Toyota Tundra. Manual — part 2836

Fig. 101: Identifying D74 ECM Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

B: OK (for 3UR-FE) (See REMOVAL )

C: OK (for 3UR-FBE) (See REMOVAL )

3. INSPECT SHIFT SOLENOID VALVE SR

a. Remove shift solenoid valve SR.

b. Measure the resistance according to the value (s) in the table below.

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION TABLE

c. Connect the battery's positive (+) lead to the terminal of the solenoid valve connector, and the

negative (-) lead to the solenoid valve body. Then check that the valve moves and makes an
operating noise.

OK: Valve moves and makes an operating noise.

OK (for 3UR-FE)

B

OK (for 3UR-FBE)

C

Tester Connection

Condition

Specified

Condition

Shift solenoid valve SR connector terminal - Shift solenoid valve
SR body

20°C (68°

F)

11 to 15 ohms

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra

Fig. 102: Identifying Shift Solenoid Valve SR
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE SHIFT SOLENOID VALVE SR (See DISASSEMBLY )

OK: REPAIR OR REPLACE NO. 1 TRANSMISSION WIRE (See REMOVAL )

DTC P2716: PRESSURE CONTROL SOLENOID "D" ELECTRICAL (SHIFT SOLENOID VALVE
SLT)

DESCRIPTION

Refer to DESCRIPTION .

DTC DETECTION CONDITION TABLE

Reference: Inspect using an oscilloscope.

Check the waveform of the ECM connector.

Standard

WAVEFORM REFERENCE TABLE

DTC

Code

DTC Detection Condition

Trouble Area

P2716

Conditions (a) or (b) below are detected for 1 sec. or
more. (1 trip detection logic)

a. SLT - terminal: 0 V

b. SLT - terminal: 12 V



Open or short in shift solenoid
valve SLT circuit



Shift solenoid valve SLT



ECM

Terminal No. (Symbol)

Tool Setting

Condition

Specified Condition

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra

Fig. 103: Identifying Waveform
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

MONITOR DESCRIPTION

When an open or short in the shift solenoid valve SLT circuit is detected, the ECM interprets this as a fault. The
ECM will turn on the MIL and store the DTC.

MONITOR STRATEGY

MONITOR STRATEGY TABLE

TYPICAL ENABLING CONDITIONS

All

TYPICAL ENABLING CONDITIONS TABLE

TYPICAL MALFUNCTION THRESHOLDS

TYPICAL MALFUNCTION THRESHOLDS TABLE

D74-9 (SLT+) - D74-8
(SLT-)

5 V/DIV., 1 msec./ DIV.

Engine is idling

Refer to Fig. 103

Related DTCs

P2716: Shift solenoid valve SLT/Range check

Required sensors/Components

Shift solenoid valve SLT

Frequency of operation

Continuous

Duration

1 sec.

MIL operation

Immediately

Sequence of operation

None

The monitor will run whenever the following DTCs are not
stored

None

Solenoid current cut status

Not cut

Battery voltage

11 V or more

Ignition switch

ON

Starter

OFF

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra

COMPONENT OPERATING RANGE

COMPONENT OPERATING RANGE TABLE

WIRING DIAGRAM

Fig. 104: Identifying Pressure Control Solenoid Wiring Diagram
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

INSPECTION PROCEDURE

1. INSPECT NO. 1 TRANSMISSION WIRE (SHIFT SOLENOID VALVE SLT)

a. Disconnect the D63 No. 1 transmission wire connector.

b. Measure the resistance according to the value (s) in the table below.

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION TABLE

Solenoid status from MIC

Failure

Output signal duty

Less than 100%

Tester Connection

Condition Specified Condition

13 (SLT+) - 5 (SLT-)

20°C (68°F)

5.0 to 5.6 ohms

13 (SLT+) - Body ground

Always

10 kohms or higher

5 (SLT-) - Body ground

Always

10 kohms or higher

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra