Important!
This replacement procedure can be used for:
MERCEDES-BENZ SL (R129) 500 SL (129.066) 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 – Ignition Coil for SL (R129) and other MERCEDES-BENZ models
Tools
Replacement: ignition coil – MERCEDES-BENZ SL (R129). 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: ignition coil – MERCEDES-BENZ SL (R129). Tip from AUTODOC:
  • Warning! Shut down the engine before starting any work – MERCEDES-BENZ SL (R129).
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Ignition Coil on SL R129 1989 - free PDF and video manuals
    Disconnect the earth cable terminal from the battery. Use a combination spanner #10.
  2. Step 4
    How to replace MERCEDES-BENZ SL (R129) 500 SL 5.0 (129.066) 1990 Ignition Coil - step-by-step manuals and video guides
    Unscrew the inlet pipe fasteners. Use a Phillips screwdriver. Use a drive socket #10. Use a ratchet wrench.
  3. Step 5
    SL R129 300 SL-24 3.0 (129.061) 1991 Ignition Coil replacement: free workshop manuals
    Remove the fastening bolts.
  4. Step 6
    Changing Ignition Coil on MERCEDES-BENZ SL (R129) 320 3.2 (129.063) 1992 by yourself
    Remove the inlet pipe.
  5. Step 7
    How to remove MERCEDES-BENZ SL 300 SL 3.0 (129.060) 1993 Ignition Coil - online easy-to-follow instructions
    Remove the ignition coil cover.
  6. Step 8
    How to replace Ignition Coil on MERCEDES-BENZ SL (R129) 1994: download PDF manuals and video instructions
    Disconnect the high tension cable from the ignition coil.
  7. Step 9
    How hard is it to do yourself: Ignition Coil replacement on SL R129 280 2.8 (129.058) 1995 - download illustrated guide
    Unscrew the fasteners of the ignition coil terminals. Use a drive socket #10. Use a ratchet wrench.
  8. Step 10
    Need to know how to renew Ignition Coil on MERCEDES-BENZ SL 1996? This free workshop manual will help you to do it yourself
    Disconnect the terminals from the ignition coil.
  9. Step 11
    Changing of Ignition Coil on SL R129 1997 won't be an issue if you follow this illustrated step-by-step guide
    Unscrew the ignition coil fasteners. Use a combination spanner #10.
  10. Step 12
    MERCEDES-BENZ SL 320 3.2 (129.064) Ignition Coil replacement: online guides and video tutorials
    Remove the ignition coil.
  11. Step 13
    Replacing Ignition Coil on SL R129 1999 500 SL 5.0 (129.066) by yourself
    Install a new ignition coil.
  12. Step 14
    SL (R129) 300 SL 3.0 (129.060) 2000 Ignition Coil DIY replacement workshop manual
    Screw in the ignition coil fasteners. Use a combination spanner #10.
  13. Step 15
    How to change Ignition Coil on MERCEDES-BENZ SL (R129) 2001 - tips and tricks
    Connect the terminals to the ignition coil.
  14. Step 16
    Step-by-step recommendations for DIY replacement SL R129 1989 300 SL 3.0 (129.060) Ignition Coil
    Treat the ignition coil terminals. Use dielectric grease.
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DIY MERCEDES-BENZ SL (R129) Ignition Coil replacement - online guide
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