NAVIGATION SYSTEM TERMINALS OF ECU
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NAVIGATION ECU SUB-ASSEMBLY
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition L39-1 (FR+) - L39-7 (GND1) G - W-B Sound signal (Right) Audio system playing A waveform synchronized with sounds is output L39-2 (FL+) - L39-7 (GND1) R - W-B Sound signal (Left) Audio system playing A waveform synchronized with sounds is output L39-3 (ACC1) - L39-7 (GND1) GR - W-B Power source (ACC) Power switch off Below 1 V Power switch on (ACC) 11 to 14 V L39-4 (+B1) - L39-7 (GND1) SB - W-B Power source (+B) Power switch off 11 to 14 V L39-5 (FR-) - L39-7 (GND1) B - W-B Sound signal (Right) Audio system playing A waveform synchronized with sounds is output L39-6 (FL-) - L39-7 (GND1) W - W-B Sound signal (Left) Audio system playing A waveform synchronized with sounds is output L39-7 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V L39-10 (ILL+) - L39-7 (GND1) G - W-B Illumination signal Light control switch off Below 1 V Power switch off
Light control switch in tail or head position
11 to 14 V L40-2 (RL+) - L39-7 (GND1) Y - W-B Voice signal Voice guidance sounding A waveform synchronized with sounds is output L40-6 (RL-) - L39-7 (GND1) BR - W-B Voice signal Voice guidance sounding A waveform synchronized with sounds is output L37-3 (TX3+) W AVC-LAN communication signal - - L37-4 (TX3-) R AVC-LAN communication signal - - L37-6 (PKB) - L39-7 (GND1) Y - W-B Parking brake signal See "Vehicle Signal Check Mode" in Operation Check Click here
- L38-1 (IG) - L39-7 (GND1) B - W-B Power source (IG) Power switch off Below 1 V Power switch on (IG) 11 to 14 V L38-2 (REV) - L39-7 (GND1) P - W-B Reverse signal See "Vehicle Signal Check Mode" in Operation Check Click here
- L38-4 (MACC) - L39-7 (GND1) R - W-B Microphone power supply Power switch off Below 1 V Power switch on (ACC) 4 to 6 V L38-5 (MIN+) - L39-7 (GND1) B - W-B Microphone voice signal See "Microphone & Voice Recognition Check" in Operation Check Click here
- L38-6 (SNS2) - L39-7 (GND1) G - W-B Microphone connection detection signal Always Below 1 V L38-7 (TX1+) L AVC-LAN communication signal - - L38-8 (TX1-) R AVC-LAN communication signal - - L38-9 (CANH) B CAN communication signal - - L38-10 (CANL) W CAN communication signal - - L38-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V L38-17 (SPD) - L39-7 (GND1) L - W-B Vehicle speed signal from combination meter assembly See "Vehicle Signal Check Mode" in Operation Check Click here
- L38-18 (SGND) - L39-7 (GND1) Shield - W-B Shield ground Always Below 1 V L38-19 (MIN-) - Body ground W - Body ground Microphone voice signal See "Microphone & Voice Recognition Check" in Operation Check Click here
- L38-20 (MUT2) - L39-7 (GND1) P - W-B Mute signal Audio system playing Above 3.5 V Audio system changing modes Below 1 V L38-21 (SW1) - L38-23 (SWG) V - P Steering pad switch signal No switch pushed 2.97 to 3.56 V Up switch pushed 0.27 to 0.35 V Down 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 L38-22 (SW2) - L38-23 (SWG) SB - P 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 Voice switch pushed 2.22 to 2.66 V L38-23 (SWG) - Body ground P - Body ground Steering pad switch signal Always Below 1 V L38-25 (ADPG) - L39-7 (GND1) Y - W-B External device connection detection signal External device connected Below 1 V External device not connected 2.1 to 3 V L38-26 (VAR+) - L38-27 (VA-) B - W Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sounds is output L38-27 (VA-) - L39-7 (GND1) W - W-B Sound signal ground Always Below 1 V L38-28 (VAL+) - L38-27 (VA-) R - W Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sounds is output L134-1 (USV1) - Power source - - L134-2 (US1-) - Data signal - - L134-3 (US1+) - Data signal - - L134-4 (UGD1) - Ground - - L134-5 (USG1) - Shield ground - - L137-1 (GVIF) GR Video signal (Digital) - - RA-5 (ANT+) - L39-7 (GND1) B - W-B Power source of antenna Power switch on (ACC)
Radio switch on and AM or FM selected
11 to 14 V -
STEREO COMPONENT AMPLIFIER ASSEMBLY
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification L30-1 (+B) - L30-3 (GND) R - W-B Power source (+B) Power switch off 11 to 14 V L30-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 V L30-8 (WFL+) - L30-3 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output L30-9 (FR+) - L30-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output L30-10 (TWL+) - L30-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output L30-11 (RL+) - L30-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output L30-12 (RR+) - L30-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output L30-13 (TWR+) - L30-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output L30-14 (FL+) - L30-3 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output L30-15 (WFR+) - L30-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output L30-16 (+B2) - L30-3 (GND) V - W-B Power source (+B) Power switch off 11 to 14 V L30-18 (GND2) - Body ground W-B - Body ground Ground Always Below 1 V L30-23 (WFL-) - L30-3 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output L30-24 (FR-) - L30-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output L30-25 (TWL-) - L30-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output L30-26 (RL-) - L30-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output L30-27 (RR-) - L30-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output L30-28 (TWR-) - L30-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output L30-29 (FL-) - L30-3 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output L30-30 (WFR-) - L30-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output L31-1 (MUTE) - L30-3 (GND) P - W-B Mute signal Audio system playing Above 3.5 V Audio system changing modes Below 1 V L31-2 (L-) - L30-3 (GND) W - W-B Sound signal (Left) Audio system playing A waveform synchronized with sounds is output L31-3 (L+) - L30-3 (GND) R - W-B Sound signal (Left) Audio system playing A waveform synchronized with sounds is output L31-4 (R-) - L30-3 (GND) B - W-B Sound signal (Right) Audio system playing A waveform synchronized with sounds is output L31-5 (R+) - L30-3 (GND) G - W-B Sound signal (Right) Audio system playing A waveform synchronized with sounds is output L31-6 (SLD) - Body ground Shield - Body ground Shield ground Always Below 1 V L31-7 (ATX-) R AVC-LAN communication signal - - L31-8 (ATX+) L AVC-LAN communication signal - - L31-11 (SPD) - L30-3 (GND) P - W-B Vehicle speed signal from meter circuit plate Power switch on (IG)
Wheel being rotated
Pulse generation L31-12 (ACC) - L30-3 (GND) GR - W-B Power source (ACC) Power switch off Below 1 V Power switch on (ACC) 11 to 14 V L31-14 (INT-) - L30-3 (GND) BR - W-B Voice signal Voice guidance sounding A waveform synchronized with sounds is output L31-15 (INT+) - L30-3 (GND) Y - W-B Voice signal Voice guidance sounding A waveform synchronized with sounds is output L31-18 (SLD1) - Body ground Shield - Body ground Shield ground Always Below 1 V