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P0121 Diagnostic Trouble Code Discussion for March 2006

Throttle Position Sensor Does Not Agree With MAP


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Trouble Ticket Help Requests for DTC P0121
Help Request Posted
1997 Chevrolet Astro 4.3L MIL Lamp on VIN: 1GCDM19W2V
P0121: TP Sensor Performance. ... position code. Takes several hours of running before code.than after several hours the p0121 code will return
March 23, 2006
1997 Chevrolet Astro 4.3L MIL Lamp on VIN: 1GCDM19W2V
P0121: TP Sensor Performance. ... position code. Takes several hours of running before code.than after several hours the p0121 code will return
March 23, 2006