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.
| Fuel Injector Circuits | Short to Ground | High Resistance | Open | Short to Voltage | Signal Performance |
|---|---|---|---|---|---|
| Fuel Injector Positive Voltage Control Group 1 | P2146 | P2146 | P0201, P02041 | P1233, P1224, P2146 | - |
| Fuel Injector Positive Voltage Control Group 2 |
P2149 | P2149 | P0206, P02071 | P1239, P1242, P2149 | - |
| Fuel Injector Positive Voltage Control Group 3 | P2152 | P2152 | P0202, P02051 | P1227, P1236, P2152 | - |
| Fuel Injector Positive Voltage Control Group 4 | P2155 | P2155 | P0203, P02081 | P122A, P1247, P2155 | - |
| Fuel Injector 1 Control | P1233, P2146 | P2146 | P0201 | P1224, P2146 | - |
| Fuel Injector 2 Control | P1236, P2152 | P2152 | P0202 | P1227, P2152 | - |
| Fuel Injector 3 Control | P1247, P2155 | P2155 | P0203 | P122A, P2155 | - |
| Fuel Injector 4 Control | P1224, P2146 | P2146 | P0204 | P1233, P2146 | - |
| Fuel Injector 5 Control | P1227, P2152 | P2152 | P0205 | P1236, P2152 | - |
| Fuel Injector 6 Control | P1242, P2149 | P2149 | P0206 | P1239, P2149 | - |
| Fuel Injector 7 Control | P1239, P2149 | P2149 | P0207 | P1242, P2149 | - |
| Fuel Injector 8 Control | P122A, P2155 | P2155 | P0208 | P1247, P2155 | - |
| 1 Misfire DTCs may also set. | |||||