LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2004 >> Tundra Base, Standard >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Systems - Diagnostics >> Circuit Inspection >> Front Fog Light Relay Circuit >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

  1. Check FOG LIGHT relay (See  FOG LIGHT SYSTEM  ). 
    1. NG: Replace FOG LIGHT relay. 
    2. OK: Go to next step 
  2. Check wire harness and connector between FOG LIGHT relay and body ECU (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
    1. NG: Repair or replace wire harness and connector. 
    2. OK: Proceed to next circuit inspection shown on problem symptoms table (See  PROBLEM SYMPTOMS TABLE  ). 
scientia non olet · About LEMON Manuals