Diagnostic Fault Information
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | High Resistance | Open | Short to Voltage | Signal Performance |
|---|---|---|---|---|---|
| Accelerator Pedal Position (APP) Sensor 1 5-Volt Reference Circuit | P0343, P0348, P0368, P0393, P2122 | P2122, P2138 | P2122 | P2138, P2123 | P2138 |
| Accelerator Pedal Position (APP) Sensor 2 5-Volt Reference Circuit | P0122, P0222, P0335, P0700 | P2127, P2138 | P2127 | P0123, P0221, P2138, P2128, P0700 | P2138 |
| Accelerator Pedal Position (APP) Sensor 1 Signal | P2122 | P2138 | P2122 | P2123 | P2138 |
| Accelerator Pedal Position (APP) Sensor 2 Signal | P2127 | P2138 | P2127 | P2128 | P2138 |
| Accelerator Pedal Position (APP) Sensor 1 Low Reference | - | P2123, P2138 | P2123 | - | P2138 |
| Accelerator Pedal Position (APP) Sensor 2 Low Reference | - | P2127, P2138 | P2128 | - | P2138 |