ABS Components

DTC Troubleshooting (cont'd)

19-75  

DTC 54: Main Relay Stuck OFF
  1. Check the No. 8 (20 A) fuse in the under-hood fuse/relay box and reinstall the fuse if it is OK.

Is the fuse OK?

YES - Go to step 2.

NO - Replace the fuse and recheck.

  1. Disconnect the ABS control unit 31P connector.
  2. Measure the voltage between the ABS control unit connector terminal No. 18 and body ground.

ABS CONTROL UNIT 31P CONNECTOR

Wire side of female terminals

Is there battery voltage?

YES - Replace the ABS modulator-control unit.

NO - Repair open in the wire between the ABS control unit and the under-hood fuse/relay box.

DTC 61: Ignition Voltage

NOTE: Check the No. 11 (7.5 A) fuse in the under-dash fuse/relay box before troubleshooting.

  1. Clear the DTC.
  2. Test-drive the vehicle.

Does the ABS indicator come on and is DTC 61 indicted?

YES - Go to step 3.

NO - The system is OK at this time.

  1. Disconnect the ABS control unit 31P connector.
  2. Turn the ignition switch ON (II).
  3. Measure the voltage between the ABS control unit 31P connector terminal No. 15 and body ground.

ABS CONTROL UNIT 31P CONNECTOR

Wire side of female terminals

Is there battery voltage?

YES - Replace the ABS modulator-control unit.

NO - Repair open in the wire between the ABS control unit and the under-hood fuse/relay box.