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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 157 (AUTOMATIC HEADLIGHTS)SELF-DIAGNOSTIC SYSTEMPRE-CHECK
2004 Toyota Matrix XR, FWD, Standard

Self-Diagnostic System: Pre-Check

2004 Toyota Matrix XR, FWD, StandardSECTION Pre-Check
WARNING: This page is about a different car, the 2002 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. Use the hand-held tester. See RETRIEVING DIAGNOSTIC TROUBLE CODES .
  2. Clear the DTCs. See CLEARING DIAGNOSTIC TROUBLE CODES .
    3. NOTE: According to the DATA LIST displayed by the OBD II scan tool or hand-held tester, you can read the value of the switch, sensor, actuator and so on without parts removal.
  3. Connect the OBD II scan tool or hand-held tester to the DLC3. Turn the ignition switch ON. According to the display on the tester, read the DATA LIST. See DATA LIST  table.
    DATA LIST

    Item Measurement Item/Display (Range) Normal Condition
    LUGG COURTSY SW Luggage Compartment Door's Courtesy SW Signal/ON Or OFF ON: Luggage Door Is Open, OFF: Luggage Door Is Closed
    D DOR CTY SW Driver's Door Courtesy SW Signal/ON Or OFF ON: Driver's Door Is Open, OFF: Driver's Door Is Closed
    P DOR CTY SW Passenger's Door Courtesy SW Signal/ON Or OFF ON: Passenger's Door Is Open, OFF: Passenger's Door Is Close
    RR DOR CTY SW Rear Door Courtesy SW Signal/ON Or OFF ON: Either Right Or Left Rear Door Is Open, OFF: Both The Right & Left Doors & Closed
    DIMMER SE Dimmer SW Signal/ON Or OFF ON: Dimmer SW Is On (High Beam) Or High Flasher SW Is On, OFF: Dimmer SW Is OFF (Low Beam) & High Flasher SW Is Off (1)
    HIGH FLASHER SW High Flasher SW Signal/ON Or OFF ON: High Flasher SW Is On, OFF: High Flasher SW Is Off (1)
    AUTO LIGHT SW Auto Light SW Signal/ON Or OFF ON: Light Control SW Is In Auto Position, OFF: Light Control SW Is In Except Auto Position (2)
    HEAD LIGHT SW Headlight SW Signal/ON Or OFF ON: Light Control SW Is In HEAD Position, OFF: Light Control SW Is In Except HEAD Position (2)
    TAIL LIGHT SW Taillight SW Signal/ON Or OFF ON: Light Control SW Is In TAIL Or HEAD Position, OFF: Light Control SW Is In OFF Or AUTO Position (2)
    ACC SW ACC SW Signal/ON Or OFF ON: IG Key Is In ACC, ON Or START Position, OFF: IG Key Is In OFF Position
    IG SW IG SW Signal/ON Or OFF ON: IG Key Is In ON Or START Position, OFF: IG Key Is In OFF Or ACC Position
    (1) See DIMMER & HIGH FLASHER SWITCH POSITIONS .
    (2) See TAILLIGHT, HEADLIGHT & AUTO LIGHT SWITCH POSITIONS .
    DIMMER & HIGH FLASHER SWITCH POSITIONS

    Switch Position Dimmer Switch High Flasher SW
    OFF OFF OFF
    HIGH BEAM ON OFF
    HIGH FLASHER ON ON
    TAILLIGHT, HEADLIGHT & AUTO LIGHT SWITCH POSITIONS

    Switch Position Taillight Switch (Headlight Switch) Auto Light Switch
    DRL OFF OFF (OFF) OFF
    TAIL ON (ON) OFF
    HEAD OFF (ON) OFF
    AUTO OFF (OFF) ON
    4. NOTE: Performing the ACTIVE TEST using the OBD II scan tool or hand-held tester allows the relay, VSV, actuator and so on to operate without parts removal. Performing the ACTIVE TEST as a first step of troubleshooting is one of the method to shorten the labor time. It is possible to display the DATA LIST during the ACTIVE TEST.
  4. Connect the OBD II scan tool or hand-held tester to the DLC3. Turn the ignition switch ON. According to the display on the tester, perform the ACTIVE TEST. See ACTIVE TEST  table.
    ACTIVE TEST

