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SYMPTOM PROCEDURES SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR 54B-156 FOG LAMP INSPECTION PROCEDURE K-1: The fog lamps do not illuminate normally. CAUTION Whenever the ECU is replaced, ensure that the COMMENTS ON TROUBLE SYMPTOM If the fog lamps do not illuminate normally, the input • Tail lamp switch • Headlamp switch • Fog lamp switch POSSIBLE CAUSES • Malfunction of the column switch • Malfunction of the fog lamp switch • Malfunction of the ETACS-ECU • Damaged harness wires and connectors DIAGNOSIS PROCEDURE Step 1. Check that the tail/stop lamps and Q: Is the check result normal? YES : Go to Step 2. NO : Repair the tail/stop lamp(s) and Fog Lamp Relay Circuit Wire colour code ETACS-ECU FOG LAMP FOG LAMP FUSIBLE 6 Main Index Group TOC |