rossevans Posted November 16, 2023 Share Posted November 16, 2023 Any idea where I can find the glow plug relay? car is difficult to start From cold. All glow plugs changed but still getting J179 error code on VCDS. thank you Quote Link to comment Share on other sites More sharing options...
Steve Q Posted November 18, 2023 Share Posted November 18, 2023 The glow plug module on the 2.0 diesel Q5 is located in the plenum chamber, so the area behind the bulkhead under the plastic shield. 1 Quote Link to comment Share on other sites More sharing options...
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