Headlamp Leveling
WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| CONDITION | POSSIBLE CAUSES | CORRECTION |
|---|---|---|
| ONE LEVELING MOTOR IS INEFFECTIVE | 1. Ineffective ground circuit. | 1. Test and repair open leveling motor ground circuit if required. |
| 2. Ineffective feed circuit. | 2. Test and repair open leveling motor feed circuit if required. | |
| 3. Ineffective signal circuit. | 3. Test and repair open headlamp leveling motor signal circuit if required. | |
| 4. Ineffective motor. | 4. Test and replace headlamp leveling motor if required. | |
| BOTH LEVELING MOTORS ARE INEFFECTIVE | 1. Ineffective switch (dimmer module). | 1. Test and replace switch (dimmer module) if required. |
| 2. Ineffective motor ground circuit. | 2. Test and repair open leveling motor ground circuit if required. | |
| 3. Ineffective motor feed circuit. | 3. Test and repair open leveling motor feed circuit if required. | |
| 4. Ineffective signal circuit. | 4. Test and repair open or shorted headlamp leveling motor signal circuit if required. | |
| 5. Ineffective BCM inputs or outputs. | 5. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to the appropriate diagnostic information. | |
| 6. Ineffective motors. | 6. Test and replace leveling motors if required. |