Brake Switch: 3.5RL
Disconnect brake switch 4-pin connector. With brake pedal depressed, continuity should exist between brake switch terminals No. 1 and 2. See Fig 1. With brake pedal released, continuity should exist between brake switch terminals No. 3 and 4. If continuity is not as specified, adjust brake pedal height and recheck brake switch operation. See ADJUSTMENTS appropriate BRAKES article. If brake pedal height is okay, replace brake switch.