A4 (B6 Platform) Discussion Discussion forum for the B6 Audi A4 produced from 2002-2005

(FAULT CODE) P0688 ECM/PCM Power Relay Sense Circuit ???????

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Old 11-14-2007, 02:22 PM
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(FAULT CODE) P0688 ECM/PCM Power Relay Sense Circuit ???????
Old 11-14-2007, 04:49 PM
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is there a problem associated with it?
Old 11-14-2007, 04:56 PM
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states that the relay is bad.. is that relay labled 219... I have had a major power drain loss issue
Old 11-14-2007, 05:10 PM
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Can't remember the label, but it's in the ECM box
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