Brake Switch Circuit Check (4-Speed A/T)

Turn ignition off. With CC ECU connector disconnected, check continuity between the CC ECU connector terminals No. 3 and 15. SeeFigure . With brake pedal released, continuity should exist. Likewise, continuity should not exist with brake pedal depressed. If continuity is not as specified, check wires and connectors of related circuit. See WIRING DIAGRAMS  . Repair faulty wires or connectors as necessary. If wires and connectors are okay, check switch function. See BRAKELIGHT SWITCH under COMPONENT TESTING.