Diagnostic Fault Information
Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
Diagnostic Fault Information
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance | |
| Relay Switch B+ Circuit | 2 | 2 | - | -- | |
| Relay Coil B+ Circuit | 2 | 2 | - | -- | |
| HVAC B+ Circuit | 2 | 2 | - | -- | |
| Rear Defogger Relay Control | B0285 | B0286 | B0286 | -- | |
| Relay Controlled Output Circuit | 2 | 2 | 3 | -- | |
| Rear Defogger Switch Signal | 2 | 2 | 2 | -- | |
| Defog Switch Ground | - | 1,2 | 1,2 | -- | |
| Rear Window Defogger Grid Ground | - | 2 | 2 | -- | |
| 1. HVAC Defogger Indicator Inoperative 2. Rear defogger Inoperative 3. Rear Defogger Always ON |
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