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P1122 Diagnostic Trouble Code Discussion for December 2004

Electronic Throttle Control Actuator Malfunction

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Trouble Ticket Help Requests for DTC P1122
Help Request Posted
2002 Chevrolet Impala LS 3.8L Idles high VIN: 2G1WH55K22
P1122: TP Sensor Circuit Intermittent Low Voltage. ... times idle as high as 3000 rpm`s. P1122 (TPS intermittant low voltage) is stored in history. Has been to our shop 3 times now, 1st time replaced TPS with new Delco, 2nd time checked all wiring from PCM to TPS and had PCM flashed, last time tried another ne...
December 29, 2004