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Table of Contents > Descriptions of work > 4.66 Spark plugs: renewing

VW Passat B7 Service Manual ➜ 4.66 Spark plugs: renewing

Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
4.66  
Spark plugs: renewing  
Spark plugs: renewing, 1.4 l TSI engines, turbocharger  
⇒ page 163  
Spark plugs: renewing, 1.4 l TSI engines, twincharger  
⇒ page 166  
Spark plugs: renewing, 1.8 l TSI and 2.0 l TSI engines  
⇒ page 168  
Spark plugs: renewing, 6-cylinder FSI engines ⇒ page 170  
Special tools and workshop equipment required  
♦ Spark plug socket - 3122 B-  
♦ Torque wrench - V.A.G 1331-  
♦ Puller - T10094 A- for 1.4 l TSI engines  
162  
4. Descriptions of work:  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
♦ Puller - T40039- for 1.8 l TSI and 2.0 l TSI engines  
♦ Puller - T10095 A- for 3.6 l FSI engines  
♦ Assembly tool - T10118- for 3.6 l FSI and 1.4 l TSI engines  
4.66.1  
Spark plugs: renewing, 1.4 l TSI en‐  
gines, turbocharger  
Removing:  
– Remove engine cover panel ⇒ page 106 .  
4. Descriptions of work:  
163  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
– Disengage clamps of cable guide -arrows-.  
– Remove hoses -1- and -2-.  
Note  
When pulling out the ignition coils with output stages, the wires  
or ignition coil connectors can remain connected.  
Note installation position of ignition coils with output stages.  
Caution  
Ensure that the cables are not kinked or damaged.  
– Place puller - T10094 A- on ignition coil with output stage  
-arrow-.  
– Slightly pull out ignition coil with output stage.  
– Fit assembly tool - T10118- as illustrated.  
– Release connector locking device carefully and pull off con‐  
nector.  
– Unscrew spark plugs using spark plug socket - VAS 3122B- .  
Installing:  
Note  
When installing new spark plugs, regrease ignition coils with  
output stage using silicone paste ⇒ ETKA .  
The applicable silicone paste is stated in the ETKA along with  
the corresponding ignition coil and/or spark plug.  
164  
4. Descriptions of work:  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
– Apply a thin bead of silicone paste on the circumference of the  
sealing hose of the ignition coil with output stage -arrow-.  
– Install new spark plugs using spark plug socket and extension  
- VAS 3122B- .  
Note  
Spark plug designation and specified torque: »Power unit« ⇒  
Power unit; Rep. gr. 28 ; Test data, spark plugs »Test data,  
spark plugs«.  
Please observe disposal instructions!  
– Seat puller - T10094 A- on ignition coil with output stage.  
– Slide connector on ignition coil with output stage until it audibly  
engages.  
– Push ignition coil with output stage in direction of -arrow- into  
cylinder head.  
– Route cables properly in cable guide.  
– Secure cable guide clips -arrows-.  
– Connect hoses -1- and -2-.  
– Install engine cover panel ⇒ page 106 .  
4. Descriptions of work:  
165  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
4.66.2  
Spark plugs: renewing, 1.4 l TSI en‐  
gines, twincharger  
Removing  
– Remove engine cover panel ⇒ page 106 .  
Note  
To simplify removing and installing spark plugs, loosen some  
components and place them to side.  
– Pull off connector -2-.  
– Pull off hose end -3-, (press together to release).  
– Unscrew bolts -1-.  
– Raise hose with bracket and charge pressure control solenoid  
valve and place to side.  
– Disengage clamps of cable guide -arrows-.  
Note  
When pulling out the ignition coils with output stages, the wires  
or ignition coil connectors can remain connected.  
Note installation position of ignition coils with output stages.  
Caution  
Ensure that the cables are not kinked or damaged.  
– Seat puller - T10094 A- on ignition coil with output stage.  
– Pull out ignition coil with output stage and connected wires and  
carefully place to side.  
– Unscrew spark plugs using spark plug socket - VAS 3122B- .  
Installing:  
Note  
When installing new spark plugs, regrease ignition coils with  
output stage using silicone paste ⇒ ETKA .  
The applicable silicone paste is stated in the ETKA along with  
the corresponding ignition coil and/or spark plug.  
166  
4. Descriptions of work:  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
– Apply a thin bead of silicone paste on the circumference of the  
