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Replacement of the Auxiliary Heater Glow Plug

Model: Volkswagen Sharan MK 1, 7M - Years 1995-2010
Part: Engine

Many cars, especially those of German manufacture, have an auxiliary heater as part of their accessories: this device allows you to heat the cabin even when the engine is still cold and the coolant temperature is not yet high enough to perform this function through normal air conditioning; this device operates under certain circumstances: Cabin heating requested with the engine running, external temperature below 13°C, engine temperature below 80°C. It is located under the vehicle's floor and contains a glow plug: to replace it, remove the side cover as shown in the video, and then clear the fault memory using the diagnostic tool.

Updated on 16 February 2026 by ScegliAuto

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