audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

EGR Temperature Sensor > < LED Test Light|Page 6564
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If voltage tester does not flash:

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Check wiring for continuity and short to B+ between valve connector terminal 2 and test box socket E1.
Specified value: max. 1.0 ohms (ohms)

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If necessary, eliminate short or open circuit in wiring.

If wiring is OK:

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Replace ECM.

EGR Temperature Sensor > < LED Test Light|Page 6564