AUDIO AND VISUAL SYSTEM TERMINALS OF ECU


  1. CHECK RADIO RECEIVER ASSEMBLY

    A0117GRE01

    1. Disconnect the D61 radio receiver assembly connector.

    2. Measure the resistance and voltage according to the value(s) in the table below.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      D61-3 (ACC) - D61-7 (GND) GR - BR ACC power supply Ignition switch ACC 11 to 14 V
      D61-4 (B) - D61-7 (GND) SB - BR Battery power supply Always 11 to 14 V
      D61-7 (GND) - Body ground BR - Body ground Ground Always Below 1 Ω

      Tech Tips

      If the results are not as specified, there may be a malfunction in the wire harness.

    3. Reconnect the D61 radio receiver assembly connector.

    4. Measure the resistance and voltage according to the value(s) in the table below.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      D61-1 (FR+) - D61-7 (GND) LG - BR Sound signals (front right) Audio system operating Waveform synchronized with sound output
      D61-2 (FL+) - D61-7 (GND) P - BR Sound signals (front left) Audio system operating Waveform synchronized with sound output
      D61-5 (FR-) - D61-7 (GND) L - BR Sound signals (front right) Audio system operating Waveform synchronized with sound output
      D61-6 (FL-) - D61-7 (GND) V - BR Sound signals (front left) Audio system operating Waveform synchronized with sound output
      D61-8 (ANT) - D61-7 (GND) B - BR Power source of antenna Radio switch ON (AM or FM) 11 to 14 V
      D61-10 (ILL+) - D61-7 (GND) G - BR Illumination signal Light control switch OFF → TAIL Below 1 V → 11 to 14 V
      D62-1 (RR+) - D61-7 (GND) R - BR Sound signals (rear right) Audio system operating Waveform synchronized with sound output
      D62-2 (RL+) - D61-7 (GND) B - BR Sound signals (rear left) Audio system operating Waveform synchronized with sound output
      D62-3 (RR-) - D61-7 (GND) W - BR Sound signals (rear right) Audio system operating Waveform synchronized with sound output
      D62-6 (RL-) - D61-7 (GND) Y - BR Sound signals (rear left) Audio system operating Waveform synchronized with sound output
      D63-6 (SWG) - D61-7 (GND) SB - BR Steering pad switch ground Always Below 1 V
      D63-7 (SW1) - D61-7 (GND) BR - BR Steering pad switch signal

      Steering pad switch not operated

      → Seek+ switch pushed

      → Seek- switch pushed

      → Volume+ switch pushed

      → Volume- switch pushed

      4 V or more

      → Approximately 0.5 V

      → Approximately 0.9 V

      → Approximately 2.0 V

      → Approximately 3.4 V
      D63-8 (SW2) - D61-7 (GND) LG - BR Steering pad switch signal

      Steering pad switch not operated

      → MODE/PWR switch pushed

      4 V or more

      → Approximately 0.5 V
      D63-15 (ARI) - D61-7 (GND) R - BR Sound signal (Right) External device playing (When stereo jack adapter used) Waveform synchronized with sound output
      D63-16 (ASGN) - D61-7 (GND) W - BR Ground Always Below 1 Ω
      D63-17 (ALI) - D61-7 (GND) B - BR Sound signal (Left) External device playing (When stereo jack adapter used) Waveform synchronized with sound output
      D63-18 (AGND) - D61-7 (GND) Shielded - BR Ground (Shielded) Always Below 1 Ω
      D63-19 (AUXI) - D61-7 (GND) V - BR External device connection detection signal External device connected Below 1 Ω

      Tech Tips

      If the results are not as specified, there may be a malfunction in the wire harness.