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Home >> Toyota >> 2009 >> RAV4 Base, 2.5 F, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door Lock >> Power Door Lock Control System >> All Doors cannot be Locked / Unlocked Simultaneously >> Inspection Procedure

Inspection Procedure

  1. PERFORM ACTIVE TEST USING TECHSTREAM (DOOR LOCK) 
    1. Select the Active Test, use Techstream to generate a control command, and then check that the doors lock / unlock.

    Main body 

    ACTIVE TEST CHART

    Tester Display Test Part Control Range Diagnostic Note
    Door Lock Operate door lock motor LOCK/UNLOCK -

    OK: Doors can lock / unlock. 

    OK: Go to step  4

    NG: Go to next step 

  2. INSPECT FUSE (ECU-B) 
    1. Remove the ECU-B*1 or AM2-2*2 fuse from the engine room No. 2 relay block.

      *1: w/o Smart Key System

      *2: w/ Smart Key System

    2. Measure the resistance.

      Standard resistance: Below 1 Ω 

      NG: REPLACE FUSE 

      OK: Go to next step 

  3. CHECK WIRE HARNESS (ECU - BATTERY AND BODY GROUND) 
    Fig 1: Identifying Main Body ECU Connector Terminals
    G05999883Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. w/o Smart Key System:
      1. Disconnect the IH and IE junction block connectors.
      2. Measure the voltage of the wire harness side connector.

        Standard voltage 

        TESTER CONNECTION SPECIFIED CONDITION

        Tester Connection Specified Condition
        IB-30 (BECU) - Body ground 10 to 14 V
      3. Measure the resistance of the wire harness side connector.

        Standard resistance 

        TESTER CONNECTION SPECIFIED CONDITION

        Tester Connection Specified Condition
        IE-17 (GND1) - Body ground Below 1 Ω
        Fig 2: Identifying Main Body ECU Connector Terminals
        G05999884Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. w/ Smart Key System:
      1. Disconnect the IE junction block connector.
      2. Disconnect the E15 and E16 ECU connectors.
      3. Measure the voltage of the wire harness side connector.

        Standard voltage 

        TESTER CONNECTION SPECIFIED CONDITION

        Tester Connection Specified Condition
        E16-1 (AM1) - Body ground 10 to 14 V
        E15-6 (AM2) - Body ground 10 to 14 V
      4. Measure the resistance of the wire harness side connector.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Specified Condition
    IE-17 (GND1) - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

  4. INSPECT ALL DOORS LOCK / UNLOCK OPERATION 
    1. All doors can be locked/unlocked at once using the following:
      • Door control switch on the master switch (switch operation)
      • Door control switch on the front passenger side (switch operation).
      • Door key cylinder linked with door lock on the driver side (key operation)
    2. Proceed to the next step according to the symptom if all the doors cannot be locked / unlocked at once.
    SYMPTOM REFERENCE

    Symptom Proceed to
    All doors cannot be locked / unlocked at once using door control switch on master switch or door key cylinder on driver side A
    All doors cannot be locked / unlocked at once using door control switch on front passenger side B

    B: Go to step  12

    A: Go to next step 

  5. INSPECT DRIVER SIDE DOOR LOCK / UNLOCK OPERATION 
    1. Proceed to the next step according to the symptom listed in the table below.
    SYMPTOM REFERENCE

    Symptom Proceed to
    All doors cannot be locked / unlocked at once using door control switch on power window regulator master switch A
    All doors cannot be locked / unlocked at once using door key cylinder on driver side B
    All doors cannot be locked / unlocked at once using both door control switch on master switch and door key cylinder on driver side C

    B: Go to step  9

    C: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

    A: Go to next step 

  6. READ VALUE USING TECHSTREAM (DOOR CONTROL SWITCH ON MASTER SWITCH) 
    1. Use the Data List to check if the door control switch is functioning properly.

    Main body 

    DATA LIST

    Tester Display Measurement Item/Range Normal Condition Diagnostic Note
    Door Lock SW-Lock Door manual lock switch signal / ON or OFF ON: Door control switch on power window regulator master switch is pushed to lock position
    OFF: Door control switch on power window regulator master switch is not pushed    		 -
    Door Lock SW-Unlock Door manual unlock switch signal / ON or OFF ON: Door control switch on power window regulator master switch is pushed to unlock position
    OFF: Door control switch on power window regulator master switch is not pushed    		 -

    OK: When the switch is operating, Techstream should display as shown in the table. 

    OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

    NG: Go to next step 

  7. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (DOOR CONTROL SWITCH) 
    1. Remove the master switch.
    2. Measure the resistance of the door control switch.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Switch Condition Specified Condition
    2 (L) - 1 (E) Lock Below 80 Ω
    2 (L) - 1 (E) OFF 10 kΩ or higher
    9 (UL) - 1 (E) Unlock Below 80 Ω
    9 (UL) - 1 (E) OFF 10 kΩ or higher

    NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 

    Fig 3: Identifying Power Window Regulator Master Switch Assembly Connector Terminals
    G05586096Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to next step 

  8. CHECK WIRE HARNESS (MASTER SWITCH - ECU AND BODY GROUND) 
    1. Disconnect the H2 master switch connector.
    2. Disconnect the IH junction block connector.
    3. Measure the resistance of the wire harness side connectors.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Specified Condition
    H2-2 (L) - IH-4 (L1) Below 1 Ω
    H2-2 (L) - Body ground 10 kΩ or higher
    IH-4 (L1) - Body ground 10 kΩ or higher
    H2-9 (UL) - IH-5 (UL1) Below 1 Ω
    H2-9 (UL) - Body ground 10 kΩ or higher
    IH-5 (UL1) - Body ground 10 kΩ or higher
    H2-1 (E) - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    Fig 4: Identifying Master Switch And ECU Connector Terminals
    G05586097Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

  9. READ VALUE USING TECHSTREAM (DOOR KEY SWITCH) 
    1. Use the Data List to check if the door key is functioning properly.

    Main body 

    DATA LIST

    Tester Display Measurement Item/Range Normal Condition Diagnostic Note
    Door Key SW-Lock Door key linked lock switch signal / ON or OFF ON: Driver side door key cylinder is turned to lock position
    OFF: Driver side door key cylinder is not turned    		 -
    D Door Key SW-UL Door key linked lock switch signal / ON or OFF ON: Driver side door key cylinder is turned to unlock position
    OFF: Driver side door key cylinder is not turned    		 -

    OK: When the door key is operating, Techstream should display as shown in the table. 

    OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

    NG: Go to next step 

  10. INSPECT FRONT DOOR WITH MOTOR LOCK ASSEMBLY LH 
    1. Remove the front door lock.
    2. Measure the resistance of the door lock and unlock switch.

    Standard resistance 

    DOOR LOCK AND UNLOCK SWITCH SPECIFICATION

    Tester Condition Switch Condition Specified Condition
    9 (L) - 7 (E) Lock Below 1 Ω
    9 (L) - 7 (E) OFF 10 kΩ or higher
    10 (UL) - 7 (E) Unlock Below 1 Ω
    10 (UL) - 7 (E) OFF 10 kΩ or higher

    NG: REPLACE FRONT DOOR WITH MOTOR LOCK ASSEMBLY LH 

    Fig 5: Checking Front Door With Motor Lock Assembly LH Operation
    G05586098Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to next step 

  11. CHECK WIRE HARNESS (MOTOR - ECU AND BODY GROUND) 
    Fig 6: Identifying Main Body ECU And Front Door Lock LH Connector Terminals
    G05999888Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the H5 door lock motor connector.
    2. Disconnect the E15 ECU connector.
    3. Disconnect the IH junction block connector.
    4. Measure the resistance of the wire harness side connectors.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Specified Condition
    H5-9 (L) - IH-7 (L2) Below 1 Ω
    H5-9 (L) - Body ground 10 kΩ or higher
    IH-7 (L2) - Body ground 10 kΩ or higher
    H5-10 (UL) - E15-9 (UL3) Below 1 Ω
    H5-10 (UL) - Body ground 10 kΩ or higher
    E15-9 (UL3) - Body ground 10 kΩ or higher
    H5-7 (E) - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

  12. INSPECT DOOR CONTROL SWITCH ASSEMBLY 
    1. Remove the control switch.
    2. Measure the resistance of the door control switch.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Switch Condition Specified Condition
    4 (L) - 3 (E) Lock Below 200 Ω
    4 (L) - 3 (E) OFF 10 kΩ or higher
    2 (UL) - 3 (E) Unlock Below 200 Ω
    2 (UL) - 3 (E) OFF 10 kΩ or higher

    NG: REPLACE DOOR CONTROL SWITCH ASSEMBLY 

    Fig 7: Checking Door Control Switch Assembly Operation
    G04980340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to next step 

  13. CHECK WIRE HARNESS (SWITCH - ECU AND BODY GROUND) 
    1. Disconnect the G6 switch connector.
    2. Disconnect the IH junction block connector.
    3. Measure the resistance of the wire harness side connectors.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Specified Condition
    G6-4 (L) - IH-13 (L1) Below 1 Ω
    G6-4 (L) - Body ground 10 kΩ or higher
    IH-13 (L1) - Body ground 10 kΩ or higher
    G6-2 (UL) - IH-14 (UL1) Below 1 Ω
    G6-2 (UL) - Body ground 10 kΩ or higher
    IH-14 (UL1) - Body ground 10 kΩ or higher
    G6-3 (E) - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    Fig 8: Identifying Main Body ECU And Door Control Switch Connector Terminals
    G05999890Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) 

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