AUDIO AND VISUAL SYSTEM (w/o Navigation System) TERMINALS OF ECU


  1. CHECK RADIO RECEIVER ASSEMBLY (for 6 Speakers)

    A00K1Q2E03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H29-1 (FR+) - H29-7 (GND) LG - BR Sound signal (Front No. 1 and No. 2 speaker assembly RH) Audio system playing Waveform synchronized with sounds is output
    H29-2 (FL+) - H29-7 (GND) P - BR Sound signal (Front No. 1 and No. 2 speaker assembly LH) Audio system playing Waveform synchronized with sounds is output
    H29-3 (ACC) - H29-7 (GND) GR - BR Accessory (ON) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H29-4 (B) - H29-7 (GND) SB - BR Battery Always 11 to 14 V
    H29-5 (FR-) - H29-7 (GND) L - BR Sound signal (Front No. 1 and No. 2 speaker assembly RH) Audio system playing Waveform synchronized with sounds is output
    H29-6 (FL-) - H29-7 (GND) Y - BR Sound signal (Front No. 1 and No. 2 speaker assembly LH) Audio system playing Waveform synchronized with sounds is output
    H29-7 (GND) - Body ground BR - Body ground Ground Always Below 1 V
    H29-8 (ANT) - H29-7 (GND) B - BR Power source of antenna Radio switch on and AM or FM 11 to 14 V
    H29-10 (ILL+) - H29-7 (GND) G - BR Illumination signal Light control switch off Below 1 V
    Light control switch tail 11 to 14 V
    H27-1 (RR+) - H29-7 (GND) R - BR Sound signal (Rear No. 1 and No. 2 speaker assembly RH) Audio system playing mode Waveform synchronized with sounds is output
    H27-2 (RL+) - H29-7 (GND) B - BR Sound signal (Rear No. 1 and No. 2 speaker assembly LH) Audio system playing mode Waveform synchronized with sounds is output
    H27-3 (RR-) - H29-7 (GND) W - BR Sound signal (Rear No. 1 and No. 2 speaker assembly RH) Audio system playing mode Waveform synchronized with sounds is output
    H27-6 (RL-) - H29-7 (GND) Y - BR Sound signal (Rear No. 1 and No. 2 speaker assembly LH) Audio system playing mode Waveform synchronized with sounds is output
    H36-2 (CDR+) - H29-7 (GND) W - BR USB sound signal Always Waveform synchronized with sounds is output
    H36-3 (CDR-) - H29-7 (GND) B - BR USB sound signal USB audio system playing Waveform synchronized with sounds is output
    H36-4 (CDL+) - H29-7 (GND) R - BR USB sound signal USB audio system playing Waveform synchronized with sounds is output
    H36-5 (CDL-) - H29-7 (GND) G - BR USB sound signal Always Waveform synchronized with sounds is output
    H36-6 (MUTE) - H29-7 (GND) L - BR Mute signal Audio system playing Above 3.5
    Audio system source changed Below 1 V
    USB audio system playing Above 3.5 V
    USB audio system source changed Below 1 V
    H36-7 (GND) - H29-7 (GND) GR - BR Ground Always Below 1 V
    H36-9 (TXM+) - H29-7 (GND) V - BR AVC-LAN communication signal Ignition switch ACC 2 to 3 V
    H36-10 (TXM-) - H29-7 (GND) P - BR AVC-LAN communication signal Ignition switch ACC 2 to 3 V
    H36-11 (ACC) - H29-7 (GND) SB - BR Accessory (ON) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H36-12 (+B) - H29-7 (GND) LG - BR Battery Always 11 to 14 V
    H28-6 (SWG) - H29-7 (GND) L - BR Steering pad switch ground Always Below 1 V
    H28-7 (SW1) - H29-7 (GND) W - BR Steering pad switch signal Steering pad switch not operated 4.5 to 5.5 V
    Seek+ switch pushed Below 0.5 V
    Seek- switch pushed 0.86 to 0.15 V
    Volume+ switch pushed 1.91 to 2.01 V
    Volume- switch pushed 3.23 to 3.57 V
    H28-8 (SW2) - H29-7 (GND) B - BR Steering pad switch signal Steering pad switch not operated 4.5 to 5.5 V
    MODE switch pushed Below 0.5 V
    On hook switch pushed 0.86 to 0.15 V
    Off hook switch pushed 1.91 to 2.01 V
    Voice switch pushed 3.23 to 3.57 V
    H28-15 (ARI) - H29-7 (GND) W - BR Sound signal (Right) External device playing (When stereo jack used) Waveform synchronized with sounds is output
    H28-16 (ASGN) - H29-7 (GND) R - BR Shield ground Always Below 1 V
    H28-17 (ALI) - H29-7 (GND) B - BR Sound signal (Left) External device playing (When stereo jack used) Waveform synchronized with sounds is output
    H28-18 (AGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H28-19 (AUXI) - H29-7 (GND) P - BR External device connection detection signal External device connected Below 1 V
    H30-1 (SNS2) - H29-7 (GND) R - BR Microphone connection detection signal Always Below 1 V
    H30-2 (MIN+) - H29-7 (GND) B - BR Microphone voice signal "Bluetooth" handsfree function on Waveform synchronized with sounds is output
    H30-3 (MACC) - H29-7 (GND) R - BR Microphone amplifier power supply Ignition switch off Below 1 V
    Ignition switch ON 4 to 6 V
    H30-5 (MIN-) - H29-7 (GND) W - BR Microphone voice signal "Bluetooth" handsfree function on Waveform synchronized with sounds is output
    H30-6 (SGND) - H29-7 (GND) Shielded - BR Shield ground Always Below 1 V

