Diagnosis Procedure
- CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect combination meter connector.
- Check voltage between combination meter harness connector and ground.TERMINAL VOLTAGE REFERENCE CHART
(+) (-) Voltage (V) (Approx.) Combination meter Connector Terminal M53 1 Ground Battery voltage Is the inspection result normal?
YES: GO TO 2.
NO-1: Check 15 A fuse [No. 9, located in the fuse block (J/B)].
NO-2: Check harness for open or short between combination meter and fuse.
- CHECK SECURITY INDICATOR LAMP SIGNAL
- Connect combination meter connector.
- Disconnect BCM connector.
- Check voltage between BCM harness connector and ground.TERMINAL VOLTAGE REFERENCE CHART
(+) (-) Voltage (V) (Approx.) BCM Connector Terminal M120 23 Ground Battery voltage Is the inspection result normal?
YES: GO TO 3.
NO: GO TO 4.
- REPLACE BCM
- Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
- Perform initialization of BCM and registration of all Intelligent Keys using CONSULT-III.
For initialization and registration procedures, refer to the CONSULT-III Operation Instructions NATS-IVIS/NVIS.
INSPECTION END
- CHECK SECURITY INDICATOR LAMP CIRCUIT
- Disconnect combination meter connector.
- Check continuity between combination meter harness connector and BCM harness connector.TERMINAL CONTINUITY REFERENCE CHART
Combination meter BCM Continuity Connector Terminal Connector Terminal M53 28 M120 23 Existed - Check continuity between combination meter harness connector and ground.TERMINAL CONTINUITY REFERENCE CHART
Combination meter Ground Continuity Connector Terminal M53 28 Not existed Is the inspection result normal?
YES: Replace combination meter. Refer to "REMOVAL AND INSTALLATION ".
NO: Repair or replace harness.