Diagnostic Test
WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT
Perform the trouble diagnosis for ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to DIAGNOSIS PROCEDURE .
Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Repair / replace harness, connector, fuse, or fusible link.
- CHECK VDC OFF INDICATOR LAMP SIGNAL (1)
With CONSULT
- Select "ABS", "DATA MONITOR" and "OFF LAMP" according to this order.
- Turn the ignition switch OFF.
- Check that data monitor displays "On" for several seconds after ignition switch is turned ON, and then changes to "Off".CAUTION:
Never set the vehicle to READY/Never start the engine.
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Replace the ABS actuator and electric unit (control unit). Refer to REMOVAL AND INSTALLATION .
- CHECK VDC OFF INDICATOR LAMP SIGNAL (2)
- Select "ABS", "DATA MONITOR" and "OFF LAMP" according to this order.
- Check that data monitor displays "On" or "Off" each time when VDC OFF switch is operated.
Is the inspection result normal?
YES
Replace the combination meter. Refer to REMOVAL AND INSTALLATION .
NO
Check the VDC OFF switch system. Refer to DIAGNOSIS PROCEDURE .