Recommended replacement interval for the part category Spark Plug : 18 month / 30000 km

Important!

This replacement procedure can be used for:
VW Golf V Hatchback (1K1) 1.6 MultiFuel, VW Golf V Hatchback (1K1) 1.4 16V, VW Golf V Hatchback (1K1) 1.6, VW POLO (9N_) 1.4 16V, VW POLO (9N_) 1.4 16V, VW Golf IV Hatchback (1J1) 2.0, VW Golf IV Hatchback (1J1) 1.6, VW Golf IV Hatchback (1J1) 1.4 16V, VW Golf IV Hatchback (1J1) 1.8, VW Golf IV Hatchback (1J1) 1.8 T, VW Golf IV Hatchback (1J1) 1.8 4motion, VW Golf IV Hatchback (1J1) 2.0 4motion, VW Golf IV Hatchback (1J1) 1.6, VW Golf IV Hatchback (1J1) 1.6 16V, VW Passat Saloon (3C2) 1.6, VW GOLF VI (5K1) 1.6, VW GOLF VI (5K1) 1.6 MultiFuel, VW GOLF VI (5K1) 1.6 BiFuel, VW TOURAN (1T1, 1T2) 1.6 BiFuel, VW TOURAN (1T1, 1T2) 1.6, VW Transporter V Van (7HA, 7HH, 7EA, 7EH) 2.0 BiFuel, VW Transporter V Van (7HA, 7HH, 7EA, 7EH) 2.0, VW POLO (6N2) 1.4 16V, VW POLO (6N2) 1.4 16V, VW POLO (6N2) 1.6 16V GTI, VW Passat Variant (3C5) 1.6, VW Caddy III Van (2KA, 2KH, 2CA, 2CH) 1.6 BiFuel, VW Caddy III Van (2KA, 2KH, 2CA, 2CH) 1.4, VW Caddy III Van (2KA, 2KH, 2CA, 2CH) 1.6, VW PASSAT (3B3) 1.6, VW PASSAT (3B3) 2.0, VW PASSAT (3B3) 2.0 4motion, VW PASSAT Variant (3B6) 1.6, VW PASSAT Variant (3B6) 2.0, VW PASSAT Variant (3B6) 2.0 4motion, VW SHARAN (7M8, 7M9, 7M6) 2.0, VW SHARAN (7M8, 7M9, 7M6) 2.0 LPG, RENAULT LAGUNA II (BG0/1_) 3.0 V6 24V (BG01, BG02, BG0D, BG0Y), VW Bora Saloon (1J2) 1.8 T, VW Bora Saloon (1J2) 1.6, VW Bora Saloon (1J2) 2.0, VW Bora Saloon (1J2) 1.8 4motion, VW Bora Saloon (1J2) 2.0 4motion, VW Bora Saloon (1J2) 1.6 16V, VW Bora Saloon (1J2) 1.6, VW Bora Saloon (1J2) 1.8, VW Bora Saloon (1J2) 1.4 16V, VW New Beetle Hatchback (9C1, 1C1) 1.6, VW New Beetle Hatchback (9C1, 1C1) 1.6, VW New Beetle Hatchback (9C1, 1C1) 2.0, VW Lupo (6X1, 6E1) 1.4 16V, VW Lupo (6X1, 6E1) 1.6 GTI, VW Lupo (6X1, 6E1) 1.4 16V, VW GOLF PLUS (5M1, 521) 1.6 MultiFuel, VW GOLF PLUS (5M1, 521) 1.6 BiFuel, VW GOLF PLUS (5M1, 521) 1.4 16V, VW GOLF PLUS (5M1, 521) 1.6, VW GOLF III (1H1) 2.0 GTI 16V, VW GOLF III (1H1) 1.6, VW Polo Hatchback (6N1) 120 1.6 16V GTI, VW Jetta Mk5 (1K) 1.6 MultiFuel, VW Jetta Mk5 (1K) 1.6, VW Transporter V Minibus (7HB, 7HJ, 7EB, 7EJ, 7EF, 7EG, 7HF, 7EC) 2.0, VW Transporter V Minibus (7HB, 7HJ, 7EB, 7EJ, 7EF, 7EG, 7HF, 7EC) 2.0 CNG, VW New Beetle Convertible (1Y7) 1.6, VW Golf IV Variant (1J5) 1.4 16V, VW Golf IV Variant (1J5) 1.6, VW Golf IV Variant (1J5) 2.0, VW Golf IV Variant (1J5) 1.8 T, VW Golf IV Variant (1J5) 2.0 4motion, VW Golf IV Variant (1J5) 1.6, VW Golf IV Variant (1J5) 1.8 4motion, VW Golf IV Variant (1J5) 1.6 16V, VW PASSAT (3B2) 1.6, VW PASSAT (3B2) 1.8, VW PASSAT (3B2) 1.8, VW PASSAT (3B2) 1.8 Syncro/4motion, VW PASSAT Variant (3B5) 1.8, VW PASSAT Variant (3B5) 1.8 Syncro/4motion, VW PASSAT Variant (3B5) 1.6, VW PASSAT Variant (3B5) 1.8, VW Transporter V Platform / Chassis (7JD, 7JE, 7JL, 7JY, 7JZ, 7FD) 2.0, VW Transporter V Platform / Chassis (7JD, 7JE, 7JL, 7JY, 7JZ, 7FD) 2.0 CNG, VW Polo Classic (6V2) 75 1.4 16V, VW Polo Classic (6V2) 100 1.6, VW Golf V Variant (1K5) 1.6 MultiFuel, VW Golf V Variant (1K5) 1.6, VW Caddy III Estate (2KB, 2KJ, 2CB, 2CJ) 1.4, VW Caddy III Estate (2KB, 2KJ, 2CB, 2CJ) 1.6, VW Caddy III Estate (2KB, 2KJ, 2CB, 2CJ) 1.6 BiFuel, VW Golf VI Variant (AJ5) 1.6, VW Golf VI Variant (AJ5) 1.6 BiFuel, VW Golf VI Variant (AJ5) 1.6 MultiFuel, VW Caddy II Van (9K9A) 1.4, VW Multivan V (7HM, 7HN, 7HF, 7EF, 7EM, 7EN) 2.0, VW PASSAT Variant (3A5, 35I) 2.0 16V, VW Golf IV Convertible (1E) 1.6, VW PASSAT (3A2, 35I) 2.0 16V, VW PASSAT (3A2, 35I) 1.6, VW Vento (1H2) 1.6, VW Golf III Convertible (1E7) 1.6, VW Polo Saloon (9A4, 9A2, 9N2, 9A6) 1.4, VW Polo Saloon (9A4, 9A2, 9N2, 9A6) 1.4, VW Bora Variant (1J6) 1.4 16V, VW Bora Variant (1J6) 1.8 T, VW Bora Variant (1J6) 2.0 4motion, VW Bora Variant (1J6) 1.6, VW Bora Variant (1J6) 1.6 16V, VW Bora Variant (1J6) 1.6, VW Bora Variant (1J6) 1.8 4motion, VW Bora Variant (1J6) 2.0, VW Polo Variant (6V5) 1.4 16V, VW Polo Variant (6V5) 1.6, VW GOLF III Variant (1H5) 1.6, VW Caddy II Estate (9K9B) 1.4 16V, VW GOLF III Van (1H1) 2.0 GTI, VW GOLF VAN IV Variant (1J5) 1.4, VW GOLF VAN IV Variant (1J5) 1.6 … View more

