LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2012 >> Sentra SE-R >> Repair and Diagnosis >> Transmission >> Automatic Transmission (CVT) >> Service Information >> Trouble Diagnosis >> TCM Input/Output Signal Reference Value >> Terminals And Reference Values For TCM
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Terminals And Reference Values For TCM

Data are reference values and are measured between each terminal and ground.

Terminal Wire color Item Condition Data (Approx.)
1 W/B Transmission range switch "R" position
G08180723
Selector lever in "R" position. Battery voltage
When setting selector lever to other positions 0 V
2 P/B Transmission range switch "N" position Selector lever in "N" position Battery voltage
When setting selector lever to other positions 0 V
3 G/O Transmission range switch "D" position Selector lever in "D" position Battery voltage
When setting selector lever to other positions 0 V
4 GR Transmission range switch "L" position Selector lever in "L" position Battery voltage
When setting selector lever to other positions 0 V
5 B Ground Always 0 V
6 P/L K-LINE - -
7 W/R Sensor ground Always 0 V
8 G/W ROM assembly - -
9 L/R ROM assembly - -
10 BR/R ROM assembly - -
11 BR/W Transmission range switch "P" position
G08180724
Selector lever in "P" position Battery voltage
When setting selector lever to other positions 0 V
13 V CVT fluid temperature sensor
G08180725
When CVT fluid temperature is 20°C (68°F) 2.0 V
When CVT fluid temperature is 80°C (176°F) 1.0 V
15 V/W Secondary pressure sensor
G08180726
"N" position idle 1.0 V
25 W/R Sensor ground Always 0 V
26 L/O Sensor power
G08180727
- 5.0 V
G08180728
- 0V
27 R/G Step motor D Within 2 seconds after ignition switch ON, the time measurement by using the pulse width measurement function (Hi level) of CONSULT.*1
CAUTION: Connect the diagnosis data link cable to the vehicle diagnosis connector.

*1: A circuit tester cannot be used to test this item.
10.0 msec
28 R Step motor C 30.0 msec
29 O/B Step motor B 10.0 msec
30 G/R Step motor A 30.0 msec
31 P CAN-L - -
32 L CAN-H - -
33 LG/R Primary speed sensor
G08180729
When driving ["L" position, 20 km/h (12 MPH)]. 880 Hz
34 W Secondary speed sensor
G08180730
When driving ["D" position, 20 km/h (12 MPH)]. 430 Hz
37 L/W Lock-up select solenoid valve
G08180731
Selector lever in "P" or "N" positions Battery voltage
Wait at least for 5 seconds with the selector lever in "R", "D" or "L" positions 0 V
38 G Torque converter clutch solenoid valve
G08180732
When vehicle cruises in "D" position. When CVT performs lock-up. 6.0 V
When CVT does not perform lock-up. 1.5 V
39 W/G Secondary pressure solenoid valve
G08180733
Release your foot from the accelerator pedal. 5.0 - 7.0 V
Press the accelerator pedal all the way down. 3.0 - 4.0 V
40 R/Y Line pressure solenoid valve Release your foot from the accelerator pedal. 5.0 - 7.0 V
Press the accelerator pedal all the way down. 1.0 V
42 B Ground Always 0 V
45 Y/R Power supply (memory backup) Always Battery voltage
46 Y Power supply
G08180734
- Battery voltage
G08180735
- 0 V
47 Y/R Power supply (memory backup) Always Battery voltage
48 Y Power supply
G08180736
- Battery voltage
G08180737
- 0 V