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Home >> Nissan-Datsun >> 2008 >> Sentra SE-R >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Continuously Variable Transmission (CVT) >> Trouble Diagnosis >> TCM Input/Output Signal Reference Values >> Terminals And Reference Values For TCM
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Terminals And Reference Values For TCM

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

TERMINALS AND REFERENCE VALUES CHART

Terminal Wire color Item Condition Data (Approx.)
1 W/B PNP switch "R" position
G04927010Courtesy of NISSAN MOTOR CO., U.S.A.
Selector lever in "R" position. Battery voltage
When setting selector lever to other positions 0 V
2 P/B PNP switch "N" position Selector lever in "N" position Battery voltage
When setting selector lever to other positions 0 V
3 G/O PNP switch "D" position Selector lever in "D" position Battery voltage
When setting selector lever to other positions 0 V
4 GR PNP 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 PNP switch "P" position
G04927011Courtesy of NISSAN MOTOR CO., U.S.A.
Selector lever in "P" position Battery voltage
When setting selector lever to other positions 0 V
13 V CVT fluid temperature sensor
G04927012Courtesy of NISSAN MOTOR CO., U.S.A.
When CVT fluid temperature is 20°C (68°F) 2.0 V
When CVT fluid temperature is 80°C (176°F) 1.0 V
14 LG Transmission fluid pressure sensor B (Primary pressure sensor)
G04927013Courtesy of NISSAN MOTOR CO., U.S.A.
"N" position idle 0.7 - 3.5 V
15 V/W Transmission fluid pressure sensor A (Secondary pressure sensor)
G04927014Courtesy of NISSAN MOTOR CO., U.S.A.
"N" position idle 1.0 V
25 W/R Sensor ground Always 0 V
26 L/O Sensor power
G04927015Courtesy of NISSAN MOTOR CO., U.S.A.
- 5.0 V
G04927016Courtesy of NISSAN MOTOR CO., U.S.A.
- 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-III.*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 Input speed sensor (Primary speed sensor)
G04927017Courtesy of NISSAN MOTOR CO., U.S.A.
When driving ["L" position, 20 km/h (12 MPH)]. 890 Hz
34 W Output speed sensor (Secondary speed sensor)
G04927018Courtesy of NISSAN MOTOR CO., U.S.A.
When driving ["D" position, 20 km/h (12 MPH)]. 460 Hz
37 L/W Lock up select solenoid valve
G04927019Courtesy of NISSAN MOTOR CO., U.S.A.
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
G04927020Courtesy of NISSAN MOTOR CO., U.S.A.
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 Pressure control solenoid valve B (Secondary pressure solenoid valve)
G04927021Courtesy of NISSAN MOTOR CO., U.S.A.
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 Pressure control solenoid valve A (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
G04927022Courtesy of NISSAN MOTOR CO., U.S.A.
- Battery voltage
G04927023Courtesy of NISSAN MOTOR CO., U.S.A.
- 0 V
47 Y/R Power supply (memory back-up) Always Battery voltage
48 Y Power supply
G04927024Courtesy of NISSAN MOTOR CO., U.S.A.
- Battery voltage
G04927025Courtesy of NISSAN MOTOR CO., U.S.A.
- 0 V