Diagnosis Procedure
WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK POWER SWITCH CIRCUIT - 1
- Turn power switch OFF.
- Disconnect power switch connector.
- Check voltage between power switch harness connector and ground.TERMINALS VOLTAGE REFERENCE CHART
(+) (-) Voltage (V) (Approx.) Power switch Connector Terminal M25 3 Ground Battery voltage Is the inspection normal?
YES: GO TO 2.
NO-1: Check 10 A fuse [No. 7, located in fuse block (J/B)].
NO-2: Check harness for open or short between power switch and fuse.
- CHECK POWER SWITCH CIRCUIT - 2
- Disconnect BCM connector.
- Check continuity between BCM harness connector and power switch harness connector.TERMINALS CONTINUITY REFERENCE CHART
BCM Power switch Continuity Connector Terminal Connector Terminal M70 91 M25 7 Existed - Check continuity between BCM harness connector and ground.TERMINALS CONTINUITY REFERENCE CHART
BCM Ground Continuity Connector Terminal M70 91 Not existed Is the inspection normal?
YES: GO TO 3.
NO: Repair or replace harness.
- CHECK POWER SWITCH INTERNAL CIRCUIT
- Connect power switch connector.
- Check voltage between power switch connector and ground.TERMINALS VOLTAGE REFERENCE CHART
(+) (-) Voltage (V) (Approx.) Power switch Connector Terminal M25 7 Ground Battery voltage Is the inspection normal?
YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
NO: Replace power switch.