The steps may slightly vary depending on the car design.

How to change spark plug on VW GOLF 4 (1J1) [TUTORIAL AUTODOC]

All the parts you need to replace – Spark Plug for Golf IV Hatchback (1J1) and other VW models

Spark Plug

      VW Golf V Hatchback (1K1) 1.6 MultiFuel
    
      VW Golf V Hatchback (1K1) 1.4 16V
    
      VW Golf V Hatchback (1K1) 1.6
    
      VW POLO (9N_) 1.4 16V
    
      VW POLO (9N_) 1.4 16V
    
      VW Golf IV Hatchback (1J1) 1.8 4motion
    
      VW Golf IV Hatchback (1J1) 1.8
    
      VW Golf IV Hatchback (1J1) 1.8 T
    
      VW Golf IV Hatchback (1J1) 2.0 4motion

Replacement: spark plugs – VW Golf 4. Tools you'll need:

                        All-purpose cleaning spray
                      
                        High-temperature anti-seize lubricant
                      
                        Drive socket # 10 
                      
                        Drive socket # 13 
                      
                        Spark plug socket # 16
                      
                        HEX bit No.H6.
                      
                        Torx bit T25
                      
                        Combination spanner #10
                      
                        Ratchet wrench
                      
                        Torque wrench
                      
                        Flat Screwdriver
                      
                        Round-nose pliers
                      
                        Microfibre towel
                      
                        Fender cover

Buy tools

Replacement: spark plugs – VW Golf 4. Professionals recommend:

The replacement procedure is the same for all spark plugs.
Warning! Shut down the engine before starting any work – VW Golf 4

Carry out replacement in the following order:

Step 1

Open the hood.
Step 2

Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
Step 3

Remove the engine cover.

