Turn Signal Lamps
WARNING: This page is about a different variant/trim than selected.
| CONDITION | POSSIBLE CAUSES | CORRECTION |
|---|---|---|
| ONE TURN SIGNAL LAMP DOES NOT ILLUMINATE | 1. Ineffective or missing bulb. | 1. Test and replace turn signal bulb if required. |
| 2. Ineffective ground circuit. | 2. Test and repair open ground circuit if required. | |
| 3. Ineffective feed circuit. | 3. Test and repair open right or left turn signal feed circuit if required. | |
| 4. Ineffective BCM inputs or outputs. | 4. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to the appropriate diagnostic information. | |
| ALL RIGHT SIDE OR ALL LEFT SIDE TURN SIGNAL LAMPS (OR BOTH SIDES) DO NOT FLASH | 1. Ineffective feed circuit. | 1. Test and repair open right or left turn signal feed circuit if required. |
| 2. Ineffective left (lighting) multi-function switch. | 2. Test and replace left (lighting) multi-function switch (clockspring) if required. | |
| 3. Ineffective BCM inputs or outputs. | 3. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to the appropriate diagnostic information. | |
| ALL RIGHT SIDE OR ALL LEFT SIDE TURN SIGNALS FLASH TOO RAPIDLY (MORE THAN 100 FLASHES PER MINUTE) | 1. Ineffective or missing bulb. | 1. Test and replace turn signal bulb if required. |
| 2. Ineffective ground circuit. | 2. Test and repair open bulb ground circuit if required. | |
| 3. Ineffective feed circuit. | 3. Test and repair open right or left turn signal feed circuit if required. | |
| TURN SIGNALS DO NOT AUTOMATICALLY CANCEL | 1. Ineffective cancel cam. | 1. Inspect and replace the turn signal cancel cam (clockspring) if required. |
| 2. Ineffective cancel actuator. | 2. Inspect and replace the turn signal cancel actuator (clockspring) if required. |