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Table of Contents > Descriptions of work > Spark plugs: Renew

VW Tiguan 2021 Service Maintenance Manual ➜ Spark plugs: Renew

Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
Rear right water drain valve  
– Detach wheel housing liner at rear right -1- sufficiently to  
gain access to water drain valve -2-.  
– Open rear right water drain valve, check it for blockages,  
and remove them from water drain valve if necessary.  
4.69  
Toothed belt (petrol engines): renewing  
Camshaft drive toothed belt: renewing, petrol engines  
– ⇒ Rep. gr. 15; Toothed belt drive; Removing and installing  
toothed belt  
Coolant pump toothed belt: renewing, petrol engines  
– ⇒ Rep. gr. 19; Coolant pump/thermostat assembly  
4.70  
Camshaft drive toothed belt (diesel en‐  
gines): renewing  
– ⇒ Rep. gr. 15; Toothed belt drive; Removing and installing  
toothed belt  
4.71  
Spark plugs: Renew  
Renewing spark plugs, 1.4 l TSI engines ⇒ page 167  
Spark plugs: renewing, 1.4 l TSI engine (engine code CZEA,  
DJVA) ⇒ page 170 .  
Renewing spark plugs, 1.5 l TSI engines ⇒ page 173  
Spark plugs: renewing, 2.0 l TSI engines (engine codes CHHB,  
CZPA, DKTA, DKZA, DRFA) ⇒ page 177  
Spark plugs: renewing, 2.0 l TSI engines (engine codes DNFG,  
DNNA, DNPA) ⇒ page 179  
Special tools and workshop equipment required  
♦ Puller -T10530-  
166  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
♦ Spark plug socket -3122 B-  
♦ Torque wrench  
4.71.1  
Spark plugs: renewing, 1.4 l TSI en‐  
gines  
Removing  
– Loosen hose clips -1- and -2-, and remove air pipe.  
– Disconnect electrical connectors -1-.  
– Unscrew bolts -2-.  
– Push puller -T10530- as far as stop into hole in ignition coil  
-1-.  
4. Descriptions of work  
167  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Tighten knurled nut -2- in -direction of arrow-.  
– Pull ignition coil on puller -T10530- in -direction of arrow- out  
of cylinder head cover.  
Repeat step for all ignition coils with output stage.  
Note  
Observe installation position of ignition coils with output  
stage!  
Ensure that the cables are not kinked or damaged.  
– Unscrew spark plugs using spark plug socket -3122 B-.  
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.  
168  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Screw in new spark plugs and tighten them to specified tor‐  
que using spark plug socket -3122 B- ⇒ page 170 .  
– Apply a thin bead of silicone paste on the circumference of  
the sealing hose of the ignition coil with output stage -arrow-.  
– Align and insert all ignition coils with output stage one after  
another loosely into spark plug hole.  
– Press ignition coils with output stage onto spark plugs evenly  
by hand (do not use any tools).  
– Tighten bolt -2- of ignition coil with output stage to specified  
torque ⇒ page 170 .  
– Connect electrical connectors -1-.  
– Install air pipe -2-.  
– Fit hose clips -1- and -3-.  
4. Descriptions of work  
169  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
Specified torque  
Nm  
22  
8
Spark plugs in cylinder head  
Bolt for ignition coil with output stage  
4.71.2  
Spark plugs: renewing, 1.4 l TSI en‐  
gine (engine code CZEA, DJVA)  
Removing  
– Loosen hose clips -1- and -2-, and remove air pipe.  
– Disconnect connectors -2-, and pull off air hose -1-.  
– Disconnect electrical connectors -1-.  
– Unscrew bolts -2-.  
170  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Push puller -T10530- as far as stop into hole in ignition coil  
-1-.  
– Tighten knurled nut -2- in -direction of arrow-.  
– Pull ignition coil on puller -T10530- in -direction of arrow- out  
of cylinder head cover.  
Repeat step for all ignition coils with output stage.  
4. Descriptions of work  
171  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
Note  
Observe installation position of ignition coils with output  
stages!  
Ensure that the cables are not kinked or damaged.  
– Unscrew spark plugs using spark plug socket -3122 B-.  
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.  
– Screw in new spark plugs and tighten them to specified tor‐  
que using spark plug socket -3122 B- ⇒ page 173 .  
– Apply a thin bead of silicone paste on the circumference of  
the sealing hose of the ignition coil with output stage -arrow-.  
– Align and insert all ignition coils with output stage one after  
another loosely into spark plug hole.  
– Press ignition coils with output stage onto spark plugs evenly  
by hand (do not use any tools).  
– Tighten bolt -2- of ignition coil with output stage to specified  
torque ⇒ page 173 .  
172  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Connect electrical connectors -1-.  
– Insert air pipe -1-, and connect connectors -2-.  
– Install air pipe -2-.  
– Fit hose clips -1- and -3-.  
Specified torque  
Nm  
22  
8
Spark plugs in cylinder head  
Bolt for ignition coil with output stage  
4.71.3  
Spark plugs: renewing, 1.5 l TSI en‐  
gines  
Removing  
– Remove engine cover panel ⇒ page 105 .  
4. Descriptions of work  
173  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Remove air pipe ⇒ 4-cylinder direct injection (1.5 l engine,  
4V, EA 211 EVO, turbocharger); Rep. gr. 21; Charge air  
system; Removing and installing air pipe  
– Remove hose on crankcase breather ⇒ 4-cylinder direct in‐  
jection (1.5 l engine, 4V, EA 211 EVO, turbocharger); Rep.  
gr. 17; Crankcase breather.  
– Disconnect electrical connectors -2-.  
– Unscrew bolts -1-.  
– Push puller -T10530- as far as stop into hole in ignition coil  
-1-.  
– Tighten knurled nut -2- in -direction of arrow-.  
– Pull ignition coil on puller -T10530- in -direction of arrow- out  
of cylinder head cover.  
174  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
Repeat step for all ignition coils with output stage.  
Note  
Observe installation position of ignition coils with output  
stages!  
Ensure that the cables are not kinked or damaged.  
– Unscrew spark plugs using spark plug socket -3122 B-.  
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.  
– Screw in new spark plugs and tighten them to specified tor‐  
que using spark plug socket -3122 B- ⇒ page 176 .  
4. Descriptions of work  
175  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Apply a thin bead of silicone paste on the circumference of  
the sealing hose of the ignition coil with output stage -arrow-.  
– Align and insert all ignition coils with output stage one after  
another loosely into spark plug hole.  
– Press ignition coils with output stage onto spark plugs evenly  
by hand (do not use any tools).  
– Tighten bolt -1- of ignition coil with output stage to specified  
torque ⇒ page 176 .  
– Connect electrical connectors -2-.  
Repeat step for all ignition coils with output stage.  
– Further assembly is performed in the reverse order of re‐  
moval.  
Specified torque  
Nm  
22  
8
Spark plugs in cylinder head  
Bolt for ignition coil with output stage  
176  
4. Descriptions of work  
 
