Diagnostic Fault Information
WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
Windshield Washer Solvent Heater Malfunction
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Battery Positive Voltage | 1 | 1 | - | - |
| Ignition 3 Voltage | 1 | 1 | - | - |
| Washer Fluid Heated Control Switch Signal | 3 | 1 | 1 | - |
| Windshield Washer Switch Signal | 4 | 1 | 4 | - |
| Washer Fluid Heated Control Switch LED Supply Voltage | 2 | 2 | 1 | - |
| Washer Solvent Heater Assembly Ground | - | 1 | - | - |
| Washer Solvent Heater Assembly Logic Ground | - | 1 | - | - |
| 1. Windshield Washer Solvent Heater Malfunction 2. Windshield Washer Solvent Heater Indicator Inoperative 3. Windshield Washer Solvent Heater Indicator Always ON 4. Windshield Wiper System Malfunction |
||||