DTC Descriptors
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic procedure supports the following DTCs:
- DTC P1223 Injector 1 Output Circuit
- DTC P1226 Injector 2 Output Circuit
- DTC P1229 Injector 3 Output Circuit
- DTC P1232 Injector 4 Output Circuit
- DTC P1235 Injector 5 Output Circuit
- DTC P1238 Injector 6 Output Circuit
- DTC P1241 Injector 7 Output Circuit
- DTC P1244 Injector 8 Output Circuit