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
4.71.4  
Spark plugs: renewing, 2.0 l TSI en‐  
gines (engine codes CHHB, CZPA,  
DKTA, DKZA, DRFA)  
Removing  
– Remove engine cover panel ⇒ page 105 .  
– If fitted, unbolt earth wires -arrows-.  
– Release connectors -1- to -4-, and simultaneously pull all  
connectors off ignition coils with output stage.  
– Unscrew bolts for ignition coils with output stage.  
– Push puller -T10530- as far as stop into hole in ignition coil  
-1-.  
– Tighten knurled nut -2- in -direction of arrow-.  
– Pull ignition coil on puller -T10530- in -direction of arrow- out  
of cylinder head cover.  
4. Descriptions of work  
177  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
Repeat step for all ignition coils with output stage.  
Note  
Observe installation position of ignition coils with output  
stages!  
Ensure that the cables are not kinked or damaged.  
– Unscrew spark plugs using spark plug socket -3122 B-.  
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.  
– Screw in new spark plugs and tighten them to specified tor‐  
que using spark plug socket -3122 B- ⇒ page 179 .  
178  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Apply a thin bead of silicone paste on the circumference of  
the sealing hose of the ignition coil with output stage -arrow-.  
– Align and insert all ignition coils with output stage one after  
another loosely into spark plug hole.  
– Press ignition coils with output stage onto spark plugs evenly  
by hand (do not use any tools).  
– Tighten bolts of ignition coils with output stage to specified  
torque ⇒ page 179 .  
– Simultaneously connect all connectors.  
– If present, bolt on earth wires -arrows-.  
– Install engine cover panel ⇒ page 105 .  
Specified torque  
Nm  
30  
10  
10  
Spark plugs in cylinder head  
Bolt for ignition coil with output stage  
Nut for earth wire  
4.71.5  
Spark plugs: renewing, 2.0 l TSI en‐  
gines (engine codes DNFG, DNNA,  
DNPA)  
Removing  
– Remove engine cover panel ⇒ page 105 .  
– Remove electrical connector -2- for Lambda probe 1 before  
catalytic converter -GX10- from bracket, and disconnect it.  
4. Descriptions of work  
179  
 
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Unscrew nut -2-, and move earth wire -1- clear.  
– Release electrical connectors while simultaneously pulling  
them off ignition coils -arrows-.  
– Insert puller -T10530- into hole -1- in ignition coil.  
– Turn knurled nut -2- clockwise -arrow- until puller is fixed in  
position.  
– Using puller -T10530-, carefully pull out ignition coil in verti‐  
cal direction -arrow-.  
180  
4. Descriptions of work  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
Repeat step for all ignition coils with output stage.  
Note  
Observe installation position of ignition coils with output  
stages!  
Ensure that the cables are not kinked or damaged.  
– Unscrew spark plugs using spark plug socket -3122 B-.  
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.  
– Screw in new spark plugs and tighten them to specified tor‐  
que using spark plug socket -3122 B- ⇒ page 182 .  
4. Descriptions of work  
181  
Tiguan 2016 ➤, Tiguan 2021 ➤, Tiguan RUS 2017 ➤, Tiguan RUS 2021 ➤  
Maintenance - Edition 12.2020  
– Apply a thin bead of silicone paste on the circumference of  
the sealing hose of the ignition coil with output stage -arrow-.  
– Align and insert all ignition coils with output stage one after  
another loosely into spark plug hole.  
– Press ignition coils with output stage onto spark plugs evenly  
by hand (do not use any tools).  
– Tighten bolts of ignition coils with output stage to specified  
torque ⇒ page 182 .  
– Simultaneously connect all connectors.  
– If present, bolt on earth wires -arrows-.  
– Install engine cover panel ⇒ page 105 .  
Specified torque  
Nm  
30  
10  
9
Spark plugs in cylinder head  
Bolt for ignition coil with output stage  
Nut for earth wire  
182  
4. Descriptions of work  
 

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