sealing hose of the ignition coil with output stage -arrow-.  
– Install new spark plugs using spark plug socket and extension  
- VAS 3122B- .  
– Screw in new spark plugs using spark plug socket and exten‐  
sion - VAS 3122B- .  
Note  
Spark plug designation and torque setting: »Power unit« ⇒  
Rep. gr. 28 »Repairing ignition system/test data«.  
Please observe disposal instructions!  
– Place puller - T10094 A- on ignition coil with output stage.  
– Push ignition coil with output stage into cylinder head until they  
noticeably engage.  
– Route cables properly in cable guide.  
– Engage clamps of cable guide -arrows-.  
– Set hose with bracket and charge pressure control solenoid  
valve to original installation position.  
– Tighten bolts -1- (10 Nm).  
– Push on connector -2-.  
– Connect hose end -3-.  
– Install engine cover panel ⇒ page 106 .  
4. Descriptions of work:  
167  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
4.66.3  
Spark plugs: renewing, 1.8 l TSI and  
2.0 l TSI engines  
Removing:  
Carry out following procedure:  
Note  
To pull off spark plugs, fit puller - T40039- on top, thick rib  
-arrow- of ignition coils with final output stages.  
If the lower ribs are used, they could be damaged.  
– Remove engine cover panels ⇒ page 106 .  
The spark plugs are located below the ignition coils with output  
stages -2-.  
Note  
Note installation position of ignition coils with output stages.  
– Pull all ignition coils out of cylinder head approx. 30 mm in  
direction of arrow using puller - T40039- .  
– Press connectors in direction of ignition coils with output  
stages, press onto catch by hand and pull connectors  
-arrows- off.  
168  
4. Descriptions of work:  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
– Unscrew spark plugs using spark plug socket - 3122 B- .  
Note  
Spark plug designation and specified torque, »Power unit« ⇒  
Power unit; Rep. gr. 28 ; Test data, spark plugs »Test data,  
spark plugs«.  
Please observe disposal instructions!  
Installing  
– Screw in new spark plugs using spark plug socket and exten‐  
sion - 3122 B- .  
Note  
When installing new spark plugs, regrease ignition coils with  
output stage using silicone paste ⇒ ETKA .  
The applicable silicone paste is stated in the ETKA along with  
the corresponding ignition coil and/or spark plug.  
– Apply a thin bead of silicone paste on the circumference of the  
sealing hose of the ignition coil with output stage -arrow-.  
– Insert ignition coils with output stages into cylinder head.  
– Align ignition coils with output stages in respective recesses  
of cylinder head cover.  
– Fit all connectors onto ignition coils -arrows-.  
4. Descriptions of work:  
169  
Passat 2011 ➤ , Passat Variant 2011 ➤  
Maintenance - Edition 01.2019  
– Press ignition coils with output stages on spark plugs until stop  
by hand. They must be felt to engage.  
– Install engine cover panel.  
4.66.4  
Spark plugs: renewing, 6-cylinder FSI  
engines  
Carry out following procedure:  
– Release connection locking device carefully using assembly  
tool - T10118- and pull off connector.  
– Fit puller - T10095 A- onto ignition coils with output stage and  
remove them.  
– Unscrew spark plugs using spark plug socket - 3122 B- .  
Note  
When installing new spark plugs, regrease ignition coils with  
output stage using silicone paste ⇒ ETKA .  
The applicable silicone paste is stated in the ETKA along with  
the corresponding ignition coil and/or spark plug.  
– Apply a thin bead of silicone paste on the circumference of the  
sealing hose of the ignition coil with output stage -arrow-.  
– Install new spark plugs using spark plug socket and extension  
- VAS 3122B- .  
– Screw in new spark plugs using spark plug socket and exten‐  
sion - 3122 B- .  
Note  
Spark plug designation and specified torque, »Power unit« ⇒  
Power unit; Rep. gr. 28 ; Test data, spark plugs »Test data,  
spark plugs«.  
Please observe disposal instructions!  
– Press ignition coils with output stage onto spark plugs.  
– Slide connectors onto ignition coils with output stage until they  
can be heard to engage.  
4.67  
Natural gas system: inspect natural gas  
tank for corrosion and leakage.  
Special tools and workshop equipment required  
170  
4. Descriptions of work:  

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