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Problem Symptoms Table

WARNING: This page is about a different car, the 2003 Toyota Matrix. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

  1. HEADLAMP AND TAIL LAMP 
    HEADLAMP AND TAIL LAMP PROBLEM SYMPTOMS

    Symptom/Suspect Area See
    Low Beam Does Not Come On (One Side)
    1. Bulb .....
    2. HEAD RH LWR Fuse Or HEAD LH LWR Fuse .....
    3. Wire Harness .....
    Low Beam Does Not Come On (All)
    1. Headlamp Dimmer Switch INSPECTION 
    2. Daytime Running Light Relay INSPECTION 
    3. Wire Harness .....
    High Beam Does Not Come On (One Side)
    1. Bulb .....
    2. HEAD RH UPR Fuse Or HEAD LH UPR Fuse .....
    3. Wire Harness .....
    High Beam Does Not Come On (All)
    1. DIMMER Relay .....
    2. Headlamp Dimmer Switch INSPECTION 
    3. Daytime Running Light Relay ON-VEHICLE INSPECTION 
    4. Wire Harness .....
    "Flash" Does Not Operate (All)
    1. Headlamp Dimmer Switch INSPECTION 
    2. Wire Harness .....
    Headlamp Is Dark
    1. Bulb .....
    2. Wire Harness .....
    Only One Tail Lamp Comes On
    1. Bulb .....
    2. Wire Harness .....
    Both Tail Lamps Do Not Come On (Headlamps Are Normal)
    1. TAIL Fuse .....
    2. TAIL Relay (USA Only) INSPECTION 
    3. Light Control Switch INSPECTION 
    4. Daytime Running Light Relay (USA Only) ON-VEHICLE INSPECTION 
    5. Wire Harness .....
    Both Tail Lamps Do Not Come On (Headlamps Do Not Come On)
    1. Light Control Switch INSPECTION 
    2. Wire Harness .....
    Headlamp Does Not Come On With Engine Running & Light Control Switch OFF
    1. HEAD Relay INSPECTION 
    2. Generator .....
    3. Parking Brake Switch .....
    4. Daytime Running Light Relay ON-VEHICLE INSPECTION 
    5. Wire Harness .....
  2. FRONT FOG LAMP 
    FRONT FOG LAMP PROBLEM SYMPTOMS

    Symptom/Suspect Area See
    Front Fog Lamps Do Not Come On With Light Control Switch In The HEAD Position (Headlamps Are Normal)
    1. FOG Fuse .....
    2. FOG Relay INSPECTION 
    3. Front Fog Lamp Switch INSPECTION 
    4. Wire Harness .....
    Only On Front Fog Lamp Does Not Come On
    1. Bulb .....
    2. Wire Harness .....
  3. TURN SIGNAL AND HAZARD WARNING 
    TURN SIGNAL AND HAZARD WARNING PROBLEM SYMPTOMS

    Symptom/Suspect Area See
    "Hazard" & "Turn" Do Not Come On
    1. HAZARD Fuse .....
    2. Turn Signal Flasher Relay ON-VEHICLE INSPECTION 
    3. Wire Harness .....
    Hazard Warning Lamp Does Not Come On (Turn Is Normal)
    1. Hazard Warning Signal Switch Assy INSPECTION 
    2. Wire Harness .....
    Turn Signal Does Not Come On (Hazard Is Normal)
    1. Turn Signal Switch ON-VEHICLE INSPECTION 
    2. Wire Harness .....
    Turn Signal Does Not Come On In One Direction
    1. Turn Signal Switch ON-VEHICLE INSPECTION 
    2. Wire Harness .....
    Only One Bulb Does Not Come On
    1. Bulb .....
    2. Wire Harness .....
  4. STOP LAMP 
    STOP LAMP PROBLEM SYMPTOMS

    Symptom/Suspect Area See
    Both Stop Lamps Do Not Come On
    1. STOP Fuse .....
    2. Stop Lamp Switch INSPECTION 
    3. Wire Harness .....
    Stop Lamp Always Remains ON
    1. Stop Lamp Switch INSPECTION 
    2. Wire Harness .....
    Stop Lamp Does Not Come On (One Side)
    1. Bulb .....
    2. Wire Harness .....
  5. BACK UP LAMP 
    BACK UP LAMP PROBLEM SYMPTOMS

    Symptom/Suspect Area See
    Both Back Up Lamps Do Not Come On
    1. GAUGE Fuse .....
    2. Back Up Lamp Switch (M/T) Or Park/Neutral Position SW (A/T) ON-VEHICLE INSPECTION  Or DTC P1780 PARK/NEUTRAL POSITION SWITCH MALFUNCTION
    3. Wire Harness .....
    Both Back Up Lamps Always Remains ON
    1. Back Up Lamp Switch (M/T) Or Park/Neutral Position SW (A/T) ON-VEHICLE INSPECTION  Or DTC P1780 PARK/NEUTRAL POSITION SWITCH MALFUNCTION
    2. Wire Harness .....
    Back Up Lamp Does Not Come On (One Side)
    1. Bulb .....
    2. Wire Harness .....
  6. ROOM LAMP 
    ROOM LAMP PROBLEM SYMPTOMS

    Symptom/Suspect Area See
    Room Lamp Assy No. 1 Does Not Come On
    1. Bulb .....
    2. Wire Harness .....