P2121 Diagnostic Trouble Code Discussion for September 2018
Accelerator Pedal Position Sensor 1 Performance
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| Help Request | Posted | |
| 2008 Ford Mustang 4.0L Stall VIN: 1ZVHT80N08 P2121: Throttle/pedal position sensor switch D rang/performance. Ran through diagnostics for these codes on identix fix,but everything passed all tests. Performed wire wriggle test, while watching app voltages, but found no change in this either. These codes do not point to just one or the other was wondering if anyone ... |
September 24, 2018 |
