TERMINALS OF ECU
System information
| RADIO RECEIVER |
*2: for CD Changer Models
*3: for DVD Changer Models
*4: without Navigation System
| Symbols (Terminal No.) |
Wiring Color |
Terminal Description |
Condition |
Specification |
| B (J66-1) - GND (J66-20) |
G - W-B |
Battery |
Always |
10 to 14 V |
| ILL+ (J66-2) - GND (J66-20) |
G - W-B |
Illumination signal |
Light control switch OFF |
Below 1 V |
| ILL+ (J66-2) - GND (J66-20) |
G - W-B |
Illumination signal |
Light control switch TAIL |
10 to 14 V |
| ATX+ (J66-5) - GND (J66-20) |
V - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| MUTE (J66-7) - GND (J66-20) |
BR - W-B |
Mute signal |
Audio system is playing |
Above 3.5 V |
| MUTE (J66-7) - GND (J66-20) |
BR - W-B |
Mute signal |
Audio system is changing |
Below 1 V |
| R+ (J66-8) - GND (J66-20) |
R - W-B |
Sound signal (Right) |
Audio system is playing |
A waveform synchronized with sounds is output |
| L+ (J66-9) - GND (J66-20) |
B - W-B |
Sound signal (Left) |
Audio system is playing |
A waveform synchronized with sounds is output |
| SLD (J66-10) - Body ground |
Shielded - Body ground |
Shielded ground |
Always |
Below 1 V |
| ACC (J66-11) - GND (J66-20) |
O - W-B |
Accessory (ON) |
Turn engine switch off |
Below 1 V |
| ACC (J66-11) - GND (J66-20) |
O - W-B |
Accessory (ON) |
Turn engine switch on (ACC) |
10 to 14 V |
| ILL- (J66-12) - GND (J66-20) |
W - W-B |
Illumination signal |
Light control switch OFF |
Below 1 V |
| ILL- (J66-12) - GND (J66-20) |
W - W-B |
Illumination signal |
Light control switch TAIL |
10 to 14 V |
| ANT (J66-13) - GND (J66-20) |
Y - W-B |
Power source of antenna |
Radio switch ON and AM or FM |
10 to 14 V |
| ATX- (J66-15) - GND (J66-20) |
P - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| R- (J66-18) - GND (J66-20) |
G - W-B |
Sound signal (Right) |
Audio system is playing |
A waveform synchronized with sounds is output |
| L- (J66-19) - GND (J66-20) |
W - W-B |
Sound signal (Left) |
Audio system is playing |
A waveform synchronized with sounds is output |
| GND (J66-20) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 V |
| CMP+ (J63-4) - CMP- (J63-5) (*1) |
B - W |
RDS-TMC signal |
RDS-TMC function is ON |
Pulse generation (100 mVrms +-5dB) |
| SWG (J63-6) - GND (J66-20) |
GR - W-B |
Steering pad switch ground |
Always |
Below 1 V |
| SW1 (J63-7) - GND (J66-20) |
SB - W-B |
Steering pad switch signal |
Steering pad switch not operated |
4 V or more |
| SW1 (J63-7) - GND (J66-20) |
SB - W-B |
Steering pad switch signal |
SEEK+ switch pushed |
Approx. 0.5 V |
| SW1 (J63-7) - GND (J66-20) |
SB - W-B |
Steering pad switch signal |
SEEK- switch pushed |
Approx. 0.9 V |
| SW1 (J63-7) - GND (J66-20) |
SB - W-B |
Steering pad switch signal |
VOL+ switch pushed |
Approx. 2.0 V |
| SW1 (J63-7) - GND (J66-20) |
SB - W-B |
Steering pad switch signal |
VOL- switch pushed |
Approx. 3.4 V |
| SW2 (J63-8) - GND (J66-20) |
L - W-B |
Steering pad switch signal |
Steering pad switch not operated |
4 V or more |
| SW2 (J63-8) - GND (J66-20) |
L - W-B |
Steering pad switch signal |
MODE switch pushed |
Approx. 0.5 V |
| SW2 (J63-8) - GND (J66-20) (*1) |
L - W-B |
Steering pad switch signal |
ON HOOK switch pushed |
Approx. 0.9 V |
| SW2 (J63-8) - GND (J66-20) (*1) |
L - W-B |
Steering pad switch signal |
OFF HOOK switch pushed |
Approx. 2.0 V |
| SW2 (J63-8) - GND (J66-20) (*1) |
L - W-B |
Steering pad switch signal |
VOICE switch pushed |
Approx. 3.4 V |
| TX+ (J63-9) - GND (J66-20) (*4) |
SB - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| TX- (J63-10) - GND (J66-20) (*4) |
O - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| TX+ (J63-9) - GND (J66-20) (*1) |
P - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| TX- (J63-10) - GND (J66-20) (*1) |
