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Home >> Infiniti >> 2013 >> EX37 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (Base Audio 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
2 (BR) 3 (R) Sound signal front LH Output Ignition switch ON Sound output.
G08998720
4 (LG) 5 (L) Sound signal rear door speaker LH Output Ignition switch ON Sound output.
G08998721
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 HANDSFREE/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
11 (L) 12 (W) Sound signal front RH Output Ignition switch ON Sound output.
G08998722
13 (L) 14 (P) Sound signal rear door speaker RH Output Ignition switch ON Sound output.
G08998723
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 -
G08998724
39 (BR) Ground Communication signal (DISP→CONT) Input Ignition switch ON When adjusting display brightness.
G08998725
40 (B) Ground RGB area (YS) signal Output Ignition switch ON At RGB image is displayed. 5.0 V
At camera image is displayed.
G08998726
41 - Shield - - - -
42 (W) Ground RGB synchronizing signal Output Ignition switch ON -
G08998727
43 (G) 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.
G08998728
44 (L) 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.
G08998729
45 (P) 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.
G08998730
46 (V) 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.
G08998731
48 (Y) Ground Inverter VCC Output Ignition switch ACC - 8.8 V
49 (BR) Ground Inverter ground - Ignition switch OFF - 0 V
50 (G) Ground Vertical synchronizing (VP) signal Input Ignition switch ON -
G08998732
51 (Y) Ground Communication signal (CONT→DISP) Output Ignition switch ON When adjusting display brightness.
G08998733
52 - Shield - - - -
57 - Shield - - - -
58 - Shield - - - -
62 (W) Ground Camera image signal Input Ignition switch ON At camera image is displayed.
G08998734
71 - Shield - - - -
72 (W) Ground Camera ground - Ignition switch ON - 0 V
73 (R) Ground Camera power supply Output Ignition switch ON At rear view camera image is displayed. 6.0 V
Except for above. 0 V
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 (B) 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 HANDSFREE/PHONE switch pressed.
G08998735
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).
G08998736
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 (Y) Ground Disk eject signal Input Ignition switch ON Pressing the eject switch. 0 V
Except for above. 5.0 V
120 (B) 124 (W) Satellite radio sound signal LH Input Ignition switch ON When satellite radio mode is selected.
G08998737
121 (G) 125 (R) Satellite radio sound signal RH Input Ignition switch ON When satellite radio mode is selected
G08998738
122 (B) Ground Communication signal (CONT→SAT) Output Ignition switch ON When satellite radio mode is selected.
G08998739
126 - Shield - - - -
127 - Shield - - - -
129 (W) Ground Request signal (SAT→CONT) Input Ignition switch ON When satellite radio mode is selected.
G08998740
130 (R) Ground Communication signal (SAT→CONT) Input Ignition switch ON When satellite radio mode is selected.
G08998741
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 ON - 12.0 V