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    4. : Where is the BMW 320d E46 glow plug unit located?

Where is the BMW 320d E46 glow plug unit located?
Years 1998-2006

Answer

If the glow plug warning light flashes on the instrument panel display and error 4203 "Glow plug control unit" is present in the engine control unit, it means that the relative control unit has been damaged: the suggestion is to replace the glow plugs as well as the control unit; this control unit is located in the lower part of the engine, practically under the seat of the engine oil filter.
Posted on: 21 December 2019 by ScegliAuto

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