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P1531 Diagnostic Trouble Code Discussion for August 2013

Air Conditioning Evaporator Temperature Sensor Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1531
Help Request Posted
2004 Saab 9-5 Aero 2.3L Poor Idle Quality, MIL Lamp on, Abs, esp, brake VIN: YS3EH59G54
P1531: Pedal position 12 out of range. The car originally came in on 9/19/12 with codes related to throttle body failure and limp mode triggered. Replaced the throttle body. Car came back two weeks later in limp mode again. Found that the ECM had not been updated and performed the update. The car c...
August 30, 2013
2004 Saab 9-5 Aero 2.3L Poor Idle Quality, MIL Lamp on, Abs, esp, brake VIN: YS3EH59G54
P1531: Pedal position 12 out of range. The car originally came in on 9/19/12 with codes related to throttle body failure and limp mode triggered. Replaced the throttle body. Car came back two weeks later in limp mode again. Found that the ECM had not been updated and performed the update. The car c...
August 30, 2013