When to replace the Spark Plug on your MERCEDES-BENZ 190
Recommended replacement interval for the part category Spark plug : 2 year / 20000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ 190 (W201) 2.3 E, MERCEDES-BENZ 190 (W201) 2.3, MERCEDES-BENZ 190 (W201) E 2.3 (201.028), MERCEDES-BENZ 190 (W201) E 2.3, MERCEDES-BENZ 190 (W201) E 2.0, MERCEDES-BENZ 190 (W201) 2.0 (201.023), MERCEDES-BENZ 190 (W201) 2.0 (201.023), MERCEDES-BENZ 190 (W201) E 2.0 (201.024), MERCEDES-BENZ 190 (W201) E 2.0 (201.024), MERCEDES-BENZ 190 (W201) E 1.8 (201.018) View more

The steps may slightly vary depending on the car design.

How to change spark plug, ignition lead and coil on MERCEDES W201 [TUTORIAL AUTODOC]

video
Tools
Replacement: spark plugs – Mercedes W201. Tools you'll need:
Wire brush
High-temperature anti-seize lubricant
Dielectric grease
Torque wrench
Combination spanner #10
Drive socket # 10
Spark plug socket # 16
Ratchet wrench
Phillips screwdriver
Crow bar
Fender cover
Replacement: spark plugs – Mercedes W201. Professionals recommend:
  • The replacement procedure is the same for all spark plugs.
  • Warning! Shut down the engine before starting any work – Mercedes W201.
Carry out replacement in the following order:
  1. Step 1
    How to change Spark Plug on Mercedes W201 1982 - free PDF and video manuals
    Open the bonnet.
  2. Step 2
    How to replace MERCEDES-BENZ 190 (W201) E 2.0 (201.024) 1983 Spark Plug - step-by-step manuals and video guides
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
  3. Step 3
    Mercedes W201 E 1.8 (201.018) 1984 Spark Plug replacement: free workshop manuals
    Disconnect the earth cable terminal from the battery. Use a combination spanner #10.
  4. Step 4
    Changing Spark Plug on MERCEDES-BENZ 190 (W201) E 2.0 1985 by yourself
    Unscrew the inlet pipe fasteners. Use a Phillips screwdriver. Use a drive socket #10. Use a ratchet wrench.
  5. Step 5
    How to remove MERCEDES-BENZ 190 D 2.5 (201.126) 1986 Spark Plug - online easy-to-follow instructions
    Remove the fastening bolts.
  6. Step 6
    How to replace Spark Plug on MERCEDES-BENZ 190 (W201) 1987: download PDF manuals and video instructions
    Remove the inlet pipe.
  7. Step 7
    How hard is it to do yourself: Spark Plug replacement on Mercedes W201 E 2.3 (201.028) 1988 - download illustrated guide
    Disconnect the spark plug wires from the spark plugs.
  8. Step 8
    Need to know how to renew Spark Plug on MERCEDES-BENZ 190 1989? This free workshop manual will help you to do it yourself
    Clean dirt, dust and debris from inside the spark plug wells.
  9. Step 9
    Changing of Spark Plug on Mercedes W201 1990 won't be an issue if you follow this illustrated step-by-step guide
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  10. Step 10
    MERCEDES-BENZ 190 E 2.0 (201.024) Spark Plug replacement: online guides and video tutorials
    Take out the spark plugs.
  11. Step 11
    Replacing Spark Plug on Mercedes W201 1992 E 2.0 (201.024) by yourself
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  12. Step 12
    190 (W201) D 2.5 (201.126) 1993 Spark Plug DIY replacement workshop manual
    Install the new spark plugs into their mounting seats.
  13. Step 13
    How to change Spark Plug on MERCEDES-BENZ 190 (W201) 1982 - tips and tricks
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 22 nm torque.
    Replacement: spark plugs – Mercedes W201. AUTODOC recommends:
    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.
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DIY MERCEDES-BENZ 190 (W201) Spark Plug replacement - online guide
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