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LIGHT & RAIN SENSOR EXL-229 < COMPONENT DIAGNOSIS > [HALOGEN TYPE] C D E F G H I J K M A B EXL N O P Is the measurement value normal? YES >> GO TO 7. NO >> GO TO 5. 3. CHECK LIGHT & RAIN SENSOR POWER SUPPLY OPEN CIRCUIT 1. Disconnect BCM connector. 2. Check continuity between the light & rain sensor harness connector and the BCM harness connector. Does continuity exist? YES >> GO TO 4. NO >> Repair the harnesses or connectors. 4. CHECK LIGHT & RAIN SENSOR POWER SUPPLY SHORT CIRCUIT Check the continuity between the light & rain sensor harness connector and the ground. Does continuity exist? YES >> Repair the harnesses or connectors. NO >> Replace BCM. Refer to . 5. CHECK LIGHT & RAIN SENSOR SIGNAL OPEN CIRCUIT 1. Disconnect BCM connector. 2. Check continuity between the light & rain sensor harness connector and the BCM harness connector. Does continuity exist? YES >> GO TO 6. NO >> Repair the harnesses or connectors. 6. CHECK LIGHT & RAIN SENSOR SIGNAL SHORT CIRCUIT Check the continuity between the light & rain sensor harness connector and the ground. Does continuity exist? YES >> Repair the harnesses or connectors. NO >> Replace BCM. Refer to . Terminals Voltage (Approx.) (+) ( − ) Light & rain sensor Ground Connector Terminal R13 2 12 V Light & rain sensor BCM Continuity Connector Terminal Connector Terminal R13 1 M66 42 Existed Light & rain sensor Ground Continuity Connector Terminal R13 1 Not existed Light & rain sensor BCM Continuity Connector Terminal Connector Terminal R13 2 M66 17 Existed Light & rain sensor Ground Continuity Connector Terminal R13 2 Not existed |