Test No. 6
- Disconnect ABS-ECU connector. Turn ignition on. Using a voltmeter, check for voltage between ground and ABS-ECU wiring harness connector terminal No. 25. See Figure . If battery voltage exists, go to step 3). If battery voltage does not exist, go to next step.
- Inspect connectors between Hydraulic Control Unit (HCU) and instrument cluster. Clean or repair as necessary. Verify if original problem still exists. If problem still exists, check Green/Red wire between ABS-ECU and instrument cluster. Repair as necessary.
- Inspect ABS-ECU connector. Clean or repair as necessary. Verify if original problem still exists. If problem still exists, replace ABS-ECU.