Replacement: spark plugs – VW Golf 4. Tip:

Raise the engine cover, holding it on two sides simultaneously.
Step 4

Remove the battery cover.
Step 5

Unscrew the fasteners of the car battery terminals.Use a combination spanner #10.
Step 6

Remove the battery terminals.

Step 7

Unscrew the fastener of the secondary air pump bracket.Use HEX No.H6.Use a ratchet wrench.
Step 8

Unscrew the fastener connecting the secondary air pump to its bracket.Use a drive socket #10.Use a ratchet wrench.
Step 9

Detach the pipes and the connector from the secondary air pump.
Step 10

Remove the secondary air pump from its bracket.
Step 11

Detach the retainers of the ignition cables.Use a flat screwdriver.
Step 12

Unscrew the fastener of the secondary air pump bracket.Use a drive socket #13.Use a ratchet wrench.
Step 13

Remove the bracket of the secondary air pump.
Step 14

Unscrew the intake manifold fasteners. Use HEX No.H6.Use a drive socket #13.Use a ratchet wrench.
Step 15

Disconnect the vacuum sensor.
Step 16

Unscrew the intake manifold fasteners. Use Torx T25.Use a ratchet wrench.
Step 17

Detach the intake manifold.
Step 18

Detach the vacuum pipe.Use round-nose pliers.
Step 19

Remove the intake manifold.
Step 20

Cover the intake manifold passages with a microfibre towel to prevent dust and dirt from getting inside.
Step 21

Remove the spark plug wire connectors from the spark plug wells.

Replacement: spark plugs – VW Golf 4. AUTODOC recommends:

Be careful to avoid damaging spark plug wires.Remember the sequence of the spark plug wires connectors.
Step 22

Clean dirt, dust and debris from inside the spark plug wells.
Step 23

Unscrew the spark plugs. Use the spark plug socket #16.Use a ratchet wrench.
Step 24

Take out the spark plugs.Use the spark plug socket #16.
Step 25

Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
Step 26

Install the new spark plugs into their mounting seats.Use the spark plug socket #16.
Step 27

Screw new spark plugs and tighten them.Use the spark plug socket #16.Use a torque wrench.Tighten it to 25 nm torque.

Replacement: spark plugs – VW Golf 4. AUTODOC experts recommend:

Don't tighten the plugs with excessive force. Exceeding tightening torque can damage the thread connection. Be careful when working with a spark plug wrench. Its skewing can cause damage to the threaded connection.
Step 28

Treat the spark plug wire connectors. Use high-temperature grease.Use a flat screwdriver.
Step 29

Install the spark plug wire connectors into the spark plug wells.Make sure you hear a click indicating that it is locked in place.

AUTODOC recommends:

Replacement: spark plugs – VW Golf 4. Follow the installation steps.
Step 30

Clean the intake manifold fasteners. Use all-purpose cleaning spray.
Step 31

Remove the intake manifold gasket.Use a flat screwdriver.
Step 32

Install the new intake manifold gasket.
Step 33

Clean the intake manifold mounting seats.Use all-purpose cleaning spray.
Step 34

Remove the microfibre towel from the intake manifold.
Step 35

Install the intake manifold.
Step 36

Tighten the intake manifold fasteners.Use Torx T25.Use a ratchet wrench.
Step 37

Connect the vacuum sensor.
Step 38

Attach the vacuum pipe.
Step 39

Tighten the intake manifold fasteners.Use HEX No.H6.Use a drive socket #13.Use a ratchet wrench.Use a torque wrench.Tighten it to 15 nm torque.
Step 40

Install the secondary air pump bracket.
Step 41

Screw in the fastener of the secondary air pump bracket.Use HEX No.H6.Use a drive socket #13.Use a ratchet wrench.
Step 42

Attach the retainers of the ignition cables.
Step 43

Secure the secondary air pump on its bracket.
Step 44

Screw in the fastener connecting the secondary air pump to its bracket.Use a drive socket #10.Use a ratchet wrench.
Step 45

Attach the pipes and the connector to the secondary air pump.
Step 46

Attach the terminals to the battery.

Replacement: spark plugs – VW Golf 4. Tip from AUTODOC experts:

Be careful! Do not mix up the positive and the negative terminals of the car battery.
Step 47

Screw in the fasteners of the battery terminals. Use a combination spanner #10.
Step 48

Install the battery cover.
Step 49

Install the engine cover and secure it.

AUTODOC recommends:

Make sure the engine cover is properly seated. It should not be displaced with respect to the guiding fasteners.Warning! To avoid damaging the fasteners of the car during installation, do not use excessive force. VW Golf 4
Step 50

Run the engine for a few minutes.This is necessary in order to make sure that the component operates properly.
Step 51

Shut off the engine.
Step 52

Remove the fender protection cover.
Step 53

Close the hood.

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