S4 / RS4 (B5 Platform) Discussion Discussion forum for the B5 Audi S4 & RS4 produced from 1998-2002

Are the signal and chassis ground pins tied together at the OBD connector?

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Old 03-19-2002, 09:44 AM
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Default Are the signal and chassis ground pins tied together at the OBD connector?

Voltmeter tells me they are but just want to be sure.
Old 03-19-2002, 12:34 PM
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just use pin 4 as your ground return feed...no need to use pin 5....keeps it simple.
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Quick Reply: Are the signal and chassis ground pins tied together at the OBD connector?



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