AUDIO AND VISUAL SYSTEM(for Radio Receiver Type) TERMINALS OF ECU

Tip:

Check from the rear of the connector while it is connected to the components.

  1. RADIO RECEIVER ASSEMBLY

    E290213N02

    Terminal No. (Symbol)

    Wiring Color

    Terminal Description

    Condition

    Specified Condition

    E53-1 (FR+) - E53-7 (GND1)

    LG - BR

    Sound signal (Front right)

    Audio system playing

    A waveform synchronized with sound signals is output

    E53-2 (FL+) - E53-7 (GND1)

    P - BR

    Sound signal (Front left)

    Audio system playing

    A waveform synchronized with sound signals is output

    E53-3 (ACC1) - E53-7 (GND1)

    GR - BR

    Power source (ACC)

    Ignition switch off

    Below 1 V

    Ignition switch ACC

    11 to 14 V*1

    9.5 to 14 V*2

    E53-4 (+B1) - E53-7 (GND1)

    SB - BR

    Power source (+B)

    Always

    11 to 14 V*1

    9.5 to 14 V*2

    E53-5 (FR-) - E53-7 (GND1)

    L - BR

    Sound signal (Front right)

    Audio system playing

    A waveform synchronized with sound signals is output

    E53-6 (FL-) - E53-7 (GND1)

    V - BR

    Sound signal (Front left)

    Audio system playing

    A waveform synchronized with sound signals is output

    E53-7 (GND1) - Body ground

    BR - Body ground

    Ground

    Always

    Below 1 V

    E53-10 (ILL+) - E53-7 (GND1)

    G - BR

    Illumination signal

    Light control switch off

    Below 1 V

    Ignition switch off

    Light control switch in tail or head position

    11 to 14 V

    E55-4 (MIN+) - E53-7 (GND1)*4

    R - BR

    Microphone voice signal

    "Bluetooth" hands-free voice signal received

    A waveform synchronized with sound signals is output

    E55-9 (SG) - E53-7 (GND1)

    Shield - BR

    External device connection detection signal

    External device connected

    Below 1 V

    E55-16 (SPD) - E53-7 (GND1)

    V - BR

    Vehicle speed signal

    Ignition switch ON

    Wheel being rotated

    Pulse generation

    E55-18 (MIN-) - E53-7 (GND1)*4

    G - BR

    Microphone voice signal

    "Bluetooth" hands-free voice signal received

    A waveform synchronized with sound signals is output

    E55-19 (SW1) - E55-21 (SWG)*3

    L - B

    Steering pad switch signal

    No switch pushed

    2.97 to 3.56 V

    Seek+ switch pushed

    0.27 to 0.35 V

    Seek- switch pushed

    0.86 to 1.03 V

    Volume+ switch pushed

    1.51 to 1.79 V

    Volume- switch pushed

    2.22 to 2.66 V

    E55-20 (SW2) - E55-21 (SWG)*3

    LG - B

    Steering pad switch signal

    No switch pushed

    2.97 to 3.56 V

    MODE switch pushed

    0.27 to 0.35 V

    On hook switch pushed

    0.86 to 1.03 V

    Off hook switch pushed

    1.51 to 1.79 V

    E55-21 (SWG) - E53-7 (GND1)*3

    B - BR

    Steering pad switch ground

    Always

    Below 1 V

    E55-23 (ARI) - E55-24 (ASGN)

    R - B

    Sound signal (Right)

    External device playing

    (when stereo jack used)

    A waveform synchronized with sound signals is output

    E55-24 (ASGN) - E53-7 (GND1)

    B - BR

    Ground

    Always

    Below 1 V

    E55-25 (ALI) - E55-24 (ASGN)

    W - B

    Sound signal (Left)

    External device playing

    (when stereo jack used)

    A waveform synchronized with sound signals is output

    USB1-1 (USV1)

    -

    Power source

    -

    -

    USB1-2 (US1-)

    -

    Data signal

    -

    -

    USB1-3 (US1+)

    -

    Data signal

    -

    -

    USB1-4 (UGD1)

    -

    Ground

    -

    -

    USB1-5 (USG1)

    -

    Shield ground

    -

    -

    RA-5 (ANT+) - E53-7 (GND1)

    - - BR

    Power source of antenna

    Ignition switch ACC

    Radio switch on and FM or AM selected

    11 to 14 V*1

    9.5 to 14 V*2

    • *1: w/o Stop and Start System

      *2: w/ Stop and Start System

      *3: w/ Steering Pad Switch Assembly

      *4: w/ Microphone