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Physical Values

WARNING: This page is about a different car, the 2017 Nissan 370Z and 2016 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
Terminal No.
(Wire color)		 Description Condition Value
(Approx.)
Signal name Input/ Output
+ -
1
(W)		 Ground Battery power supply Input Ignition switch OFF Battery voltage
2
(L)		 Ground Battery power supply Input Ignition switch OFF Battery voltage
4
(V)		 Ground Front wiper LO Output Ignition switch ON Front wiper switch OFF 0 V
Front wiper switch LO Battery voltage
5
(L)		 Ground Front wiper HI Output Ignition switch ON Front wiper switch OFF 0 V
Front wiper switch HI Battery voltage
7
(R)* 3
(V)* 4		 Ground Illuminations Output Ignition switch ON Lighting switch OFF 0 V
Tail, license plate lamps & illuminations Lighting switch 1ST Battery voltage
12
(B/W)		 Ground Ground - Ignition switch ON 0 V
13
(Y)		 Ground Fuel pump power supply Output Approximately 1 second or more after turning the ignition switch ON 0 V
  • Approximately 1 second after turning the ignition switch ON
  • Engine running
 Battery voltage
16
(LG)		 Ground Front wiper auto stop Input Ignition switch ON Front wiper stop position 0 V
Any position other than front wiper stop position Battery voltage
19
(W)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
25
(G)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
27
(Y)		 Ground Ignition relay monitor Input Ignition switch OFF or ACC Battery voltage
Ignition switch ON 0 V
28
(L)		 Ground Push - button ignition switch Input Press the push - button ignition switch 0 V
Release the push - button ignition switch Battery voltage
30
(GR)		 Ground Starter relay control Input A/T models Selector lever in any position other than P or N (Ignition switch ON) 0 V
Selector lever P or N (Ignition switch ON) Battery voltage
M/T models Release the clutch pedal 0 V
Depress the clutch pedal Battery voltage
36
(G)		 Ground Battery power supply Input Ignition switch OFF Battery voltage
39
(P)		 - CAN-L Input/ Output - -
40
(L)		 - CAN-H Input/ Output - -
41
(B/W)		 Ground Ground - Ignition switch ON 0 V
42
(Y)		 Ground Cooling fan relay control Input Ignition switch OFF or ACC 0 V
Ignition switch ON 0.7 V
43* 1
(SB)		 Ground A/T shift selector
(Detention switch)		 Input Ignition switch ON
  • Press the selector button (selector lever P)
  • Selector lever in any position other than P
 Battery voltage
Release the selector button (selector lever P) 0 V
44
(W)		 Ground Horn relay control Input The horn is deactivated Battery voltage
The horn is activated 0 V
45
(G)		 Ground Anti theft horn relay control Input The horn is deactivated Battery voltage
The horn is activated 0 V
46
(V)		 Ground Starter relay control Input A/T models Selector lever in any position other than P or N (Ignition switch ON) 0 V
Selector lever P or N
(Ignition switch ON)		 Battery voltage
M/T models Release the clutch pedal 0 V
Depress the clutch pedal Battery voltage
48
(L)		 Ground A/C relay power supply Output Engine running A/C switch OFF 0 V
A/C switch ON
(A/C compressor is operating)		 Battery voltage
49
(BG)		 Ground ECM relay power supply Output Ignition switch OFF
(More than a few seconds after turning ignition switch OFF)		 0 V
  • Ignition switch ON
  • Ignition switch OFF

    (For a few seconds after turning ignition switch OFF)

 Battery voltage
51
(Y)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
53
(W)		 Ground ECM relay power supply Output Ignition switch OFF
(More than a few seconds after turning ignition switch OFF)		 0 V
  • Ignition switch ON
  • Ignition switch OFF

    (For a few seconds after turning ignition switch OFF)

 Battery voltage
54
(V)		 Ground Throttle control motor relay power supply Output Ignition switch OFF
(More than a few seconds after turning ignition switch OFF)		 0 V
  • Ignition switch ON
  • Ignition switch OFF

    (For a few seconds after turning ignition switch OFF)

 Battery voltage
55
(SB)		 Ground ECM power supply Output Ignition switch OFF Battery voltage
56
(LG)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
57
(G)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
58* 1
(P)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
69
(BR)		 Ground ECM relay control Output Ignition switch OFF
(More than a few seconds after turning ignition switch OFF)		 Battery voltage
  • Ignition switch ON
  • Ignition switch OFF

    (For a few seconds after turning ignition switch OFF)

 0 - 1.5 V
70
(BG)		 Ground Throttle control motor relay control Output Ignition switch ON → OFF 0 - 1.0 V
↓
Battery voltage
↓
0 V
Ignition switch ON 0 - 1.0 V
72
(GR)		 Ground Starter relay control Input A/T models Selector lever in any position other than P or N (Ignition switch ON) 0 V
Selector lever P or N (Ignition switch ON) Battery voltage
M/T models Release the clutch pedal 0 V
Depress the clutch pedal Battery voltage
73* 2
(GR)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
74
(G)		 Ground Ignition relay power supply Output Ignition switch OFF 0 V
Ignition switch ON Battery voltage
75
(SB)		 Ground Oil pressure switch Input Ignition switch ON Engine stopped 0 V
Engine running Battery voltage
76* 5
(Y)		 Ground Power generation command signal Output - -
77
(R)		 Ground Fuel pump relay control Output
  • Approximately 1 second after turning the ignition switch ON
  • Engine running
 0 - 1.0 V
Approximately 1 second or more after turning the ignition switch ON Battery voltage
80
(W)		 Ground Starter motor Output At engine cranking Battery voltage
83
(R)		 Ground Headlamp LO (RH) Output Ignition switch ON Lighting switch OFF 0 V
Lighting switch 2ND Battery voltage
84
(P)		 Ground Headlamp LO (LH) Output Ignition switch ON Lighting switch OFF 0 V
Lighting switch 2ND Battery voltage
86
(BG)		 Ground Daytime running light (RH) Output Daytime running light system is not operated 0 V
Daytime running light system is operated Battery voltage
87
(R)		 Ground Daytime running light (LH) Output Daytime running light system is not operated 0 V
Daytime running light system is operated Battery voltage
88
(G)		 Ground Washer pump power supply Output Ignition switch ON Battery voltage
89
(BR)		 Ground Headlamp HI (RH) Output Ignition switch ON Lighting switch OFF 0 V
  • Lighting switch HI
  • Lighting switch PASS
 Battery voltage
90
(LG)		 Ground Headlamp HI (LH) Output Ignition switch ON Lighting switch OFF 0 V
  • Lighting switch HI
  • Lighting switch PASS
 Battery voltage
91
(P)		 Ground Parking lamp (RH) Output Ignition switch ON Lighting switch OFF 0 V
Lighting switch 1ST Battery voltage
92
(BG)		 Ground Parking lamp (LH) Output Ignition switch ON Lighting switch OFF 0 V
Lighting switch 1ST Battery voltage
97
(V)		 Ground Cooling fan control Output Engine idling 0 - 5 V
104
(LG)		 Ground Hood switch Input Close the hood Battery voltage
Open the hood 0 V

* 1: A/T models only

* 2: M/T models only

* 3: Coupe models

* 4: Roadster models

* 5: The harness is connected, but not used.

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