Diagnosis Procedure
WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CONNECTOR
- Turn the ignition switch OFF.
- Disconnect the battery cable from the negative terminal.
- Check the terminals and connectors of the ABS actuator and electric unit (control unit) for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal?
YES: GO TO 2.
NO: Repair the terminal and connector.
- CHECK HARNESS FOR OPEN CIRCUIT
- Disconnect the connector of ABS actuator and electric unit (control unit).
- Check the resistance between the ABS actuator and electric unit (control unit) harness connector terminals.
- VQ engine models
ABS actuator and electric unit (control unit) harness connector Resistance (Ω) Connector No. Terminal No. E125 12 13 Approx. 54 - 66
- VK engine models
ABS actuator and electric unit (control unit) harness connector Resistance (Ω) Connector No. Terminal No. E127 11 15 Approx. 54 - 66
Is the measurement value within the specification?
YES: GO TO 3.
NO: Repair the ABS actuator and electric unit (control unit) branch line.
- CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ABS actuator and electric unit (control unit). Refer to the following.
- VQ40DE: "DIAGNOSIS PROCEDURE "
- VK56DE: "DIAGNOSIS PROCEDURE "
Is the inspection result normal?
YES (Present error)>>Replace the ABS actuator and electric unit (control unit). Refer to the following.
- VQ40DE: "REMOVAL AND INSTALLATION "
- VK56DE: "REMOVAL AND INSTALLATION "
YES (Past error)>>Error was detected in the ABS actuator and electric unit (control unit) branch line.
NO: Repair the power supply and the ground circuit.