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Test 15E - Pump Motor Circuit Not Working Properly

NOTE: Perform TEST 15B  before proceeding. For connector terminal and circuit identification, see CONNECTOR IDENTIFICATION . For wiring diagram, see WIRING DIAGRAM . Perform TEST VER-1A  after each repair.
  1. Temporarily remove jumper wire. Turn ignition off. Disconnect Controller Anti-Lock Brake (CAB) connectors. Turn ignition on. Using scan tool in voltmeter mode, check voltage on CAB connector "B", terminal B3. Go to next step.
  2. Reconnect jumper wire between pump/motor relay connector terminals No. 30 and 87. If voltage is more than 10 volts, replace CAB. If voltage is not as specified, repair open in pump/motor relay output (reference) circuit between Power Distribution Center (PDC) and CAB.
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