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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 464 (Driver Side Junction Block (Body No. 2 Control System) - Diagnosis) >> Problem Symptoms Table >> Turn Signal And Hazard Warning System:

Turn Signal And Hazard Warning System:

WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
TURN SIGNAL AND HAZARD WARNING SYSTEM

Symptom Suspect Area See Section
Hazard warning light does not light up.
  1. Hazard switch circuit
  2. Combination switch
  3. Front light ECU
  4. Driver side J/B ECU
  1. HAZARD SWITCH CIRCUIT 
  2. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
  3. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
  4. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
Turn signal light does not light up. (All)
  1. Turn signal light circuit
  2. Light control switch circuit
  3. Combination switch
  4. Front light ECU
  5. Driver side J/B ECU
  1. TURN SIGNAL LIGHT CIRCUIT 
  2. LIGHT CONTROL SWITCH CIRCUIT
  3. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
  4. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
  5. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE