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OBD Codes > Audi > p0685

Audi Information

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Facts
Country & Continent of Origin: Germany (Europe)

ECM/PCM Power Relay Control Circuit /Open

PossibleSymptons

- Engine Light ON (or Service Engine Soon Warning Light)

PossibleCauses

- ECM power control circuit is open or shorted - Failed ECM power relay - Failed ECM

PossibleCauses

SpecialNotes

The Engine Control Module (ECM) has detected that the ECM remains powered up after the ignition key has been turned off

ECM Power Relay Control Circuit (J271), Circuit Open