P2073 Diagnostic Trouble Code Discussion for January 2018
O2 Sensor Implausible
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| Help Request | Posted | |
| 2006 Aston Martin DB9 Volante 6.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: SCFAD02A96 P2073: EMS-P Manifold Absolute Pressure/ Mass Air Flow - Throttle position correlation. Noticed long term fuel trim on B1 is pegged at +25 and does not move. Engine misfires at cold start. Engine misfires at very heavy load/ WOT |
January 24, 2018 | |
| 2006 Aston Martin DB9 Volante 6.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: SCFAD02A96 P2073: EMS-P Manifold Absolute Pressure/ Mass Air Flow - Throttle position correlation. Noticed long term fuel trim on B1 is pegged at +25 and does not move. Engine misfires at cold start. Engine misfires at very heavy load/ WOT |
January 26, 2018 |
