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How to change ignition coil on Mercedes W203 – replacement guide
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Important!
This replacement procedure can be used for:
MERCEDES-BENZ C-Class Saloon (W203) C 180 (203.035) … View more
The steps may slightly vary depending on the car design.
MERCEDES-BENZ C-Class Saloon (W203) C 180 (203.035) … View more
The steps may slightly vary depending on the car design.
How to change ignition coil on MERCEDES-BENZ С W203 [TUTORIAL AUTODOC]

All the parts you need to replace – Ignition Coil for C-Class Saloon (W203) and other MERCEDES-BENZ models
Alternative products

HEX bit No.HW5.
Drive socket # E8
Torque wrench
Flat screwdriver
High-temperature anti-seize lubricant
Fender cover
Replacement: ignition coil – Mercedes W203. AUTODOC experts recommend:
- The replacement procedure is the same for the ignition coils of all cylinders.
- Please note: all work on the car – Mercedes W203 – should be done with the engine switched off.
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
Undo the engine cover screws (3 pieces). Use HEX No.HW5. - Step 4
Remove the engine cover. - Step 5
Detach the connector from the ignition coil. - Step 6
Unscrew the ignition coil bracket. Use a drive socket #E8. - Step 7
Take out the ignition coil from the spark plug well. - Step 8
Treat the ignition coil tip. Use high-temperature grease. Use a flat screwdriver. - Step 9
Install the new ignition coil to the spark plug well. Make sure you hear a click indicating that it is locked in place.
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