Terminals Of Ecu
WARNING: This page is about a different car, the 2007 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
- MULTI-DISPLAY ECU TERMINALS REFERENCE
Symbols (Terminal No.) Wiring Color Terminal Description Condition Specification +B1 (E62-1) - GND1 (E62-10) GR - W-B Battery Always 10 to 14 V ACC (E62-2) - GND1 (E62-10) GR - W-B Accessory (ON) Turn engine switch off Below 1 V ACC (E62-2) - GND1 (E62-10) GR - W-B Accessory (ON) Turn engine switch on (ACC or IG) 10 to 14 V IG (E62-3) - GND1 (E62-10) B - W-B Ignition (ON) Turn engine switch off Below 1 V IG (E62-3) - GND1 (E62-10) B - W-B Ignition (ON) Turn engine switch on (IG) 10 to 14 V HILL (E62-5) - GND1 (E62-10) BR - W-B Illumination signal Turn light control switch OFF Below 1 V HILL (E62-5) - GND1 (E62-6) BR - W-B Illumination signal Turn light control switch ON 10 to 14 V TC (E62-7) - GND1 (E62-10) W - W-B Diagnosis ON signal Turn engine switch on (IG) 9 to 14 V HAZ (E62-8) - GND1 (E62-10) W - W-B Hazard signal Turn hazard switch OFF Below 1 V HAZ (E62-8) - GND1 (E62-10) W - W-B Hazard signal Turn hazard switch ON Pulse generation ARON (E62-9) - GND1 (E62-10) R - W-B Passenger airbag ON signal Turn engine switch on (IG), Passenger airbag on indicator light ON 10 to 14 V GND1 (E62-10) - Body ground W-B - Body ground Ground Always Below 1 V ILL- (E62-11) - GND1 (E62-10) BR - W-B Illumination signal Turn light control switch OFF Below 1 V ILL- (E62-11) - GND1 (E62-10) BR - W-B Illumination signal Turn light control switch ON 10 to 14 V ILL+ (E62-12) - GND1 (E62-10) G - W-B Illumination signal Turn light control switch OFF Below 1 V ILL+ (E62-12) - GND1 (E62-10) G - W-B Illumination signal Turn light control switch ON 10 to 14 V REV (E62-13) - GND1 (E62-10) Y - W-B Reverse signal See "Vehicle Signal Check" Mode (See DISPLAY CHECK MODE ) - SPD (E62-14) - GND1 (E62-10) SB - W-B Speed signal from combination meter See "Vehicle Signal Check" Mode (See DISPLAY CHECK MODE ) - AIR (E62-20) - GND1 (E62-10) B - W-B Passenger airbag OFF signal Turn engine switch on (IG), Passenger airbag off indicator light ON 10 to 14 V PBEW (E62-21) - GND1 (E62-10) P - W-B Passenger seat belt warning signal Turn engine switch on (IG), front passenger seat and front seat buckle switch ON (Belt unfastened) 10 to 14 V PBEW (E62-21) - GND1 (E62-10) P - W-B Passenger seat belt warning signal Turn engine switch on (IG), front passenger seat and front seat buckle switch OFF (Belt fastened) Below 1 V DR (E62-22) - GND1 (E62-10) L - W-B Dimmer signal Turn engine switch on (IG), light control switch TAIL or ON and automatic light control sensor covered by hand Above 9 V PKB (E62-23) - GND1 (E62-10) Y - W-B Parking brake signal See "Vehicle Signal Check" Mode (See DISPLAY CHECK MODE ) - CANL (E62-25) - CANH (E62-26) Y-L CAN bus line Go to CAN communication system (See TERMINALS OF ECU ) - TX2- (E63-3) - GND1 (E62-1O) LG - W-B AVC-LAN communication signal Turn engine switch on (ACC) 2 to 3V TX2+ (E63-4) - GND1 (E62-10) L - W-B AVC-LAN communication signal Turn engine switch on (ACC) 2 to 3 V TSW- (E63-5) - GND1 (E62-10) W - W-B Telephone relation switch signal Always Below 1 V MACC (E63-9) - GND1 (E62-10) W - W-B Microphone AMP power supply Turn engine switch off Below 1 V MACC (E63-9) - GND1 (E62-10) W - W-B Microphone AMP power supply Turn engine switch on (IG) 5V MIN- (E63-10) - GND1 (E62-10) R - W-B Microphone voice signal See "Microphone & Voice Recognition Check" (See DISPLAY CHECK MODE ) - MIN+ (E63-11) - GND1 (E62-10) G - W-B Microphone voice signal See "Microphone & Voice Recognition Check" (See DISPLAY CHECK MODE ) - SGND (E63-12) - GND1 (E62-10) W - W-B Signal ground Always Below 1 V CA+ (E63-13) - GND1 (E62-10) B - W-B Television camera power supply Turn engine switch on (IG), shift lever in R position Approx. 