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Home >> Infiniti >> 2012 >> FX50 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (Without Navigation) >> Ecu Diagnosis Information >> Av Control Unit >> Reference Value >> Physical Values

Physical Values

Terminal (Wire color) Description Condition Reference value (Approx.)
+ - Signal name Input/Output
6 (P) 15 (B) Steering switch signal A Input Ignition switch ON Keep pressing SOURCE switch. 0 V
Keep pressing MENU UP switch. 0.7 V
Keep pressing MENU DOWN switch. 1.3 V
Keep pressing TALK/PHONE switch 2.0 V
Except for above. 3.3 V
7 (V) Ground ACC power supply Input Ignition switch ACC - Battery voltage
9 (R) Ground Illumination signal Input Ignition switch OFF Lighting switch is OFF. 0 V
Lighting switch is ON. 12.0 V
16 (L) 15 (B) Steering switch signal B Input Ignition switch ON Keep pressing VOL DOWN switch. 0 V
Keep pressing VOL UP switch. 0.7 V
Keep pressing END CALL switch. 1.3 V
Except for above. 3.3 V
19 (Y) Ground Battery power supply Input Ignition switch OFF - Battery voltage
20 (B) Ground Ground - Ignition switch ON - 0 V
36 (BG) Ground Signal VCC Output Ignition switch ACC - 8.8 V
37 (LG) Ground Signal ground - Ignition switch OFF - 0 V
38 (R) Ground Horizontal synchronizing (HP) signal Input Ignition switch ON -
G04923333Courtesy of NISSAN NORTH AMERICA, INC.
39 (BR) Ground Communication signal (DISP→CONT) Input Ignition switch ON When adjusting display brightness.
G05219856Courtesy of NISSAN NORTH AMERICA, INC.
40 (B) Ground RGB area (YS) signal Output Ignition switch ON At RGB image is displayed. 5.0 V
At camera image is displayed.
G05219862Courtesy of NISSAN NORTH AMERICA, INC.
41 - Shield - - - -
42 (G) Ground RGB synchronizing signal Output Ignition switch ON -
G04879209Courtesy of NISSAN NORTH AMERICA, INC.
43 (B) Ground RGB signal (R: red) Output Ignition switch ON Start Confirmation/Adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on Display Diagnosis screen.
G05722152Courtesy of NISSAN NORTH AMERICA, INC.
44 (W) Ground RGB signal (G: green) Output Ignition switch ON Start Confirmation/Adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on Display Diagnosis screen.
G05722153Courtesy of NISSAN NORTH AMERICA, INC.
45 (R) Ground RGB signal (B: blue) Output Ignition switch ON Start Confirmation/Adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on Display Diagnosis screen.
G05722154Courtesy of NISSAN NORTH AMERICA, INC.
46 (BG) Ground Composite image signal ground - Ignition switch ON - 0 V
47 (SB) Ground Composite image signal Output Ignition switch ON At camera image is displayed.
G04890020Courtesy of NISSAN NORTH AMERICA, INC.
48 (Y) Ground Inverter VCC Output Ignition switch ACC - 8.8 V
49 (BR) Ground Inverter ground - Ignition switch OFF - 0 V
50 (W) Ground Vertical synchronizing (VP) signal Input Ignition switch ON -
G04923331Courtesy of NISSAN NORTH AMERICA, INC.
51 (Y) Ground Communication signal (CONT→DISP) Output Ignition switch ON When adjusting display brightness.
G05219856Courtesy of NISSAN NORTH AMERICA, INC.
52 (SB) - Shield - - - -
57 - Shield - - - -
62 (W) Ground Camera image signal Input Ignition switch ON At camera image is displayed.
G04890020Courtesy of NISSAN NORTH AMERICA, INC.
63 - Shield - - - -
72 (B) - Camera ground - Ignition switch ON - 0 V
73 (R) Ground Camera power supply Output Ignition switch ON At camera image is displayed.
G04890020Courtesy of NISSAN NORTH AMERICA, INC.
76 (LG) - AV communication signal (L) Input/Output - - -
77 (SB) - AV communication signal (H) Input/Output - - -
78 (LG) - AV communication signal (L) Input/Output - - -
79 (SB) - AV communication signal (H) Input/Output - - -
80 (P) - CAN-L Input/Output - - -
81 (L) - CAN-H Input/Output - - -
82 (BR) Ground Switch ground - Ignition switch ON - 0 V
86 - Shield - - - -
87 (L) 88 (P) TEL voice signal Input Ignition switch ON During voice guide output with the TALK/PHONE switch pressed.
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
92 (R) Ground Vehicle speed signal (8-pulse) Input Ignition switch ON When vehicle speed is Approx. 40 km/h (25 MPH)
NOTE: Maximum voltage may be 12.0 V due to specifications (connected units).
G04879210Courtesy of NISSAN NORTH AMERICA, INC.
93 (V) Ground Parking brake signal Input Ignition switch ON Parking brake is ON. 4.5 V
Parking brake is OFF. 0 V
94 (BG) Ground Reverse signal Input Ignition switch ON Shift the selector lever to R position. 12.0 V
Shift the selector lever other than R position. 0 V
95 (G) Ground Ignition signal Input Ignition switch ON - Battery voltage
96 (SB) Ground Disk eject signal Input Ignition switch ON Pressing the eject switch. 0 V
Except for above. 5.0 V
108 (BR) 114 (Y) Sound signal rear RH Output Ignition switch ON Sound output.
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
109 (R) 115 (G) Sound signal front RH Output Ignition switch ON Sound output.
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
110 (V) Ground Amp. ON signal Output Ignition switch ACC - 12.0 V
111 (B) - Shield - - - -
112 (V) 118 (LG) Sound signal rear LH Output Ignition switch ON Sound output.
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
113 (P) 119 (L) Sound signal front LH Output Ignition switch ON Sound output.
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
120 (B) 124 (W) Satellite radio sound signal LH Input Ignition switch ON When satellite radio mode is selected.
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
121 (G) 125 (R) Satellite radio sound signal RH Input Ignition switch ON When satellite radio mode is selected
G04879120Courtesy of NISSAN NORTH AMERICA, INC.
122 (R) Ground Communication signal (CONT→SAT) Output Ignition switch ON When satellite radio mode is selected.
G04890037Courtesy of NISSAN NORTH AMERICA, INC.
126 - Shield - - - -
127 - Shield - - - -
128 (SB) Ground Mode change signal Output Ignition switch ON Driver's Audio Stage ON 0 V
Driver's Audio Stage OFF 8.5 V
129 (W) Ground Request signal (SAT→CONT) Input Ignition switch ON When satellite radio mode is selected.
G04890005Courtesy of NISSAN NORTH AMERICA, INC.
130 (B) Ground Communication signal (SAT→CONT) Input Ignition switch ON When satellite radio mode is selected.
G04890006Courtesy of NISSAN NORTH AMERICA, INC.
132 (G) - USB ground - - - -
133 (R) - USB D-signal - - - -
134 (W) - V BUS signal - - - -
135 (L) - USB D+ signal - - - -
136 - Shield - - - -
137 - FM sub Input - - -
138 - AM-FM main Input - - -
139 Ground Antenna amp. ON signal Input Ignition switch ACC - 12.0 V