Diagnostic Fault Information
WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. 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 | Short Between Circuits |
|---|---|---|---|---|
| Control circuit terminal 2 @ Q17A Fuel Injector 1 | P2147 | P0201 | P2148 | P1248 |
| Control circuit terminal 1 @ Q17A Fuel Injector 1 | P0261 | P0201 | P0262 | P1248 |
| Control circuit terminal 2 @ Q17B Fuel Injector 2 | P2150 | P0202 | P2151 | P1249 |
| Control circuit terminal 1 @ Q17B Fuel Injector 2 | P0264 | P0202 | P0265 | P1249 |
| Control circuit terminal 2 @ Q17C Fuel Injector 3 | P2153 | P0203 | P2154 | P124A |
| Control circuit terminal 1 @ Q17C Fuel Injector 3 | P0267 | P0203 | P0268 | P124A |
| Control circuit terminal 2 @ Q17D Fuel Injector 4 | P2156 | P0204 | P0270, P2157 | P124B |
| Control circuit terminal 1 @ Q17D Fuel Injector 4 | P0270, P2156 | P0204 | P0271, P2157 | P124B |
| Control circuit terminal 2 @ Q17E Fuel Injector 5 | P216B | P0205 | P216C | P124C |
| Control circuit terminal 1 @ Q17E Fuel Injector 5 | P0273 | P0205 | P0274 | P124C |
| Control circuit terminal 2 @ Q17F Fuel Injector 6 | P216E | P0206 | P216F | P124D |
| Control circuit terminal 1 @ Q17F Fuel Injector 6 | P0276 | P0206 | P0277 | P124D |