Light Failure Sensor
Disconnect light failure sensor 12-pin connector in trunk. Check for continuity or voltage between ground and specified terminals. See LIGHT FAILURE SENSOR TEST table. See Fig 1. If values are as specified, replace light failure sensor. If values are not as specified, check and repair wiring harness as necessary. See appropriate wiring diagram in WIRING DIAGRAMS .
LIGHT FAILURE SENSOR TEST
| Terminal | Condition | Value |
|---|---|---|
| 1 | Always | Continuity |
| 2 | Always | Continuity |
| 3 | Always | Continuity |
| 5 | Always | Continuity |
| 9 | Always | Continuity |
| 11 | Always | Continuity |
| 3 | Light Control Switch Off | Zero Volts |
| " | Head Or Tail Lights On | Battery Voltage |
| 4 | Ignition; Lock Or ACC | Zero Volts |
| " | Ignition On | Battery Voltage |
| 7 | Stoplight Switch Off | Zero Volts |
| " | Stoplight Switch On | Battery Voltage |
| 8 | Ignition; Lock Or ACC | Zero Volts |
| " | Ignition On | Battery Voltage |