Stop Lamp Switch

Remove stop lamp switch from its bracket by rotating it approximately 30 degrees in a counter-clockwise direction. Disconnect wiring harness connector from stop lamp switch. Hold stop lamp switch firmly in one hand. Pull outward on plunger of stop lamp switch until it ratchets out to its fully extended position.
Install stop lamp switch into bracket using following procedure. Depress brake pedal as far down as possible. Then while keeping brake pedal depressed, install stop lamp switch into bracket by aligning index key on switch with slot at top of square hole in mounting bracket. When switch is fully installed in square hole of bracket, rotate switch clockwise approximately 30° to lock switch into bracket. See Figure . Connect wiring harness connector to stop lamp switch.
CAUTION: DO NOT use excessive force when pulling back on brake pedal to adjust stop lamp switch. If too much force is used, damage to vacuum booster, stop lamp switch or striker can result.
Gently pull back on brake pedal until pedal stops moving. This will cause switch plunger to ratchet backward to correct position.