Physical Values

WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.

Terminal (Wire color)

Description

Condition

Reference value (Approx.)

Signal name

Input/Output

1 (O)

2 (LG)

Sound signal front door woofer RH

Output

Ignition switch ON

Sound output

5 (R)

6 (L)

Sound signal front door woofer LH

Output

Ignition switch ON

Sound output

7 (B/R)

Ground

Ignition switch ON

0 V

10 (V)

Ground

Battery power supply

Input

Ignition switch OFF

Battery voltage

11 (G)

Ground

Battery power supply

Input

Ignition switch OFF

Battery voltage

12 (B/R)

Ground

Ignition switch ON

0 V

13 (R/L)

8 (P/L)

Sound signal rear woofer

Output

Ignition switch ON

Sound output

14 (B)

9 (W)

Sound signal front door squawker & tweeter RH

Output

Ignition switch ON

Sound output

16 (G)

29 (R)

Sound signal rear door speaker LH

Output

Ignition switch ON

Sound output

17 (W)

18 (B)

Sound signal front door squawker & tweeter LH

Output

Ignition switch ON

Sound output

24 (R)

35 (G)

Sound signal rear door speaker RH

Output

Ignition switch ON

Sound output

31 (V)

30 (P)

Sound signal center speaker

Output

Ignition switch ON

Sound output

54 (R)⁽¹⁾ (LG)⁽²⁾

AV communication signal (L)

Input/Output

55 (R)⁽¹⁾ (LG)⁽²⁾

AV communication signal (L)

Input/Output

56 (V)

Ground

ACC power supply

Input

Ignition switch ACC

12.0 V

58 (O)

Ground

Engine type signal (V8)

Input

Ignition switch ON

0 V

63 (L)

43 (LG)

Rear microphone signal

Input

Ignition switch ON

When inputting interior sound

64 (LG)

44 (B/Y)

Voice guidance signal

Input

Ignition switch ON

Sound output

65 (W)

45 (B)

Sound signal front LH

Input

Ignition switch ON

Sound output

66 (R)

46 (L)

Sound signal front RH

Input

Ignition switch ON

Sound output

72 (Y)

52 (BR)

Front microphone signal

Input

Ignition switch ON

When inputting interior sound

74 (G)⁽¹⁾ (SB)⁽²⁾

AV communication signal (H)

Input/Output

75 (G)⁽¹⁾ (SB)⁽²⁾

AV communication signal (H)

Input/Output

76 (P)

Ground

Step lamp signal

Input

Ignition switch ON

When opened any doors.

0 V

When closed all doors.

12.0 V

78 (SB)

Ground

Engine speed signal

Input

Ignition switch ON

Idle speed

Shield

⁽¹⁾	With VQ37 engine

⁽²⁾	With VK56 engine