P0121 Diagnostic Trouble Code Discussion for April 2014
Throttle Position Sensor Does Not Agree With MAP
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| Help Request | Posted | |
| 2004 Cadillac DeVille DHS 4.6L Poor Idle Quality, Surge, Cuts out, Stall VIN: 1G6KE57Y54 P0121: TP Sensor Performance. First I would like to thank you for your time... original customer complaint was that the engine would just die with no warning while driving. had another so called mechanic work on it and actually made it worse. found one bad coil and another unplugged causi... |
April 07, 2014 | |
| 2004 Cadillac DeVille DHS 4.6L Poor Idle Quality, Surge, Cuts out, Stall VIN: 1G6KE57Y54 P0121: TP Sensor Performance. First I would like to thank you for your time... original customer complaint was that the engine would just die with no warning while driving. had another so called mechanic work on it and actually made it worse. found one bad coil and another unplugged causi... |
April 24, 2014 |
