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Terminals Of Ecu

  1. CHECK MAIN BODY ECU (COWL SIDE JUNCTION BLOCK LH) 
    Fig 1: Identifying Main Body ECU Connector Terminal
    G05636294Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the 2D, E1, E2 and E3 ECU connectors.
    2. Measure the resistance and voltage according to the value(s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    2D-62 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω
    E3-1 (GND3) - Body ground BR - Body ground Ground Always Below 1 Ω
    E2-1 (AM2) - 2D-62 (GND2) W - W-B Battery power supply Always 11 to 14 V
    E1-6 (AM1) - 2D-62 (GND2) W - W-B Battery power supply Always 11 to 14 V

    If the result is not as specified, there may be a malfunction on the wire harness side.

  2. CHECK MASTER SWITCH 
    Fig 2: Identifying Master Switch Connector Terminal
    G05639338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the I11 switch connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    I11-11 (B) - I11-12 (GND) L - W-B Battery power supply Always 11 to 14 V
    I11-12 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  3. CHECK FRONT POWER WINDOW REGULATOR MOTOR LH 
    Fig 3: Identifying Front Power Window Regulator Motor Connector Terminal LH
    G05639339Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the I12 motor connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    I12-2 (B) - I12-1 (GND) L - W-B Battery power supply Always 11 to 14 V
    I12-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  4. CHECK FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH 
    Fig 4: Identifying Front Power Window Regulator Motor Connector Terminal RH
    G05639340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the 14 motor connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    I4-2 (B) - I4-1 (GND) L - W-B Battery power supply Always 11 to 14 V
    I4-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  5. CHECK REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH 
    Fig 5: Identifying Rear Power Window Regulator Motor Connector Terminal LH
    G05639341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the J11 motor connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    J11-2 (B) - J11-1 (GND) L - W-B Battery power supply Always 11 to 14 V
    J11-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  6. CHECK REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH 
    Fig 6: Identifying Rear Power Window Regulator Motor Connector Terminal RH
    G05639342Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the J4 motor connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    J4-2 (B) - J4-1 (GND) L - W-B Battery power supply Always 11 to 14 V
    J4-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  7. CHECK SLIDING ROOF ECU 
    Fig 7: Identifying Sliding Roof ECU Connector
    G05639343Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the R5 ECU connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    R5-1 (B) - R5-2 (E) L - W-B Battery power supply Always 11 to 14 V
    R5-2 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  8. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 
    Fig 8: Identifying Certification ECU Connector
    G05639344Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the E29 ECU connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E29-1 (+B) - E29-17 (E) B - W-B Battery power supply Always 11 to 14 V
    E29-17 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  9. CHECK ID CODE BOX (IMMOBILIZER CODE ECU) 
    Fig 9: Identifying ID Code Box Connector
    G05639345Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the E28 ECU connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E28-1 (+B) - E28-8 (GND) B - W-B Battery power supply Always 11 to 14 V
    E28-8 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  10. CHECK STEERING LOCK ECU 
    Fig 10: Identifying Steering Lock ECU Connector Terminal
    G05639346Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the E26 ECU connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E26-7 (B) - E26-1 (GND) R - W-B Battery power supply Always 11 to 14 V
    E26-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  11. CHECK AIR CONDITIONING AMPLIFIER (A/C ECU) 
    Fig 11: Identifying Air Conditioning Amplifier Connector Terminal (A/C ECU)
    G05639347Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the E36 amplifier connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E36-5 (IG+) - E36-1 (GND) G - W-B IG power supply Engine switch off Below 1 V
    E36-5 (IG+) - E36-1 (GND) G - W-B IG power supply Engine switch on (IG) 11 to 14 V
    E36-6 (+B1) - E36-1 (GND) R - W-B Battery power supply Always 11 to 14 V
    E36-7 (+B2) - E36-1 (GND) R - W-B Battery power supply Always 11 to 14 V
    E36-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  12. CHECK FRONT AIR CONDITIONING CONTROL PANEL (w/o Navigation System) 
    Fig 12: Identifying Front Air Conditioning Control Panel Connector Terminal (W/O Navigation System)
    G05639348Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the F10 panel connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F10-7 (IG+) - F10-1 (GND) G - W-B IG power supply Always 11 to 14 V
    F10-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

  13. CHECK REAR AIR CONDITIONING CONTROL PANEL 
    Fig 13: Identifying Rear Air Conditioning Control Panel Connector Terminal
    G05639349Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the E55 switch connector.
    2. Measure the resistance and voltage according to the value (s) in the table below.
    CONNECTOR TERMINAL WIRING COLOR REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E55-6 (IG) - E55-1 (E) G - W-B IG power supply Always 11 to 14 V
    E55-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω

    If the result is not as specified, there may be a malfunction on the wire harness side.

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