    *: for RHD

  2. CHECK RADIO RECEIVER ASSEMBLY (for 9 Speakers)

    A00JWARE06
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H28-3 (SPD) - H38-20 (GND) R - BR Speed signal from combination meter Ignition switch ON, drive wheels turned slowly Pulse generation
    H28-6 (SWG) - H38-20 (GND) L - BR Steering pad switch ground Always Below 1 V
    H28-7 (SW1) - H38-20 (GND) W - BR Steering pad switch signal Steering pad switch not operated 4.5 to 5.5 V
    Seek+ switch pushed Below 0.5 V
    Seek- switch pushed 0.86 to 0.15 V
    Volume+ switch pushed 1.91 to 2.01 V
    Volume- switch pushed 3.23 to 3.57 V
    H28-8 (SW2) - H38-20 (GND) B - BR Steering pad switch signal Steering pad switch not operated 4.5 to 5.5 V
    MODE switch pushed Below 0.5 V
    On hook switch pushed 0.86 to 0.15 V
    Off hook switch pushed 1.91 to 2.01 V
    Voice switch pushed 3.23 to 3.57 V
    H28-11 (IVO+) - H38-20 (GND) B - BR Voice signal "Bluetooth" handsfree voice signal playing Waveform synchronized with sounds is output
    H28-12 (IVO-) - H38-20 (GND) W - BR Voice signal "Bluetooth" handsfree voice signal playing Waveform synchronized with sounds is output
    H28-13 (SLD1) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H28-15 (ARI) - H38-20 (GND) W - BR Sound signal (Right) External device playing (When stereo jack used) Waveform synchronized with sounds is output
    H28-16 (ASGN) - H38-20 (GND) R - BR Ground Always Below 1 V
    H28-17 (ALI) - H38-20 (GND) B - BR Sound signal (Left) External device playing (When stereo jack used) Waveform synchronized with sounds is output
    H28-18 (AGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H28-19 (AUXI) - H38-20 (GND) P - BR External device connection detection signal External device connected Below 1 V
    H30-1 (SNS2) - H38-20 (GND) R - BR Ground Always Below 1 V
    H30-2 (MIN+) - H38-20 (GND) B - BR Microphone voice signal "Bluetooth" handsfree function ON Waveform synchronized with sounds is output
    H30-3 (MACC) - H38-20 (GND) R - BR Microphone AMP power supply Ignition switch off Below 1 V
    Ignition switch ACC 5 V
    H30-5 (MIN-) - H38-20 (GND) W - BR Microphone voice signal "Bluetooth" handsfree function ON Waveform synchronized with sounds is output
    H30-6 (SGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H36-2 (CDR+) - H38-20 (GND) W - BR USB sound signal Always Waveform synchronized with sounds is output
    H36-3 (CDR-) - H38-20 (GND) B - BR USB sound signal USB audio system playing Waveform synchronized with sounds is output
    H36-4 (CDL+) - H38-20 (GND) R - BR USB sound signal Always Waveform synchronized with sounds is output
    H36-5 (CDL-) - H38-20 (GND) G - BR USB sound signal Always Waveform synchronized with sounds is output
    H36-6 (MUTE) - H38-20 (GND) L - BR Mute signal Audio system playing Above 3.5
    Audio system source changed Below 1 V
    USB audio system playing Above 3.5 V
    USB audio system source changed Below 1 V
    H36-7 (GND) - H38-20 (GND) GR - BR Ground Always Below 1 V
