LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 179 (Power Window Control System) >> Roadster >> Ecu Diagnosis Information >> Soft Top Control Unit >> Reference Value >> Physical Values
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Physical Values

WARNING: This page is about a different car, the 2011 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
TERMINALS REFERENCE

Terminal No. (Wire color) Description Condition Value (Approx.)
+ - Signal name Input/Output
1 (BR) Ground Sensor power supply (Roof striker sensor LH) Output [Engine is running] 12 V
3 (DG) Ground Roof striker sensor RH Input [Engine is running]
  • Roof lock assembly
 Hooked 0.8 V
Released 3.0 V
4 (W) Ground Roof striker sensor LH Input [Engine is running]
  • Roof lock assembly
 Hooked 0.8 V
Released 3.0 V
8 (Y) Ground Back up lamp signal Input [Ignition switch: ON]
  • Shift position
 R position Battery voltage
Other than above 0 V
9 (SB) Ground Power source (Power window) Input [Ignition switch: OFF] Battery voltage
10 (O) Ground Trunk lid open request signal (BCM) Input [Ignition switch: ON]
  • Trunk opener
 Operate 0 V → Battery voltage → 0 V
Other than above 0 V
11 (O) Ground Roof status signal (Indicator lamp) Output [Engine is running]
  • Soft top indicator lamp
 Illuminate 0 V
Not illuminate Battery voltage
12 (SB) Ground Roof status signal (Audio) Output [Engine is running]
  • Soft top system
 Fully open 9.5 V
Other than above 0 V
14 (L) Ground Roof open/close switch (Close) Input [Engine is running]
  • Close switch
 Pressed 0 V
Released Battery voltage
15 (LG) Ground Roof open/close switch (Open) Input [Engine is running]
  • Open switch
 Pressed 0 V
Released Battery voltage
16 (V) Ground Trunk room lamp switch Input [Ignition switch: ON]
  • Trunk lid
 Open 0 V
Other than above Battery voltage
17 (BG) Ground CAN-H Input/Output - -
18 (P) Ground CAN-L Input/Output - -
19 (LG) Ground Local communication (Power window) Input/Output -
G07102118Courtesy of NISSAN MOTOR CO., U.S.A.
20 (V) Ground Local communication (BCM) Input/Output -
G07102119Courtesy of NISSAN MOTOR CO., U.S.A.
21 (BR) Ground Sensor power supply (Roof striker sensor RH) Output [Engine is running] 12 V
29 (DG) Ground Ground - - -
35 (P) Ground Ground (Roof open/close switch) - - -
41 (DG) Ground Trunk lid opener actuator Output Trunk lid opener Operate 0 V → Battery voltage → 0 V
Stop 0 V
48 (R) Ground Power source (Rear window defogger) Input [Engine is running]
  • Rear window defogger
 Active Battery voltage
Not active 0 V
49 (R) Ground Power source (Rear window defogger) Input [Engine is running]
  • Rear window defogger
 Active Battery voltage
Not active 0 V
53 (R) Ground Power source (Roof) Input [Engine is running] Battery voltage
54 (B) Ground Ground (Roof) - - -
56 (W) Ground 5th bow latch close sensor Input [Engine is running]
  • 5th bow latch
 Lock 0.8 V
Other than above 3.0 V
57 (G) Ground 5th bow latch open sensor Input [Engine is running]
  • 5th bow latch
 Unlock 0.8 V
Other than above 3.0 V
58 (LG) Ground Storage lid status sensor RH (Open) Input [Engine is running]
  • Storage lid
 Full open 0.8 V
Other than above 3.0 V
59 (W) Ground Storage lid status sensor RH (Close) Input [Engine is running]
  • Storage lid
 Full close 0.8 V
Other than above 3.0 V
60 (DG) Ground Storage lid status sensor LH (Open) Input [Engine is running]
  • Storage lid
 Full open 0.8 V
Other than above 3.0 V
61 (Y) Ground Roof status sensor RH (Close) Input [Engine is running]
  • Soft top
 Raised 0.8 V
Other than above 3.0 V
66 (L) Ground Roof status sensor LH (Open) Input [Engine is running]
  • Soft top
 Lowered 0.8 V
Other than above 3.0 V
68 (P) Ground 5th bow status sensor RH Input [Engine is running]
  • 5th bow
 Raised 0.8 V
Other than above 3.0 V
69 (V) Ground Roof status sensor LH (Close) Input [Engine is running]
  • Soft top
 Raised 0.8 V
Other than above 3.0 V
70 (O) Ground 5th bow status sensor LH Input [Engine is running]
  • 5th bow
 Lowered 0.8 V
Other than above 3.0 V
71 (SB) Ground Roof latch lock sensor Input [Engine is running]
  • Roof lock assembly
 Lock 0.8 V
Other than above 3.0 V
72 (W/R) Ground Hydraulic pump temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with hydraulic pump temperature.
73 (R) Ground Hydraulic pump relay 2 ON signal Input [Engine is running]
  • Hydraulic pump motor (Right rotation)
 Active 12 V
Inactive 0 V
74 (R/B) Ground Hydraulic pump relay 1 ON signal Input [Engine is running]
  • Hydraulic pump motor (Left rotation)
 Active 12 V
Inactive 0 V
75 (BR) Ground Sensor power supply (Roof status sensor LH//5th bow latch open sensor/5th bow latch close sensor/5th bow striker sensor) Output [Engine is running] 12 V
76 (L) Ground 5th bow striker sensor Input [Engine is running]
  • 5th bow striker
 Hooked 0.8 V
Released 3.0 V
92 (BG) Ground Sensor ground (Hydraulic pump temperature sensor) - - -
93 (BR) Ground Sensor power supply (Roof status sensor RH/Storage lid status sensor RH) Output [Engine is running] 12 V
94 (BR) Ground Sensor power supply (Roof latch lock sensor/5th bow status sensor LH) Output [Engine is running] 12 V
95 (BR) Ground Sensor power supply (Storage lid status sensor/5th bow status sensor RH) Output [Engine is running] 12 V
96 (W) Ground Switching valve 4 Output [Engine is running]
  • Switching valve 4
 Active 12 V
Inactive 0 V
97 (LG) Ground Switching valve 3 Output [Engine is running]
  • Switching valve 3
 Active 12 V
Inactive 0 V
98 (L) Ground Switching valve 2 Output [Engine is running]
  • Switching valve 2
 Active 12 V
Inactive 0 V
99 (O) Ground Switching valve 1 Output [Engine is running]
  • Switching valve 1
 Active 12 V
Inactive 0 V
100 (BR) Ground Hydraulic pump relay 2 Output [Engine is running]
  • Hydraulic pump motor (Right rotation)
 Active 12 V
Inactive 0 V
101 (SB) Ground Hydraulic pump relay 1 Output [Engine is running]
  • Hydraulic pump motor (Left rotation)
 Active 12 V
Inactive 0 V
102 (P) Ground Switching valve 5 Output [Engine is running]
  • Switching valve 5
 Active 12 V
Inactive 0 V
103 (B) Ground Hydraulic unit ground - - -
104 (R) Ground Rear window defogger power supply Output [Engine is running]
  • Rear window defogger
NOTE: Roof is fully closed.
 Active Battery voltage
Not active 0 V
111 (R) Ground Rear window defogger power supply Output [Engine is running]
  • Rear window defogger
NOTE: Roof is fully closed.
 Active Battery voltage
Not active 0 V
scientia non olet · About LEMON Manuals