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How to change glow plugs on MERCEDES-BENZ E-Class T-modell (S210) – replacement guide
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Recommended replacement interval for the part category Glow plug : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ E-Class T-modell (S210) E 270 T CDI (210.216), MERCEDES-BENZ E-Class T-modell (S210) E 270 T CDI … View more
The steps may slightly vary depending on the car design.
MERCEDES-BENZ E-Class T-modell (S210) E 270 T CDI (210.216), MERCEDES-BENZ E-Class T-modell (S210) E 270 T CDI … 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 – Glow Plugs for E-Class T-modell (S210) and other MERCEDES-BENZ models
Glow plug
Alternative products

WD-40 spray
All-purpose cleaning spray
Dielectric grease
High-temperature ceramic grease
Torque wrench
Spark plug socket # 10
Drive socket # Е11
Ratchet wrench
Needle nose pliers
Fender cover
Replacement: glow plugs – MERCEDES-BENZ E-CLASS Estate (S210). Tip from AUTODOC:
- The replacement procedure is identical for all glow plugs.
- Wear gloves to protect your hands from hot surfaces.
- Warning! Shut down the engine before starting any work – MERCEDES-BENZ E-CLASS Estate (S210).
Carry out replacement in the following order:
- Step 1Open the bonnet.Step 2Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.Step 3Clean dirt, dust and debris from inside the spark plug wells.
- Step 4Treat the glow plugs. Use WD-40 spray.
- Step 5If the glow plugs are difficult to unscrew, start the engine and let it warm up to operating temperature. This will make them easier to remove.Replacement: glow plugs – MERCEDES-BENZ E-CLASS Estate (S210). Tip:Wear gloves to protect your hands from hot surfaces.
- Step 6Shut off the engine.Step 7Unscrew the fuel hose fastener. Use a drive socket #Е11. Use a ratchet wrench.
- Step 8Disconnect the fuel return line hose.
- Step 9Blank off the fuel return line.
- Step 10Detach the glow plug wiring connectors. Use needle nose pliers.
- Step 11Clean dirt, dust and debris from inside the spark plug wells.
- Step 12Unscrew the glow plugs. Use the spark plug socket #10. Use a torque wrench.Replacement: glow plugs – MERCEDES-BENZ E-CLASS Estate (S210). AUTODOC recommends:The glow plugs can get stuck over time and break apart when removed.Use a torque wrench to loosen the parts to avoid exceeding the breakaway torque specified by the car manufacturer.If you have reached the breakaway torque but the glow plugs still won't unscrew, you need to consult a professional: breakage of the parts can result in costly engine repairs.
- Step 13Remove the glow plugs. Use needle nose pliers.
- Step 14Treat the glow plugs. Use high-temperature ceramic grease.
- Step 15Install new glow plugs to their mounting seats. Use needle nose pliers.
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