LIGHTING (EXT) AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM PROBLEM SYMPTOMS TABLE
- HINT:
- ·
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
·Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| "Headlight System Malfunction Visit Your Dealer" is displayed on the multi-information display (headlight leveling control is normal) | Check DTCs | 
|
| Headlight beam level warning circuit |
|
|
| Headlight leveling ECU assembly |
|
|
| Headlight beam level control does not operate | Check the fail-safe function |
|
| Check DTCs |
|
|
| Headlight leveling ECU power source circuit |
|
|
| Headlight signal circuit |
|
|
| Headlight beam level control actuator circuit |
|
|
| Speed signal circuit |
|
|
| Headlight leveling ECU assembly |
|
|
| DTC information cannot be detected | Diagnosis circuit |
|
| Headlight leveling ECU assembly |
|
|
| Initialization cannot be performed | Check DTCs |
|
| LVL terminal circuit |
|
|
| Headlight leveling ECU assembly |
|