    Item Test Details
    HAZARD Turns Hazard Light Flasher Relay ON/OFF
    TRUNK/BDOR OPEN Drive The Luggage Door Lock Motor ON/OFF
    DRL RLY Test Details: Turns DRL Relay ON/OFF, Vehicle Condition: IG SW Is ON, Engine Is Stopped & Light Control SW Is In OFF Position
    HEAD LIGHT Turns Head Light Relay ON/OFF
    TAIL LIGHT Turns Taillight Relay ON/OFF
    ILLUMI OUTPUT Test Details: Turns Interior Light & Key Illumination ON/OFF, Vehicle Condition: Interior Light SW Is In Door Position
    STEP LIGHT Turns Step Light ON/OFF
    DOOR LOCK Drive The Door Lock Motor At All Doors LOCK/UNLOCK
  5. Check the illuminated entry system operation:
    • The light that is lit in the illuminated entry system is the key cylinder light and the room light.
    • Turn the ignition switch to OFF, close all the doors and set the driver door in the lock condition.
    • Unlock the driver door and open any of the other doors and check that the room light goes on. Close the door and check that the room light goes off in about 15 seconds.
    • Turn the ignition switch to ON and open and close any other of the doors. Check that the room light immediately goes off. Turn the ignition switch OFF.
    • Open and close any of the doors to light the room light. Before the room light goes off in about 15 seconds, turn the ignition switch to ON. Check that the room light goes off immediately. Turn the ignition switch to OFF.
    • Open and close any of the doors to light the room light. Before the light goes off in about 15 seconds, lock the driver door. Check that the light goes off immediately.
  6. Check the battery saver operation:
    • Remove the ignition key and close all the doors.
    • Open the driver door to light the room light and leave it as it is. Check that the light goes off in about 20 minutes. After the room light goes off, close the driver door.
    • Open the passenger door or either of the rear doors to light the room light. Open the driver door within 20 minutes. Check that the room light goes off in about 20 minutes from the time when the driver door is opened.
    • Close all the doors With the ignition key being inserted, open any one of the doors to light the room light. In this condition, remove the ignition key. Check that the room light goes off in about 20 minutes. Close all the doors.
    • Open any one of the doors to light the room light. Insert the ignition key within 20 minutes. Check that the room light goes off in about 20 minutes from the time when the ignition key is inserted.
  7. Check the fail-safe function:
    • The headlight leveling control ECU performs the fail-safe when detecting the following troubles. At this the warning indicator light on the instrument panel lights up. See HEADLIGHT LEVELING CONTROL ECU FAIL-SAFE FUNCTION  table.
      HEADLIGHT LEVELING CONTROL ECU FAIL-SAFE FUNCTION

      Trouble Area Condition
      Headlight Speed Sensor Open Circuit Or Short Circuit
      Vehicle Speed Sensor Speed Signal Error
      Height Control Sensor Signal Level Error
      Headlight Leveling Actuator High Voltage, Motor Is Locked Or Temperature Malfunction
      Headlight Leveling Control ECU Watchdog Detection
    • Check the fail-safe function of the light control computer. See LIGHT CONTROL COMPUTER FAIL-SAFE FUNCTION  table.
      LIGHT CONTROL COMPUTER FAIL-SAFE FUNCTION

      Condition Content
      Output Open Lighting Of Headlight Stops, Condition Is Maintained Until Power Is Turned ON Again (Headlight Dimmer Switch OFF To ON)
      Short Between Output Terminals Lighting Of Headlight Stops Within 1 Second & Condition Is Maintained Until Power Is Turned ON Again (Headlight Dimmer Switch OFF To ON)
      Leakage Between Output Terminal & Body Ground Lighting Of Headlight Stops, Condition Is Maintained Until Power Is Tuned ON Again (Headlight Dimmer Switch OFF To ON)
      Low Lamp Voltage Lighting Of Headlight Stops, Condition Is Maintained Until Power Is Turned ON Again (Headlight Dimmer Switch OFF To ON)
      Height Lamp Voltage Lighting Of Headlight Stops, Condition Is Maintained Until Power Is Turned ON Again (Headlight Dimmer Switch OFF To ON)
      Bulb Flushing Condition Is Maintained More Than 60 Seconds; Lighting Of Headlight Stops, Condition Is Maintained Until Power Is Turned ON Again (Headlight Dimmer Switch OFF To ON)
      High Input Voltage As Soon As Voltage Comes Within Range Of Operation Voltage (9-16 Volts), It Lights Up Again
      Low Input Voltage When Voltage Is 9.5-7.5 volts, Lighting Condition Is Maintained Until Possible Voltage (Below 6 Volts) To Keep Lighting & Lighting Of Headlight Stops; As Soon As Voltage Becomes Within Range Of Operation Voltage (More Than 9 Volts), It Lights Up Again
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.