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Home >> Ford >> 1989 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Trouble Codes >> Code 3
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Code 3

  1. Turn ignition off. Disconnect battery. Unplug control module connector. Measure resistance between module connector pin No. 8 and pin No. 14 and ground. If resistance is less than 3 ohms, replace control module. If resistance is 3 ohms or more, reconnect module connector.
  2. Unplug electro-hydraulic valve connector. Measure resistance between Yellow/Light Green wire and Black/White wire at valve. If resistance is less than 3 ohms, repair open in Yellow/Light Green wire between valve connector and control module. If resistance is 3 ohms or more, replace electro-hydraulic valve.