    H36-9 (TXM+) V AVC-LAN communication signal - -
    H36-10 (TXM-) P AVC-LAN communication signal - -
    H36-11 (ACC) - H38-20 (GND) SB - BR Accessory (ON) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H36-12 (+B) - H38-20 (GND) LG - BR Battery Always 11 to 14 V
    H38-1 (B) - H38-20 (GND) SB - BR Battery Always 11 to 14 V
    H38-2 (ILL+) - H38-20 (GND) G - BR Illumination signal Light control switch OFF Below 1 V
    Light control switch TAIL 11 to 14 V
    H38-5 (ATX+) - H38-20 (GND) B - BR AVC-LAN communication signal Ignition switch ACC 2 to 3 V
    H38-7 (MUTE) - H38-20 (GND) GR - BR MUTE signal Audio system playing Above 3.5 V
    Audio system changing modes Below 1 V
    H38-8 (R+) - H38-20 (GND) G - BR Sound signal (Right) Audio system playing Waveform synchronized with sounds is output
    H38-9 (L+) - H38-20 (GND) B - BR Sound signal (Left) Audio system playing Waveform synchronized with sounds is output
    H38-10 (SLD) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H38-11 (ACC) - H38-20 (GND) GR - BR Accessory (ON) Ignition switch ACC 11 to 14 V
    Ignition switch off Below 1 V
    H38-12 (ILL-) - H38-20 (GND) W-B - BR Illumination (rheostat) signal Light control switch OFF and rheostat switch position medium Below 1 V
    Light control switch TAIL Pulse generation
    H38-15 (ATX-) - H38-20 (GND) W - BR AVC-LAN communication signal Ignition switch ACC 2 to 3 V
    H38-18 (R-) - H38-20 (GND) R - BR Sound signal (Right) Audio system playing Waveform synchronized with sounds is output
    H38-19 (L-) - H38-20 (GND) W - BR Sound signal (Left) Audio system playing Waveform synchronized with sounds is output
    H38-20 (GND) - Body ground BR - Body ground Ground Always Below 1 V

  3. CHECK MULTI-MEDIA INTERFACE ECU

    A00JUHRE01
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H33-1 (USD1) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H33-2 (URO+) - H33-7 (GND) W - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H33-3 (URO-) - H33-7 (GND) B - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H33-4 (ULO+) - H33-7 (GND) R - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H33-5 (ULO-) - H33-7 (GND) G - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H33-6 (MUT1) - H33-7 (GND) L - GR Mute signal from multi-media interface ECU USB audio system playing → Source changed Above 3.5 V → Below 1 V
    H33-7 (GND) - Body ground GR - Body ground Ground Always Below 1 V
    H33-9 (TX1+) V AVC-LAN communication signal - -
    H33-10 (TX1-) P AVC-LAN communication signal - -
    H33-11 (ACC) - H33-7 (GND) SB - GR Accessory (ON) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H33-12 (+B) - H33-7 (GND) LG - GR Battery Always 11 to 14 V
    H40-1 (UESG) - Body ground - Ground Always Below 1 V
    H40-2 (UDI+) - H40-1 (UESG) - Data signal USB device or "iPod" connected -
    H40-3 (UDI-) - H40-1 (UESG) - Data signal USB device or "iPod" connected -
    H40-4 (UPO) - H40-1 (UESG) - Battery Always 5 V
    H40-5 (UESS) - Body ground Shielded - Body ground Shield ground Always Below 1 V

