Diagnosis Procedure
WARNING: This page is about a different car, the 2011 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect combination meter connector.
- Check voltage between combination meter harness connector and ground.VOLTAGE SPECIFICATION
(+) (-) Voltage (V) (Approx.) Combination meter Connector Terminal M53 1 Ground Battery voltage Is the inspection result normal?
YES: Go to 2.
NO-1: Check 10 A fuse [No. 11, 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.VOLTAGE SPECIFICATION
(+) (-) Voltage (V) (Approx.) BCM Connector Terminal M123 141 Ground Battery voltage Is the inspection result normal?
YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
NO: Go to 3.
- CHECK COMBINATION METER CIRCUIT
- Disconnect combination meter connector.
- Check continuity between combination meter harness connector and BCM harness connector.CONTINUITY SPECIFICATION
Combination meter BCM Continuity Connector Terminal Connector Terminal M54 28 M123 141 Existed - Check continuity between combination meter harness connector and ground.CONTINUITY SPECIFICATION
Combination meter Ground Continuity Connector Terminal M54 28 Not existed Is the inspection result normal?
YES: Replace combination meter. Refer to "REMOVAL AND INSTALLATION ".
NO: Repair or replace harness.