LG - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| ARI (J63-15) - GND (J66-20) (*2) |
R - W-B |
Sound signal (Right) |
External device is playing (When stereo jack adapter is used) |
A waveform synchronized with sounds is output |
| ASGN (J63-16) - GND (J66-20) (*2) |
B - W-B |
Ground |
Always |
Below 1 V |
| ALI (J63-17) - GND (J66-20) (*2) |
G - W-B |
Sound signal (Left) |
External device is playing (When stereo jack adapter is used) |
A waveform synchronized with sounds is output |
| AUXI (J63-19) - GND (J66-20) (*2) |
L - W-B |
External device connection detection signal |
External device is connected |
Below 1 V |
| ARI (J61-2) - GND (J66-20) (*3) |
R - W-B |
Sound signal (Right) |
External device is playing (When stereo jack adapter is used) |
A waveform synchronized with sounds is output |
| ASGN (J61-5) - GND (J66-20) (*3) |
B - W-B |
Ground |
Always |
Below 1 V |
| ALI (J61-3) - GND (J66-20) (*3) |
G - W-B |
Sound signal (Left) |
External device is playing (When stereo jack adapter is used) |
A waveform synchronized with sounds is output |
| AUXI (J61-6) - GND (J66-20) (*3) |
L - W-B |
External device connection detection signal |
External device is connected |
Below 1 V |
| NTSC (J62-1) - GND (J66-20) (*1, *3) |
R - W-B |
DVD image signal |
DVD played on multi-display |
Pulse generation Refer to waveform 1 |
| GND (J62-2) - Body ground (*1, *3) |
G - Body ground |
Ground |
Always |
Below 1 V |
| SLD (J62-3) - Body ground (*1, *3) |
Shielded - Body ground |
Shielded - Body ground |
Always |
Below 1 V |
| TXM+ (J65-9) - GND (J66-20) (*4) |
BR - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| TXM- (J65-10) - GND (J66-20) (*4) |
R - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| DVD (s1-1) - GND (J66-20) (*3) |
B - W-B |
Digital sound signal |
DVD played on multi-display |
Pulse generation |
Reference: waveform 1
- HINT:
- Terminal: NTSC - Body ground
- Setting: 200 mV/DIV, 10 μs/DIV
- Condition: DVD display is ON.
- Terminal: NTSC - Body ground
| INTEGRATION CONTROL & PANEL ASSEMBLY (WITHOUT NAVIGATION SYSTEM) |
| Symbols (Terminal No.) |
Wiring Color |
Terminal Description |
Condition |
Specification |
| TX- (J54-1) - E (J54-8) |
R - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| TX+ (J54-2) - E (J54-8) |
BR - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| IG+ (J54-4) - E (J54-8) |
B - W-B |
Ignition switch (ON) |
Turn engine switch on (IG) |
10 to 14 V |
| IG+ (J54-4) - E (J54-8) |
B - W-B |
Ignition switch (OFF) |
Turn engine switch off |
Below 1 V |
| ACC (J54-5) - E (J54-8) |
O - W-B |
Accessory (OFF) |
Turn engine switch off |
Below 1 V |
| ACC (J54-5) - E (J54-8) |
O - W-B |
Accessory (ON) |
Turn engine switch on (ACC) |
10 to 14 V |
| E (J54-8) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 V |
| B (J54-14) - E (J54-8) |
LG - W-B |
Battery |
Always |
10 to 14 V |
| STEREO COMPONENT AMPLIFIER |
*2: with Front Center Speaker
*3: with Navigation System
*4: for DVD Changer Models
| Symbols (Terminal No.) |
Wiring Color |
Terminal Description |
Condition |
Specification |
| +B (P27-1) - GND (P27-2) |
R - W-B |
Battery |
Always |
10 to 14 V |
| GND (P27-2) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 V |
| +B2 (P27-3) - GND (P27-2) |
O - W-B |
Battery |
Always |
10 to 14 V |
| GND2 (P27-6) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 V |
| WF1+ (P28-1) - GND (P27-2) |
BR - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WF2+ (P28-2) - GND (P27-2) (*1) |
P - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| SR+ (P28-2) - GND (P27-2) (*2) |
SB - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| MR+ (P28-3) - GND (P27-2) (*1) |
SB - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| CTR+ (P28-3) - GND (P27-2) (*2) |
