Diagnostic Fault Information
WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. 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 |
|---|---|---|---|---|
| Battery Voltage-Relay Switch Side | 1 | 2 | - | - |
| Fuel Pump Supply Voltage | 1 | 2 | 3 | - |
| Fuel Pump Relay Control | P0230 | P0230 | P0230 | - |
| Fuel Pump Relay Ground | - | P0230 | P0230 | - |
| Fuel Pump Ground | - | 2 | - | - |
| 1
Open fuel pump fuse, cranks no start 2 Cranks no start 3 Fuel pump operates continuously, discharges battery |
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