Mercedes C Class W205 Glow Plugs
Replacement glow plugs — fitment, symptoms & live UK prices.
Fits Mercedes C Class W205 — check your reg/VIN to confirm

From £16.99 · 6 live listings on eBay
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4x Heater Glow Plugs 6221590001 For Mercedes-Benz C-Class W205 S205 Marco Polo
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4Pcs For Benz C-Class W205 Vito W447 2.5 dCi Diesel Heater Glow Plugs M10x1
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Heater Glow Plugs For Mercedes-Benz A B C E S CLA GLA GLE GLS CDI A0011597301 4X
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Will it fit my Mercedes C Class W205?
Diesel only. Match the engine code — plug length/voltage differs between 1.6 and 2.0 TDI.
Tip: filter by your reg on eBay's compatibility check, or match the part number stamped on your old unit.
Signs your Mercedes C Class W205 glow plugs needs replacing
- Hard starting when cold
- Glow-plug warning light
- White smoke on cold start
- Rough idle until warm
Fitting it yourself
Accessible on most TDI engines but seized plugs can shear — go slow, use penetrating oil.
Torque: Typically 10–15 Nm — over-tightening snaps them.
See Glow Plugs prices on eBayMore Mercedes C Class W205 parts
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