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01 S0X4A00J26370114761FEAT00 22-108 Safety Indicator System Brake Light Failure Sensor Test GRN BLK WHT/GRN YEL WHT/BLK 1. First make sure the brake lights come on when the brake pedal is pressed. • If all the brake lights come on, go to step 2. whether the bulb is blown. If the bulb is OK, go to • If none of the brake lights come on, check the brake light circuit (see page 22-121). 2. Open the tailgate, and remove the left rear side trim panel (see page 20-60). 3. Make sure the BRAKE LAMP light in the safety indicator does not come on and stay on when the • If the BRAKE LAMP light comes on, check for: – a short to ground between the No. 11 terminal of the gauge assembly connector A (14P) and – a faulty safety indicator circuit (printed circuit board) in the gauge assembly. • If the BRAKE LAMP light does not come on, go to step 4. 4. Reconnect the 6P connector. Check the voltage to ground on No. 5 terminal (YEL). • If there is 12 V, go to step 5. – an open in the YEL wire. 5. Reconnect the 6P connector. Make sure the BRAKE LAMP light in the safety indicator comes on and • If the BRAKE LAMP light does not go off, replace the brake failure sensor. • If the BRAKE LAMP light goes off, check for: – a poor ground (G 552, G582). Wire side of 03/07/29 10:21:07 61S0X050_220_0110 |