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 |
|---|---|---|---|---|
| A/C CLUTCH Relay Switch B+ | 2 | 2 | - | - |
| A/C CLUTCH Relay Coil Ignition | 2 | 2 | - | - |
| A/C CLUTCH Relay Control | P0645 | P0645 | P0645 | - |
| A/C Clutch Control | 2 | 2 | 1 | - |
| A/C Compressor Clutch Ground | - | 2 | 2 | - |
| 1. A/C Clutch Always Engaged 2. A/C Clutch Inoperative |
||||