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8D–83 WIRING SYSTEM Diagnosis Both Headlights Inoperative Step Action Value(s) Yes No 1 Check the ground terminal B–8. Is B–8 grounded securely? — Go to Step 2 Ground it securely 2 Disconnect the combination switch connector I–32. Is there continuity between switch side connector I–32 — Go to Step 2 Replace the switch 3 Check continuity of dimmer-passing switch. Is there continuity between switch side connector I–32 — Go to Step 3 Replace the switch 4 Check continuity between the lighting switch and the Is there continuity between harness side connector — Go to Step 5 Repair an open circuit 5 Remove the lighting relay from the relay and fuse box. Is the battery voltage applied between harness side Approx. 12V Go to Step 6 Repair an open circuit between battery and the lighting relay 6 Check continuity between the lighting relay and the Is there continuity between harness side connector — Go to Step 7 Go to Step 6 7 Check continuity between the lighting relay and fuse Is there continuity between harness side connector — Go to Step 8 Repair an open circuit 8 Check continuity between the dimmer-passing switch Is there continuity between switch side connector I–32 — Repair an open circuit — Headlight On The Left (or Right) Side Inoperative Step Action Value(s) Yes No 1 Is the fuse F–8 or F–9 normal? — Go to Step 2 Replace the fuse 2 Remove the headlight bulb on the left or right side. Is the bulb normal? — Go to Step 3 Replace the bulb 3 1. Reinstall the bulb. Is the battery voltage applied between harness side Approx. 12V Reconnect the headlight connector securely Repair an open circuit between the fuse and headlight |