Infiniti M45 (Y34). Manual - part 69

DTC P1716 TURBINE REVOLUTION SENSOR

AT-161

D

E

F

G

H

I

J

K

L

M

A

B

AT

Wiring Diagram — AT — TRSA/T

ACS0048I

TCWA0120E

AT-162

DTC P1716 TURBINE REVOLUTION SENSOR

TCM terminals and data are reference value. Measured between each terminal and ground.

Diagnostic Procedure

ACS0048J

1. 

CHECK INPUT SIGNALS

 With CONSULT-II

1.

Start engine.

2.

Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.

3.

Vehicle start and read out the value of “TURBINE REV”.

OK or NG

OK

>> GO TO 5.

NG

>> GO TO 2.

2. 

CHECK TURBINE REVOLUTION SENSOR

 With CONSULT-II

1.

Start engine.

2.

Check the pulse when vehicle cruises.

OK or NG

OK >> GO 

TO 

5.

NG

>> GO TO 3.

Terminal   

No.

Wire 

color

Item

Condition

Data (Approx.)

12

Y/R

Power supply 
(out)

IGN ON

–

Battery voltage

 IGN OFF

–

0V

36

L/Y

Turbine revolution 
sensor 1

When 

vehicle 
cruises

When running at 50 km/h (31 MPH) in 4th gear with the 
closed throttle position signal OFF, use the CONSULT-II 
pulse frequency measuring function.

1.3 (kHz)

45

PU

Turbine revolution 
sensor 2

When running at 20 km/h (12 MPH) in 1st gear with the 
closed throttle position signal OFF, use the CONSULT-II 
pulse frequency measuring function.

Item name

Condition 

Display value

TURBINE REV

 During driving (lock-up 
ON)

 Approximately matches 
the engine speed.

PCIA0041E

Name

Condition

Turbine revolution 
sensor 1

When running at 50 km/h (31 MPH) in 4th gear with the 
closed throttle position signal OFF, use the CONSULT-II 
pulse frequency measuring function.

CAUTION:

Connect the data link connector to the vehicle-side diag-
nosis connector.

Turbine revolution 
sensor 2

When running at 20 km/h (12 MPH) in 1st gear with the 
closed throttle position signal OFF, use the CONSULT-II 
pulse frequency measuring function.

CAUTION:

Connect the data link connector to the vehicle-side diag-
nosis connector.

Item

Connector No.

Terminal No. 

(Wire color)

Name

Data 

(Approx.) 

TCM

F104

36 (L/Y)

Turbine revolution sensor 1

1.3 (kHz)

45 (PU)

Turbine revolution sensor 2

PCIA0042E

DTC P1716 TURBINE REVOLUTION SENSOR

AT-163

D

E

F

G

H

I

J

K

L

M

A

B

AT

3. 

CHECK HARNESS BETWEEN TCM AND A/T UNIT ASSEMBLY HARNESS CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect TCM connector.

3.

Check continuity between A/T unit assembly harness connector
and TCM connector.

4.

If OK, check harness for short to ground and short to power.

5.

Reinstall any part removed.

OK or NG

OK

>> GO TO 4.

NG

>> Repair open circuit or short to ground or short to power

in harness or connectors.

4. 

CHECK TERMINAL CORD ASSEMBLY

1.

Remove oil pan. Refer to 

AT-312, "Control Valve Assembly"

 .

2.

Disconnect A/T unit assembly harness connector and control valve assembly harness connector.

3.

Check continuity between A/T unit assembly harness connector
and control valve assembly harness connector.

4.

If OK, check harness for short to ground and short to power.

5.

Reinstall any part removed.

OK or NG

OK

>> Replace the control valve assembly. Refer to 

AT-312,

"Control Valve Assembly"

 .

NG

>> Repair or replace damaged parts.

Item

Connector No.

Terminal No. 

(Wire color)

Continuity

TCM

F103

12 (Y/R)

Yes

A/T unit assembly harness 
connector

F26

1 (Y/R)

TCM

F104

36 (L/Y)

Yes

A/T unit assembly harness 
connector

F28

6 (L/Y)

TCM

F104

45 (PU)

Yes

A/T unit assembly harness 
connector

F28

7 (PU)

SCIA3071E

Item

Connector No.

Terminal No. (Wire color)

Continuity

A/T unit assembly 
harness connector

F26

1 (B)

Yes

Control valve assem-
bly harness connector

F302

8 (B)

A/T unit assembly 
harness connector

F28

6 (B/OR)

Yes

Control valve assem-
bly harness connector

F301

1 (B/OR)

A/T unit assembly 
harness connector

F28

7 (OR)

Yes

Control valve assem-
bly harness connector

F301

2 (OR)

SCIA3072E

AT-164

DTC P1716 TURBINE REVOLUTION SENSOR

5. 

CHECK DTC

Perform “DTC Confirmation Procedure”. Refer to 

AT-123, "DTC Confirmation Procedure"

 .

OK or NG

OK

>> INSPECTION END

NG

>> GO TO 6.

6. 

CHECK TCM

1.

Check TCM input/output signal. Refer to 

AT-86, "TCM Input/Output Signal Reference Values"

 .

2.

If NG, recheck TCM pin terminals for damage or loose connection with harness connector.

OK or NG

OK

>> INSPECTION END

NG

>> Repair or replace damaged parts.