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P0121 Diagnostic Trouble Code Discussion for July 2013

Throttle Position Sensor Does Not Agree With MAP


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Trouble Ticket Help Requests for DTC P0121
Help Request Posted
2006 Chevrolet Cobalt SS 2.0L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1G1AP11P56
P0121: TP Sensor 1 Circuit Performance. ... customer stated that in had no power and the ck eng light was on on. the customer had cleared the codes before getting the car here. st the time we got the car it was running good with no codes. Now it is a month later and the car is acting up agian. this ...
July 18, 2013
2006 Chevrolet Cobalt SS 2.0L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1G1AP11P56
P0121: TP Sensor 1 Circuit Performance. ... customer stated that in had no power and the ck eng light was on on. the customer had cleared the codes before getting the car here. st the time we got the car it was running good with no codes. Now it is a month later and the car is acting up agian. this ...
July 18, 2013