  4. CHECK STEREO COMPONENT AMPLIFIER ASSEMBLY (for 9 Speakers)

    A00JY78E11
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H6-2 (GND) - Body ground BR - Body ground Ground Always Below 1 V
    H6-3 (+B2) - H6-2 (GND) SB - BR Battery Always 11 to 14 V
    H6-6 (GND2) - Body ground BR - Body ground Ground Always Below 1 V
    H12-3 (WFL+) - H6-2 (GND) P - BR Sound signal (Front Left) Audio system playing Waveform synchronized with sounds is output
    H12-4 (RL+) - H6-2 (GND) B - BR Sound signal (Rear Left) Audio system playing Waveform synchronized with sounds is output
    H12-5 (RR+) - H6-2 (GND) R - BR Sound signal (Rear Right) Audio system playing Waveform synchronized with sounds is output
    H12-8 (WFL-) - H6-2 (GND) V - BR Sound signal (Front Left) Audio system playing Waveform synchronized with sounds is output
    H12-9 (WFR-) - H6-2 (GND) L - BR Sound signal (Front Right) Audio system playing Waveform synchronized with sounds is output
    H12-10 (WFR+) - H6-2 (GND) LG - BR Sound signal (Front Right) Audio system playing Waveform synchronized with sounds is output
    H12-11 (RL-) - H6-2 (GND) Y - BR Sound signal (Rear Left) Audio system playing Waveform synchronized with sounds is output
    H12-12 (RR-) - H6-2 (GND) W - BR Sound signal (Rear Right) Audio system playing Waveform synchronized with sounds is output
    H7-1 (FL+) - H6-2 (GND) P - BR Sound signal (Front Left) Audio system playing Waveform synchronized with sounds is output
    H7-2 (FR+) - H6-2 (GND) LG - BR Sound signal (Front Right) Audio system playing Waveform synchronized with sounds is output
    H7-5 (FL-) - H6-2 (GND) V - BR Sound signal (Front Left) Audio system playing Waveform synchronized with sounds is output
    H7-6 (FR-) - H6-2 (GND) L - BR Sound signal (Front Right) Audio system playing Waveform synchronized with sounds is output
    H7-7 (CTR-) - H6-2 (GND) B - BR Sound signal (Front Center) Audio system playing Waveform synchronized with sounds is output
    H7-8 (CTR+) - H6-2 (GND) Y - BR Sound signal (Front Center) Audio system playing Waveform synchronized with sounds is output
    H31-1 (MUTE) - H6-2 (GND) GR - BR Mute signal from radio receiver Audio system playing Above 3.5 V
    Audio system changing sources Below 1 V
    H31-2 (L-) - H6-2 (GND) W - BR Sound signal (Left) Audio system playing Waveform synchronized with sounds is output
    H31-3 (L+) - H6-2 (GND) B - BR Sound signal (Left) Audio system playing Waveform synchronized with sounds is output
    H31-4 (R-) - H6-2 (GND) R - BR Sound signal (Right) Audio system playing Waveform synchronized with sounds is output
    H31-5 (R+) - H6-2 (GND) G - BR Sound signal (Right) Audio system playing Waveform synchronized with sounds is output
    H31-11 (SPD) - H6-2 (GND) R - BR Speed signal from combination meter

    Ignition switch ON

    Turn drive wheels slowly

    		 Pulse generation
    H31-12 (ACC) - H6-2 (GND) GR - BR Accessory (ON) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H31-14 (ILL-) - H6-2 (GND) W - BR Voice signal Navigation or "Bluetooth" handsfree voice signal transmitted Waveform synchronized with sounds is output
    H31-15 (ILL+) - H6-2 (GND) B - BR Voice signal Navigation or "Bluetooth" handsfree voice signal transmitted Waveform synchronized with sounds is output