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Terminals Of Ecu

  1. MEMORY MIRROR ECU (LH) 
    Fig 1: Identifying Memory Mirror ECU Terminals - LH
    G02975718Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    SPECIFIED CONDITION (LH)

    Symbols (Terminal N.) Wiring Color Terminal Description Condition Specified Condition
    (GND (I1-1) - Body ground W-B - Body ground Ground Constant Below 1 V
    SIG (I1-3) - Body ground GR - Body ground Ignition power supply Ignition switch OFF --> ON 0 V --> 10 to 14 V
    CPUB (I1-4) - Body ground W - Body ground Battery (ECU power source) Constant 10 to 14 V
    BDR (I1-6) - Body ground W - Body ground Battery (Drive motor power supply for mirror face adjustment) Constant 10 to 14 V
    MPX1 (I1-8) - Body ground - Body ground Multiplex communication line - -
    DMVR (I2-1) - Body ground LG - Body ground Outer mirror motor output/ (Up/Down) Ignition switch ACC, Up/Down adjustment switch L side, Mirror switch OFF --> Up/Down 10 to 14 V
    LP (I2-2) - Body ground LG - Body ground Puddle lamp signal Receive the Input door LOCK or UNLOCK signal 10 to 14 V
    DVC (I2-5) - Body ground Y - Body ground Power source for mirror position sensor Ignition switch OFF --> ACC 0 to 5 V
    VSSR (I2-6) - Body ground G - Body ground Vertical direction position signal Ignition switch ACC, Left/Right adjustment switch L side, Mirror switch uppermost position --> lowermost position 1 to 3 V
    DMHR (I2-9) - Body ground W - Body ground Outer mirror motor output/ (Left/Right) Ignition switch ACC, Left/Right adjustment switch L side, Mirror switch OFF -->Left/Right 10 to 14 V
    DM+R (I2-10) - Body ground R - Body ground Outer mirror motor output/ (All) Ignition switch ACC, Left/Right, Up/Down adjustment switch L side, Mirror switch OFF -->All 10 to 14 V
    SPECIFIED CONDITION (LH CONT.)

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    HSSR (I2-13) - Body ground L - Body ground Horizontal direction position signal Ignition switch ACC, Left/Right adjustment switch L side, Mirror switch innermost position --> outermost position 1 to 3 V
    DE2 (I2-14) - Body ground W-B - Body ground Ground Constant Below 1 V

    If the result is not as specified, replace the mirror assy or the ECU may be malfunctioning.

  2. MEMORY MIRROR ECU (RH) 
    Fig 2: Identifying Memory Mirror ECU Terminals - RH
    G02975719Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    SPECIFIED CONDITION (RH)

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    GND (H1-1) - Body ground W-B - Body ground Ground Constant Below 1 V
    SIG (H1-3) - Body ground GR - Body ground Ignition power supply Ignition switch OFF --> ON 0 V -->10 to 14 V
    CPUB (H1-4) - Body ground W - Body ground Battery (ECU power source) Constant 10 to 14 V
    BDR (H1-6) - Body ground V - Body ground Battery (Drive motor power supply for mirror face adjustment) Constant 10 to 14 V
    MPX1 (H1-8) - Body ground - Body ground Multiplex communication line - -
    PMVR (H2-1) - Body ground W - Body ground Outer mirror switch signal/ (Up/Down) Ignition switch on (ACC), Up/Down adjustment switch R side, Mirror switch OFF --> Up/Down 10 to 14 V
    LP (H2-2) - Body ground LG - Body ground Puddle lamp signal Receive the Input door LOCK or UNLOCK signal 10 to 14 V
    PVC (H2-5) - Body ground Y - Body ground Power source for mirror position sensor Ignition switch OFF --> ACC 0 to 5 V
    VSSR (H2-6) - Body ground G - Body ground Vertical direction position signal Ignition switch on (ACC), Left/Right adjustment switch R side, Mirror switch uppermost position --> lowermost position 1 to 3 V
    SPECIFIED CONDITION (RH CONT.)

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    PMHR (H2-9) - Body ground V - Body ground Outer mirror motor output/ (Left/Right) Ignition switch on (ACC), Left/Right adjustment switch R side, Mirror switch OFF --> LEFT or DOWN 10 to 14 V
    PM+R (H2-10) - Body ground R - Body ground Outer mirror motor output/ (All) Ignition switch ACC, Left/Right, Up/Down adjustment switch L side, Mirror switch OFF --> All 10 to 14 V
    HSSR (H2-13) - Body ground L - Body ground Horizontal direction position signal Ignition switch on (ACC), Left/Right adjustment switch R side, Mirror switch innermost position --> outermost position 1 to 3 V
    DE2 (H2-14) - Body ground W-B - Body ground Ground Constant Below 1 V

    If the result is not as specified, replace the mirror assy or the ECU may be malfunctioning.

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