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P1121 Diagnostic Trouble Code Discussion for January 2008

Electronic Throttle Control Actuator Malfunction

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Trouble Ticket Help Requests for DTC P1121
Help Request Posted
2000 Jaguar XJ8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJDA14C9Y
P1121: pedal position sensor range/performance fault. ... car came in with an intermitten problem. Check engine light on p1122 was stored.The display on the dash shows about all the module lost communication when this happens.Cust says it happened when it was raining but later I found out that was not the case.I ...
January 25, 2008