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*LEFT FRONT SIDE MARKER LAMP INOPERATIVE (CONTINUED) POSSIBLE CAUSES FUSED B(+) CIRCUIT OPEN GROUND CIRCUIT OPEN LEFT FRONT SIDE MARKER LAMP BULB For a complete Exterior Lamps Circuit Diagram, (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - EXTERIOR - Diagnostic Test 1. INSPECT THE LEFT FRONT SIDE MARKER LAMP BULB Note: If the left front side marker lamp, the left park lamp, the left rear side marker lamp, and the left tail Remove the Left Front Side Marker Lamp bulb and inspect for an open filament. Is the Bulb filament open? Yes >> Replace the Left Front Side Marker Lamp bulb. (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - EXTE- RIOR/MARKER LAMP - REMOVAL). Perform BODY VERIFICATION TEST. No >> Go to 2 2. MEASURE FUSED B(+) CIRCUIT RESISTANCE Disconnect the Left Front Side Marker Lamp harness connector. Disconnect the Illumination Control Module harness connector. Note: Check connectors - Clean/repair as necessary. Is the resistance below 5.0 ohms? Yes >> Go to 3 No >> Repair the Fused B(+) circuit for an open between the Left Front Side Marker Lamp and the Illumination Control Mod- Perform BODY VERIFICATION TEST. ZH LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS 8L - 33 |