Toyota Tundra. Manual — part 2714

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

HINT:

Limit positions can be confirmed on the screen of the intelligent tester or Techstream.

DETECTION CONDITION AND TROUBLE AREA TABLE

WIRING DIAGRAM

Fig. 30: Identifying Telescopic Position Sensor Or Telescopic Motor Circuit Malfunction - Wiring
Diagram
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

INSPECTION PROCEDURE

HINT:

The wire harness between the multiplex tilt and telescopic ECU and telescopic motor is provided with the

DTC

Code

Detection Condition

Trouble Area

B2611

Telescopic operation stops within the operation
range while operating.



Harness or connector



Telescopic position sensor or
telescopic motor



Multiplex tilt and telescopic ECU

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra

steering column assembly.

1. PERFORM ACTIVE TEST USING TECHSTREAM (TELESCO SHORT/LONG)

a. Select the Active Test, use the Techstream to generate a control command, and then check that the

steering column contracts and extends.

Fig. 31: Identifying Steering Column Contracts & Extends
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Tilt & Telescopic

TILT AND TELESCOPIC - ACTIVE TEST TABLE

Result

RESULT REFERENCE TABLE

B: Go to step 3

A: Go to next step.

2. CHECK TELESCOPIC MOTOR

a. Disconnect connector A from the multiplex tilt and telescopic ECU.

b. Apply 12 V battery voltage to the multiplex tilt and telescopic ECU connector. Then check the

steering wheel telescopic operation.

Tester Display

Test Part

Control Range Diagnostic Note

Telesco operation Telescopic operation LONG/SHORT

-

Result

Proceed to

The steering column does not contract (extend).

A

The steering column contracts (extends).

B

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra

Fig. 32: Identifying Multiplex Tilt & Telescopic ECU Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK:

BATTERY VOLTAGE SPECIFICATION TABLE

NG: REPLACE STEERING COLUMN ASSEMBLY (See STEERING COLUMN ASSEMBLY
(for Power Tilt and Power Telescopic Steering Column) )

OK: REPLACE MULTIPLEX TILT AND TELESCOPIC ECU (See MULTIPLEX TILT AND
TELESCOPIC ECU (for Power Tilt and Power Telescopic Steering Column) )

3. CHECK MULTIPLEX TILT AND TELESCOPIC ECU (VCE TERMINAL VOLTAGE)

a. Measure the voltage according to the value (s) in the table below.

Standard Voltage

STANDARD VOLTAGE SPECIFICATION TABLE

Measurement Condition

Specified Condition

12 V battery positive (+) lead
--> Terminal A-2 (TEM+)
12 V battery negative (-) lead
--> Terminal A-6 (TEM-)

The steering column contracts.

12 V battery positive (+) lead
--> Terminal A-6 (TEM-)
12 V battery negative (-) lead
--> Terminal A-2 (TEM+)

The steering column extends

Tester Connection Switch Condition Specified Condition

A-3 (VCE) - A-5 (E2) Ignition switch ON

8 to 16 V

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra

Fig. 33: Identifying Multiplex Tilt & Telescopic ECU Connector Terminal
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: Go to step 5

OK: Go to next step.

4. CHECK TELESCOPIC POSITION SENSOR

a. Measure the voltage according to the value (s) in the table below.

Standard Voltage

STANDARD VOLTAGE SPECIFICATION TABLE

Tester Connection

Condition

Specified Condition

A-4 (TES) - A-5 (E2) Telescopic steering contracted or extended

Pulse generation

High: 8 to 16 V

Low: Below 1 V

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra