Diagnostic Fault Information
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| EGR Temperature Sensor 1 Signal | P040C | P040D, P040F | P040D | P040F |
| EGR Temperature Sensor 1 Low Reference | - | P040D, P040F | - | P040F |
| EGR Temperature Sensor 2 Signal | P041C | P041D, P040F | P041D | P040F |
| EGR Temperature Sensor 2 Low Reference | - | P041D, P040F | - | P040F |