ABS Main Valve Continuity Test
Using an ohmmeter, check for continuity between ABS main valve terminal No. 1 (Black wire) and ECU connector terminal No. 18, and between ABS main valve terminal No. 2 (Brown wire) and ground. See Figure , Figure and Figure thru Figure . There should be continuity at both test points. If there is no continuity at both test points, repair wiring and retest.