Y - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WFL+ (P28-4) - GND (P27-2) |
W - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WF1- (P28-5) - GND (P27-2) |
LG - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WF2- (P28-6) - GND (P27-2) (*1) |
SB - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| SR- (P28-6) - GND (P27-2) (*2) |
R - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| ML- (P28-7) - GND (P27-2) (*1) |
L - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| SL- (P28-7) - GND (P27-2) (*2) |
L - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| ML+ (P28-8) - GND (P27-2) (*1) |
LG - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| SL+ (P28-8) - GND (P27-2) (*2) |
LG - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| MR- (P28-9) - GND (P27-2) (*1) |
R - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| CTR- (P28-9) - GND (P27-2) (*2) |
B - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WFL- (P28-10) - GND (P27-2) |
R - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WFR+ (P29-1) - GND (P27-2) |
BR - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| FL+ (P29-2) - GND (P27-2) |
SB - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| RL+ (P29-3) - GND (P27-2) |
P - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| RR+ (P29-4) - GND (P27-2) |
R - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| WFR- (P29-5) - GND (P27-2) |
P - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| FL- (P29-6) - GND (P27-2) |
O - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| FR- (P29-7) - GND (P27-2) |
GR - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| FR+ (P29-8) - GND (P27-2) |
B - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| RL- (P29-9) - GND (P27-2) |
V - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| RR- (P29-10) - GND (P27-2) |
W - W-B |
Sound signal |
Audio system is playing |
A waveform synchronized with sounds is output |
| MUTE (P30-1) - GND (P27-2) |
SB - W-B |
Mute signal |
Audio system is playing |
Above 3.5 V |
| MUTE (P30-1) - GND (P27-2) |
SB - W-B |
Mute signal |
Audio system is changing |
Below 1 V |
| L- (P30-2) - GND (P27-2) |
W - W-B |
Sound signal (Left) |
Audio system is playing |
A waveform synchronized with sounds is output |
| L+ (P30-3) - GND (P27-2) |
B - W-B |
Sound signal (Left) |
Audio system is playing |
A waveform synchronized with sounds is output |
| R- (P30-4) - GND (P27-2) |
G - W-B |
Sound signal (Right) |
Audio system is playing |
A waveform synchronized with sounds is output |
| R+ (P30-5) - GND (P27-2) |
R - W-B |
Sound signal (Right) |
Audio system is playing |
A waveform synchronized with sounds is output |
| SLD (P30-6) - Body ground |
Shielded - Body ground |
Shielded ground |
Always |
Below 1 V |
| TX- (P30-7) - GND (P27-2) |
V - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| TX+ (P30-8) - GND (P27-2) |
O - W-B |
AVC-LAN communication signal |
Turn engine switch on (ACC) |
2 to 3 V |
| SPD (P30-11) - GND (P27-2) |
L - W-B |
Speed signal |
Turn engine switch on (IG), drive wheels are turned slowly |
Pulse generation |
| ACC (P30-12) - GND (P27-2) |
O - W-B |
Accessory (ON) |
Turn engine switch off |
Below 1 V |
| ACC (P30-12) - GND (P27-2) |
O - W-B |
Accessory (ON) |
Turn engine switch on (ACC) |
10 to 14 V |
| II1- (P30-14) - GND (P27-2) (*3) |
BR - W-B |
Voice guidance signal |
Voice guidance is provided |
A waveform synchronized with sounds is output |
| II1+ (P30-15) - GND (P27-2) (*3) |
Y - W-B |
Voice guidance signal |
Voice guidance is provided |
A waveform synchronized with sounds is output |
| DVD (t1-1) - GND (P27-2) (*4) |
B - W-B |
Digital sound signal |
DVD played on multi-display |
Pulse generation |
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