6 V CGND (E63-14) - Body ground W - Body ground Ground Always Below 1 V IVO- (E63-21) - GND1 (E62-10) BR - W-B Voice guidance signal Voice guidance is provided A waveform synchronized with sounds is output IVO+ (E63-22) - GND1 (E62-10) Y - W-B Voice guidance signal Voice guidance is provided A waveform synchronized with sounds is output SLD (E63-23) - GND1 (E62-10) Shielded - W-B Shielded ground Always Below 1 V V+ (E63-27) - CGND (E63-14) R - W Television camera image signal Turn engine switch on (IG), shift lever in R position Pulse generation (Refer to waveform 1) V- (E63-28) - CGND (E63-14) Shielded - W Shielded ground Always Below 1 V NTSC (E64-1) - GND1 (E62-10) BR - W-B DVD image signal DVD is played on radio receiver Pulse generation (Refer to waveform 2) SGD1 (E64-4) - GND1 (E62-10) Y - W-B Signal ground Always Below 1 V SGND (E64-5) - Body ground Shielded - Body ground Shielded ground Always Below 1 V TX- (p1-1) - GND (p1-6) - AVC-LAN communication signal Turn engine switch on (ACC) 2 to 3V TX+ (p1-2) - GND (p1-6) - AVC-LAN communication signal Turn engine switch on (ACC) 2 to 3V SGND (p1-3) - GND (p1-61) - Shielded ground Always Below 1 V MCO- (p1-4) - GND (p1-6) - Microphone voice signal See "Microphone & Voice Recognition Check" (See NAVIGATION CHECK MODE ) - MCO+ (p1-5) - GND (p1-6) - Microphone voice signal See "Microphone & Voice Recognition Check" (See NAVIGATION CHECK MODE ) - GND (pt-6) - Body ground - Ground Always Below 1 V ACC (p1-7) - GND (p1-6) - Accessory (ON) Turn engine switch off Below 1 V ACC (p1-7) - GND (p1-6) - Accessory (ON) Turn engine switch on (ACC) 10 to 14 V BU+B (p1-8) - GND (p1-6) - Battery Always 10 to 14 V IVI- (p1-10) - GND (p1-6) - Voice guidance signal Voice guidance is provided A waveform synchronized with sounds is output IVI+ (p1-11) - GND (p1-6) - Voice guidance signal Voice guidance is provided A waveform synchronized with sounds is output REV (p1-15) - GND (p1-6) - Reverse signal See " Vehicle Sensors"
Mode (See NAVIGATION CHECK MODE )- SPD (p1-16) - GND (p1-6) - Speed signal See " Vehicle Sensors"
Mode (See NAVIGATION CHECK MODE )- GVI+ (q1-1) - GND (p1-6) - Digital image signal Navigation display is on Pulse generation GVI- (q1-2) - GND (p1-6) - Digital image signal Navigation display is on Pulse generation GVG1 (q1-3) - Body ground - Ground Always Below 1 V - Reference: waveform 1
HINT:
- Terminal: V+ - CGND
- Gauge set: 0.2 V/DIV., 0.2 μs/DIV.
- Condition: Engine switch: IG, shift lever: R position
- Reference: waveform 2
HINT:
- Terminal: NTSC - Body ground
- Gauge set: 200 mV/DIV, 10
- Condition: DVD is played on multi-display
- Reference: waveform 1
- NAVIGATION ECU
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ECU TERMINALS REFERENCESymbols (Terminal No.) Wiring Color Terminal Description Condition Specification BU+B (p2-1) - GND (p2-15) - Battery Always 10 to 14 V SPD (p2-4) - GND (p2-15) - Speed signal See " Vehicle Sensors"
Mode (See NAVIGATION CHECK MODE )- SLD (p2-7) - GND (p2-15) - Shielded ground Always Below 1 V IVI- (p2-8) - GND (p2-15) - Voice guidance signal Voice guidance is provided A waveform synchronized with sounds is output IVI+ (p2-9) - GND (p2-15) - Voice guidance signal Voice guidance is provided A waveform synchronized with sounds is output ACC (p2-13) - GND (p2-15) - Accessory (ON) Turn engine switch off Below 1 V ACC (p2-13) - GND (p2-15) - Accessory (ON) Turn engine switch on (ACC) 10 to 14 V GND (p2-15) - Body ground - Ground Always Below 1 V TX- (p2-18) - GND (p2-15) - AVC-LAN communication signal Turn engine switch on (ACC) 2 to 3V TX+ (p2-19) - GND (p2-15) - AVC-LAN communication signal Turn engine switch on (ACC) 2 to 3V REV (p2-20) - GND (p2-15) - Reverse signal See " Vehicle Sensors" Mode (See NAVIGATION CHECK MODE ) - MCO+ (p3-3) - GND (p2-15) - Microphone voice signal See "Microphone & Voice Recognition Check" (See NAVIGATION CHECK MODE ) - MCO- (p3-5) - GND (p2-15) - Microphone voice signal See "Microphone & Voice Recognition Check" (See NAVIGATION CHECK MODE ) - SGND (p3-6) - GND (p2-15) - Shielded ground Always Below 1V GVI+ (q1-1) - GND (p2-15) - Digital image signal Navigation display is on Pulse generation GVI- (q1-2) - GND (p2-15) - Digital image signal Navigation display is on Pulse generation GND (q1-3) - Body ground - Ground Always Below 1 V - RADIO RECEIVER (See TERMINALS OF ECU )
- STEREO COMPONENT AMPLIFIER (See TERMINALS OF ECU )