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Home >> Lexus >> 2004 >> GS 430 >> Repair and Diagnosis >> Electrical >> Body Electrical >> Body Electrical (Troubleshooting) >> Problem Symptoms Table >> Fog Light System

Fog Light System

This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting.

SYMPTOM

Symptom Suspect Area See
Fog light does not light up with light control SW HEAD (Headlight is normal.)
  1. FOG Fuse
  2. Fog Light Relay
  3. Fog Light Switch
  4. Wire Harness
  5. Body No. 2 ECU
 INSPECTION
INSPECTION
INSPECTION
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Fog light does not light up with light control SW HEAD (Headlight does not light).
  1. (1) Other Parts
  2. Wire Harness
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-
Only one light does not light up.
  1. Bulb
  2. Wire Harness
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(1) Inspect Headlight System
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