P0503 OBD Trouble Code
3 results found
| Type | Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled |
|---|---|
| Description | Vehicle Speed Sensor "A" Intermittent/Erratic/High |
| Type | Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled |
|---|---|
| Description | VSS Circuit Noisy or Intermittent Conditions |
| Cause | Engine running, engine speed above the TCC stall speed, then the PCM detected a noisy or intermittent VSS signal over a period of time The VSS signal comes from the VSS, TCSS, ABS Module, GEM or CTM (module) |
| Type | Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled |
|---|---|
| Description | VSS Circuit Intermittent Input (4T60-E Transmission) |
| Cause | Engine speed above 500 rpm, not in P or N, more than 6 seconds have elapsed since last range selector position change, DFCO not active, OSS signal did not rise more than 500 rpm in 2 seconds, then the PCM detected that the OSS signal dropped more than 1500 rpm, condition met for 2 seconds. |
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