Abs Ecu Wiring Harness

Remove ABS ECU. See ABS ECU under REMOVAL & INSTALLATION. With ABS ECU wiring connected, backprobe ABS ECU connector terminals. Measure voltage between specified terminal and body ground. See Fig 1. If any value is not as specified, check and repair or replace indicated component.
Unplug ABS ECU connector. Measure resistance and voltage, on wire harness side, between indicated terminals of ABS ECU connector. See Fig 2. If any circuit value is not as specified, check and repair or replace indicated component.

Fig 1: Testing ABS ECU Wiring Harness - Connected (1 Of 2)

Fig 2: Testing ABS ECU Wiring Harness - Disconnected (2 Of 2)