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*LEFT STOP LAMP INOPERATIVE (CONTINUED) 3. MEASURE LEFT TAIL/STOP LAMP VOLTAGE Connect the Illumination Control Module harness connector. Depress the brake pedal. Measure the voltage between the Left Rear Lamp Assembly harness Is the voltage above 10 volts? Yes >> Go to 4 No >> Replace the Illumination Control Module. Perform BODY VERIFICATION TEST. 4. MEASURE LEFT TAIL/STOP LAMP GROUND CIRCUIT RESISTANCE Release the brake pedal. Measure the resistance between the Left Rear Lamp Assembly har- Is the resistance below 5.0 ohms? Yes >> Ensure that the Left Tail/Stop Lamp bulb is installed prop- erly and replace the bulb socket if necessary. Perform BODY VERIFICATION TEST. No >> Repair the Left Rear Lamp Assembly ground circuit fro an open. Perform BODY VERIFICATION TEST. ZH LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS 8L - 49 |