P0121 Diagnostic Trouble Code Discussion for March 2006
Throttle Position Sensor Does Not Agree With MAP
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| 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 |
