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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (Base Audio Without Navigation) >> Ecu Diagnosis Information >> Active Noise Control Unit >> Reference Value >> Physical Values
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Physical Values

Terminal (Wire color) Description Condition Reference value (Approx.)
+ - Signal name Input/Output
1 (B/R) Ground Ground - Ignition switch OFF - 0 V
2 (Y) Ground Battery power supply Input Ignition switch OFF - Battery voltage
3 (Y) 12 (L) Sound signal front LH Input Ignition switch ON Sound output
G04879120
4 (V) 13 (GR) Sound signal front RH Input Ignition switch ON Sound output
G04879120
5 (LG) 14 (W) Sound signal rear LH Input Ignition switch ON Sound output
G04879120
6 (O) 15 (SB) Sound signal rear RH Input Ignition switch ON Sound output
G04879120
8 (W) 17 (B) Sound signal front door speaker LH Output Ignition switch ON Sound output
G04879120
9 (B) 18 (W) Sound signal front door speaker RH Output Ignition switch ON Sound output
G04879120
10 (G) 19 (R) Sound signal rear door speaker LH Output Ignition switch ON Sound output
G04879120
11 (R) 20 (G) Sound signal rear door speaker RH Output Ignition switch ON Sound output
G04879120
23 (Y) 31 (BR) Front microphone signal Input Ignition switch ON When inputting interior sound
G04879120
24 (L) 32 (LG) Rear microphone signal Input Ignition switch ON When inputting interior sound
G04879120
25 (P) Ground Step lamp signal Input Ignition switch ON When anything door open 0 V
Ignition switch ON All doors are closed 12.0 V
27 (O) Ground Engine type signal Input Ignition switch ON - 0 V
33 (SB) Ground Engine speed output signal Input Ignition switch ON Idle speed
G05729712
36 (V) Ground ACC power supply Input Ignition switch ACC - Battery voltage
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