When to replace the Spark Plug on your AUDI 100
Recommended replacement interval for the part category Spark plug : 18 month / 30000 km
This replacement procedure can be used for:
AUDI 100 Avant (43, C2) 1.6, AUDI 100 Avant (43, C2) 2.0 View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Spark Plug for 100 Avant (43, C2) and other AUDI models
Replacement: spark plugs – AUDI 100 Avant (43, C2). Tools you need:
High-temperature anti-seize lubricant
Torque wrench
Spark plug socket # 21
Ratchet wrench
Fender cover
Replacement: spark plugs – AUDI 100 Avant (43, C2). AUTODOC experts recommend:
  • The replacement procedure is the same for all spark plugs.
  • Please note: all work on the car – AUDI 100 Avant (43, C2) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the hood.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Spark Plug on Audi 100 43 Avant 1977 - free PDF and video manuals
    Disconnect the spark plug wires from the spark plugs. Use pincers.
    Replacement: spark plugs – AUDI 100 Avant (43, C2). Tip:
    Be careful to avoid damaging spark plug wires.
  2. Step 4
    How to replace AUDI 100 Avant (43, C2) 2.1 1978 Spark Plug - step-by-step manuals and video guides
    Clean dirt, dust and debris from inside the spark plug wells.
  3. Step 5
    Audi 100 43 Avant 2.0 D 1979 Spark Plug replacement: free workshop manuals
    Unscrew the spark plugs. Use the spark plug socket #21. Use a ratchet wrench.
  4. Step 6
    Changing Spark Plug on AUDI 100 Avant (43, C2) 1.6 1980 by yourself
    Take out the spark plugs.
  5. Step 7
    How to remove AUDI 100 2.1 1981 Spark Plug - online easy-to-follow instructions
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  6. Step 8
    How to replace Spark Plug on AUDI 100 Avant (43, C2) 1982: download PDF manuals and video instructions
    Install the new spark plugs into their mounting seats. Use the spark plug socket #21.
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DIY AUDI 100 Avant (43, C2) Spark Plug replacement - online guide
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