AUDIO AND VISUAL SYSTEM(for Radio and Display Type) TERMINALS OF ECU
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RADIO AND DISPLAY RECEIVER ASSEMBLY
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition F113-1 (FR+) - F113-7 (GND1) LG - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output F113-2 (FL+) - F113-7 (GND1) P - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output F113-3 (ACC1) - F113-7 (GND1) GR - BR Power source (ACC) Ignition switch off Below 1 V Ignition switch ACC 11 to 14 V F113-4 (+B1) - F113-7 (GND1) SB - BR Power source (+B) Always 11 to 14 V F113-5 (FR-) - F113-7 (GND1) L - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output F113-6 (FL-) - F113-7 (GND1) V - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output F113-7 (GND1) - Body ground BR - Body ground Ground Always Below 1 V F113-9 (AMP) - F113-7 (GND1)*1 SB - BR Power source of stereo component amplifier Audio system playing 11 to 14 V F113-10 (ILL+) - F113-7 (GND1) G - BR Illumination signal Light control switch off Below 1 V Light control switch tail or head 11 to 14 V F114-1 (RR+) - F113-7 (GND1) R - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output F114-2 (RL+) - F113-7 (GND1) B - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output F114-3 (RR-) - F113-7 (GND1) W - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output F114-6 (RL-) - F113-7 (GND1) Y - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output F115-1 (IG) - F113-7 (GND1) LG - BR Power source (IG) Ignition switch off Below 1 V Ignition switch ON 11 to 14 V F115-4 (MACC) - F113-7 (GND1) R - BR Microphone power supply Ignition switch off Below 1 V Ignition switch ACC 4 to 6 V F115-5 (MIN+) - F113-7 (GND1) B - BR Microphone voice signal See "Microphone & Voice Recognition Check"
- F115-6 (SNS2) - F113-7 (GND1) GR - BR Microphone connection detection signal Always Below 1 V F115-9 (CANH) BE CAN communication signal - - F115-10 (CANL) W CAN communication signal - - F115-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V F115-17 (SPD) - F113-7 (GND1) V - BR Speed signal from combination meter See "Vehicle Signal Check Mode" in Operation Check
- F115-18 (SGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V F115-19 (MIN-) - F113-7 (GND1) W - BR Microphone voice signal See "Microphone & Voice Recognition Check"
- F115-21 (SW1) - F113-7 (GND1) L - BR Steering pad switch signal Steering pad switch not operated 3.3 V or higher SEEK+ switch pushed Below 0.6 V SEEK- switch pushed Approximately 0.9 V VOL+ switch pushed Approximately 1.5 V VOL- switch pushed Approximately 2.4 V F115-22 (SW2) - F113-7 (GND1) P - BR Steering pad switch signal Steering pad switch not operated 3.3 V or higher MODE switch pushed Below 0.6 V On hook switch pushed Approximately 0.9 V Off hook switch pushed Approximately 1.5 V F115-23 (SWG) - F113-7 (GND1) R - BR Steering pad switch ground Always Below 1 V F115-25 (ADPG) - F113-7 (GND1) R - BR External device connection detection signal External device connected Below 1 V F115-26 (VAR+) - F113-7 (GND1) R - BR Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sounds is output F115-27 (VA-) - F113-7 (GND1) W - BR Ground Always Below 1 V F115-28 (VAL+) - F113-7 (GND1) B - BR Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sounds is output F47-15 (PKB) - F113-7 (GND1) P - BR Parking brake signal See "Vehicle Signal Check Mode" in Operation Check
- F119-1 # Power source - - F119-2 # Data signal - - F119-3 # Data signal - - F119-4 # Ground - - F119-5 # Shield ground - - F125-11 (CA+) - F113-7 (GND1)*2 R - BR Television camera power supply Ignition switch ON
Shift lever in R
5.5 to 7.05 V F125-12 (V+) - F113-7 (GND1)*2 B - BR Television camera image signal Ignition switch ON
Shift lever in R
Camera lens is not covered, displaying an image
Pulse generation
(Refer to waveform 1)
Ignition switch ON
Shift lever in R
Camera lens is covered, blacking out screen
Pulse generation
(Refer to waveform 2)
F125-23 (CGND) - Body ground*2 Shield - Body ground Shield ground Always Below 1 V F125-24 (V-) - F113-7 (GND1)*2 W - BR Ground Always Below 1 V RA-5 (ANT+) - Body ground # - Body ground Power source of antenna Ignition switch ACC
Radio switch on and FM or AM selected
11 to 14 V
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*1: for 8 Speakers
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*2: w/ Rear View Monitor
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#: There is no wire color information
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Reference (Oscilloscope waveform):
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Waveform 1 (camera lens is not covered, displaying an image)
Item Content Measurement terminal F125-12 (V+) - F113-7 (GND1) Measurement setting 200 mV/DIV., 50 μsec./DIV. Condition Ignition switch ON, shift lever in R Tech Tips
The video waveform changes according to the image sent by the television camera assembly.
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Waveform 2 (camera lens is covered, blacking out the screen)
Item Content Measurement terminal F125-12 (V+) - F113-7 (GND1) Measurement setting 200 mV/DIV., 50 μsec./DIV. Condition Ignition switch ON, shift lever in R Tech Tips
The video waveform changes according to the image sent by the rear television camera assembly.
Text in Illustration *a Waveform 1 (camera lens not covered, displaying an image) *b Waveform 2 (camera lens covered, blacking out the screen) *c Synchronization Signal *d Video Waveform
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STEREO COMPONENT AMPLIFIER ASSEMBLY (for 8 Speakers)
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition K47-1 (RL+) - K47-10 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output K47-2 (RR+) - K47-10 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output K47-3 (WFR+) - K47-10 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output K47-4 (WFL+) - K47-10 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output K47-5 (+B) - K47-10 (GND) G - W-B Power source (+B) Always 11 to 14 V K47-6 (RL-) - K47-10 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output K47-7 (RR-) - K47-10 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output K47-8 (WFR-) - K47-10 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output K47-9 (AMP+) - Body ground SB - Body ground Power source of stereo component amplifier Audio system playing 11 to 14 V K47-10 (GND) - Body ground W-B - Body ground Ground Always Below 1 V K47-11 (WFL-) - K47-10 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output K47-12 (ACC) - K47-10 (GND) GR - W-B Power source (ACC) Ignition switch off Below 1 V Ignition switch ACC 11 to 14 V