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P1477 Diagnostic Trouble Code Discussion for June 2009

Medium Fan Control Primary Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1477
Help Request Posted
2004 Mini Cooper S 1.6L MIL Lamp on VIN: WMWRE33454
P1477: leakage diagnosic pump reed switch did not open. We have replaced diagnostic pump reed swich near charcoal canister and purge valve near intake on motor. Car runs great, has strong vaccum but code still comes back. We must be missing something stupid...
June 20, 2009