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Home >> Nissan-Datsun >> 2012 >> Quest LE >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual, Navigation System (BOSE Audio) (With Navigation) >> Ecu Diagnosis Information >> Av Control Unit >> Reference Value >> Terminal Layout >> Physical Values
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Physical Values

Terminal (Wire color) Description Condition Standard Reference value (Approx.)
+ - Signal name Input/Output
1 (LG) 20 (B) Amp. ON signal Input Ignition switch ON - 9.0 - 16.0 V 12.0 V
2 (R) 3 (G) Sound signal front LH Output Ignition switch ON Sound output Outputs waveform synchronized with sound.
G04879120
4 (B) 5 (W) Sound signal rear LH Output Ignition switch ON Sound output Outputs waveform synchronized with sound.
G04879120
6 (L) 15 (GR) Steering switch signal A Input Ignition switch ON Keep pressing SOURCE switch. 0 - 5.5 V 0 V
Keep pressing MENU UP switch. 1.0 V
Keep pressing MENU DOWN switch. 2.0 V
Keep pressing switch. 3.0 V
Keep pressing ENTER switch. 4.0 V
Except for above. 5.0 V
7 (O) 20 (B) ACC power supply Input Ignition switch ACC - 7.0 - 16.0 V Battery voltage
10 (GR) - Shield - - - - -
11 (W) 12 (B) Sound signal front RH Output Ignition switch ON Sound output Outputs waveform synchronized with sound.
G04879120
13 (BR) 14 (Y) Sound signal rear RH Output Ignition switch ON Sound output Outputs waveform synchronized with sound.
G04879120
16 (P) 15 (GR) Steering switch signal B Input Ignition switch ON Keep pressing VOL DOWN switch. 0 - 5.5 V 0 V
Keep pressing VOL UP switch. 1.0 V
Keep pressing "PHONE" switch. 2.0 V
Keep pressing "BACK" switch. 3.0 V
Except for above. 5.0 V
19 (SB) 20 (B) Battery power supply Input Ignition switch OFF - 9.0 - 16.0 V Battery voltage
22 (G) 42 (R) Camera power supply Output Ignition switch ON "Camera" switch is ON or selector lever is in "R" position. 5.9 - 6.5 V 6.0 V
26 (BR) 46 (Y) AUX image signal Input Ignition switch ON When AUX image is displayed on front or rear display unit. Waveform according to AUX image is input.
G04890020
29 (BR) 49 (W) Disk eject signal Input Ignition switch ON Keep pressing disk eject switch. 1.5 V or less 0 V
Except for above. 5.0 V or more 5.0 V
34 (W) 33 (B) Composite image signal (for rear display unit) Input Ignition switch ON When DVD, USB or AUX image is displayed on rear display unit. Waveform according to composite image is input.
G04890020
47 - Shield - - - - -
53 - Shield - - - - -
65 (W) 20 (B) Parking brake signal Input Ignition switch ON Parking brake is applied. 1.5 V or less 0 V
Parking brake is released. 3.5 V or more
G07054563
68 (R) 67 (W) Composite image signal (for front display unit) Output Ignition switch ON When DVD, USB or AUX image is displayed on front display unit. Waveform according to composite image is input.
G04890020
71 - Shield - - - - -
72 (Y) 20 (B) Microphone VCC Output Ignition switch ON - 4.18 - 5.3 V 5.0 V
73 (G) 20 (B) Communication signal (CONT→DISP) Output Ignition switch ON - Waveform of 1.5 V or less - 3.5 V or more is Output.
G07149643
74 (P) - CAN-L - - - - -
75 (LG) - AV communication signal (L) Input/Output - - - -
76 (LG) - AV communication signal (L) Input/Output - - - -
79 (O) 20 (B) Dimmer signal Input Ignition switch ON Either of the following conditions
  • Lighting switch is OFF
  • Lighting switch is 1st or 2nd, and the area around the vehicle is bright (shine a light on the optical sensor)
3.0 V or less 0 V
Lighting switch is 1st or 2nd, and the area around the vehicle is dark (block the light from the optical sensor) 7.0 - 16.0 V 12.0 V
80 (G) 20 (B) Ignition signal Input Ignition switch ON - 7.0 - 16.0 V Battery voltage
81 (BR) 20 (B) Reverse signal Input Ignition switch ON Selector lever is in "R" position. 7.0 V or more 12.0 V
Selector lever is in other than "R" position. 3.0 V or less 0 V
82 (Y) 20 (B) Vehicle speed signal (8-pulse) Input Ignition switch ON When vehicle speed is approx. 40 km/h (25 MPH) Waveform according to vehicle speed is input.
NOTE: The maximum voltage varies depending on the specification (destination unit).
G05223684
83 - Shield - - - - -
84 (B) 20 (B) Composite image synchronizing signal Output Ignition switch ON When DVD, USB or AUX image is displayed on front display unit. Waveform according to composite image is input.
G05215409
87 (BR) 71 Microphone signal Input Ignition switch ON Give a voice Outputs waveform synchronized with voice is input.
G04889901
88 - Shield - - - - -
89 (R) 20 (B) Communication signal (DISP→CONT) Input Ignition switch ON When adjusting display brightness. Waveform of 1.5 V or less - 3.5 V or more is input.
G07149643
90 (L) - CAN-H - - - - -
91 (SB) - AV communication signal (H) Input/Output - - - -
92 (V) - AV communication signal (H) Input/Output - - - -
104 (B) 119 (W) AUX sound signal LH Input Ignition switch ON When AUX mode is selected on front or rear display unit. Waveform according to sound is input.
G04879120
106 (P) 120 (L) Headphone sound signal LH Output Ignition switch ON Headphone sound output. Outputs waveform synchronized with sound.
G04879120
107 (BR) 121 (Y) Headphone sound signal RH Output Ignition switch ON Headphone sound output. Outputs waveform synchronized with sound.
G04879120
117 - Shield - - - - -
118 (R) 119 (W) AUX sound signal RH Input Ignition switch ON When AUX mode is selected on front or rear display unit. Waveform according to sound is input.
G04879120
122 (GR) - Shield - - - - -
130 (W) 129 (G) USB D-signal - - - - -
131 (R) 129 (G) V BUS signal - - - 4.75 - 5.25 V -
132 (B) 129 (G) USB D+ signal - - - - -
133 - Shield - - - - -
150 20 (B) Antenna amp. ON signal Input Ignition switch ACC - 9.0 - 16.0 V 12.0 V
151 - AM-FM main Input - - - -
152 - FM sub Input - - - -
153 20 (B) GPS antenna signal Input Ignition switch ON Not connected GPS antenna connector. 4.5 - 5.25 V 5.0 V
154 - Shield - - - - -
157 20 (B) RGB digital image signal (-) Output Ignition switch ON Not connected connector. - 3.0 V
158 20 (B) RGB digital image signal (+) Output Ignition switch ON Not connected connector. - 3.0 V
159 20 (B) Satellite radio antenna signal - - Not connected satellite radio antenna connector. - 5.0 V