How to carry out replacement: Ignition Leads 250 D 2.5 (124.185) Mercedes S124 (W124)
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Change Mercedes S124 (W124) 250 D 2.5 (124.185) Ignition Leads yourself – manuals and video tutorials

How to change ignition leads on MERCEDES-BENZ W124 Estate (S124) – replacement guide

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Download your free tutorial and fix MERCEDES-BENZ W124 Estate (S124) 200 TE 2.0 (124.081) problems yourself Download for free 1.38 MB Ignition Leads for Mercedes S124 (W124) Shop now
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When to replace the Ignition Leads on your MERCEDES-BENZ 123 SERIES
Recommended replacement interval for the part category Ignition Cable Kit : 60000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ W124 Estate (S124) 230 TE (124.083), MERCEDES-BENZ W124 Estate (S124) 230 TE (124.083), MERCEDES-BENZ W124 Estate (S124) 230 TE Cat (124.083), MERCEDES-BENZ W124 Estate (S124) 200 TE, MERCEDES-BENZ W124 Estate (S124) 200 TE (124.081), MERCEDES-BENZ W124 Estate (S124) 200 T (124.080), MERCEDES-BENZ W124 Estate (S124) 200 T (124.080) … 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 Leads for W124 Estate (S124) and other MERCEDES-BENZ models
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Ignition Cable Kit for W124 Estate (S124) Petrol (132 hp)
Tools
Replacement: ignition leads – MERCEDES-BENZ KOMBI Estate (S124). Tools you might 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
Buy tools
Replacement: ignition leads – MERCEDES-BENZ KOMBI Estate (S124). AUTODOC recommends:
  • Warning! Shut down the engine before starting any work – MERCEDES-BENZ KOMBI Estate (S124).
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 Leads on Mercedes S124 (W124) 1985 - 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 W124 Estate (S124) 250 D 2.5 (124.185) 1986 Ignition Leads - 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
    Mercedes S124 (W124) 300 3.0 Turbo Diesel (124.193) 1987 Ignition Leads replacement: free workshop manuals
    Remove the fastening bolts.
  4. Step 6
    Changing Ignition Leads on MERCEDES-BENZ W124 Estate (S124) 300 D 3.0 (124.190) 1988 by yourself
    Remove the inlet pipe.
  5. Step 7
    How to remove MERCEDES-BENZ 123 SERIES 230 TE 2.3 (124.083) 1989 Ignition Leads - online easy-to-follow instructions
    Remove the high tension cable bracket.
  6. Step 8
    How to replace Ignition Leads on MERCEDES-BENZ W124 Estate (S124) 1990: download PDF manuals and video instructions
    Make marks to indicate the order of installation of the spark plug wires.
  7. Step 9
    How hard is it to do yourself: Ignition Leads replacement on Mercedes S124 (W124) 230 TE Cat (124.083) 1991 - download illustrated guide
    Disconnect the spark plug wires from the spark plugs.
  8. Step 10
    Need to know how to renew Ignition Leads on MERCEDES-BENZ 123 SERIES 1992? This free workshop manual will help you to do it yourself
    Disconnect the high tension cables from the ignition distributor.
  9. Step 11
    Changing of Ignition Leads on Mercedes S124 (W124) 1993 won't be an issue if you follow this illustrated step-by-step guide
    Remove the high tension cables.
  10. Step 12
    MERCEDES-BENZ 123 SERIES 250 D 2.5 (124.185) Ignition Leads replacement: online guides and video tutorials
    Treat the ignition distributor terminals. Use a wire brush. Use dielectric grease.
  11. Step 13
    Fit new high tension cables.
    Step 14
    Replacing Ignition Leads on Mercedes S124 (W124) 1986 250 D 2.5 (124.185) by yourself
    Connect the high tension cables to the ignition distributor.
    Replacement: ignition leads – MERCEDES-BENZ KOMBI Estate (S124). Tip from AUTODOC experts:
    Follow the installation sequence.
  12. Step 15
    W124 Estate (S124) 230 TE 2.3 (124.083) 1987 Ignition Leads DIY replacement workshop manual
    Remove the ignition coil cover.
  13. Step 16
    How to change Ignition Leads on MERCEDES-BENZ W124 Estate (S124) 1988 - tips and tricks
    Disconnect the high tension cable from the ignition coil.
  14. Step 17
    Step-by-step recommendations for DIY replacement Mercedes S124 (W124) 1989 230 TE 2.3 (124.083) Ignition Leads
    Remove the high tension cable from the ignition coil cover. Use a crowbar.
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