .
– Add coolant ⇒ page 282 .
– Install oil filter and check oil level ⇒ Maintenance; Booklet ;
Engine oil: Draining; Renewing oil filter and replenishing en‐
gine oil.
Specified torques
♦ ⇒ o1.1 verview - cylinder block (pulley end)”, page 82
♦ ⇒ o2.1 verview - cover for timing chain”, page 157
♦ Alternator; Assembly overview - alternator ⇒ Electrical sys‐
tem; Rep. gr. 27; Alternator; Assembly overview - alternator.
1.6
Removing and installing engine sup‐
port
Special tools and workshop equipment required
♦ Bits -T10099-
98
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Removing
– Unclip lambda probe wire from retainers -arrows-.
– Remove noise insulation ⇒ General body repairs, exterior;
Rep. gr. 66; Noise insulation; Assembly overview - noise
insulation.
– Remove front part of right wheel housing liner, or remove
right wheel housing liner ⇒ General body repairs, exterior;
Rep. gr. 66; Wheel housing liner; Removing and installing
front wheel housing liner.
– Removing engine mounting ⇒ page 72 .
– Slightly lower engine, and unscrew bolts -1- and -2- from
below using bit -T10099-.
– Lift engine again, and unscrew bolt -3- from above.
Installing
Install in reverse order of removal, observing the following:
Engine support - specified torque and installation sequence
1. Cylinder block (pulley end)
99
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4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
Note
Renew bolts.
– Tighten bolts in stages in the sequence shown.
Stage
Bolts
Specified torque/turning further angle
1
2
3
-1 to 3-
-1 to 3-
-1 to 3-
7 Nm
40 Nm
Turn 90° further
– Install engine mounting ⇒ page 72 .
1.7
Renewing seal for vibration damper
Special tools and workshop equipment required
♦ Thrust piece -T10354-
♦ Thrust pad -T10375-
♦ Flange nut -10531/4- from assembly tool -T10531-
100
Rep. gr.13 - Crankshaft group
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
♦ Extractor hook -T40274-
Removing
– Remove vibration damper ⇒ page 88 .
•
Clamping pin -T10531/2- is inserted.
– Using extractor hook -T40274-, pull out seal -arrow-.
Installing
– Clean contact surface and sealing surface.
– Slide seal -arrow- onto thrust piece -T10354-.
•
Closed side of oil seal faces towards thrust piece -T10354-.
– Slide seal -arrow- with thrust piece -T10354- onto clamping
pin -T10531/2-, and fit it to lower timing chain cover.
1. Cylinder block (pulley end)
101
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
– In addition, fit thrust pad -T10375-, and screw on flange nut
-10531/4-.
– Using open-end spanner, AF 21, tighten flange nut until seal
has been pressed in as far as stop.
Note
♦ Renew bolt for vibration damper.
♦ Renew O-ring.
Further assembly is basically a reverse of the dismantling se‐
quence. During this procedure, observe the following:
– Install vibration damper ⇒ page 88 .
102
Rep. gr.13 - Crankshaft group
2024 VW Tiguan Owner's Manual
