Toyota Tundra Service Manual: Installation

INSTALLATION

PROCEDURE

1. INSPECT SPIRAL CABLE SUB-ASSEMBLY

(a) Check that the spiral cable sub-assembly is center position.

OK:

The connector is at the top.

The matchmarks are aligned.

The top of the flat cable U-turn can be checked from the check window.

Text in Illustration

*a

Check Window

*b

Matchmark

*c

Top of Flat Cable U-turn

(b) If the spiral cable sub-assembly is not centered, center it.

NOTICE:

Failure to observe the following precautions may result in damage to the spiral cable sub-assembly.

  • Do not turn the spiral cable sub-assembly using the airbag wire harness.
  • Do not forcibly rotate the part.

(1) Make sure to rotate the spiral cable sub-assembly counterclockwise slowly by hand until it stops.

CAUTION:

Make sure to rotate the spiral cable sub-assembly counterclockwise. If rotated clockwise, it may be damaged or centering may no longer be possible.

Text in Illustration

Counterclockwise

(c) If the spiral cable sub-assembly stops rotating and the connector has moved past the bottom, return the connector to the bottom as shown in the illustration.

(d) Rotate the spiral cable sub-assembly clockwise approximately 2.5 times to move the connector from the bottom to the top.

NOTICE:

If the connector is rotated clockwise from the bottom 5 times or more, the spiral cable sub-assembly may be damaged.

Text in Illustration

Clockwise

(e) Check that the spiral cable sub-assembly is center position.

Text in Illustration

*a

Check Window

*b

Matchmark

*c

Top of Flat Cable U-turn

OK:

The connector is at the top.

The matchmarks are aligned.

The the top of the flat cable U-turn can be checked from the check window.

HINT:

If the spiral cable sub-assembly cannot be centered, it is possible that the spiral cable sub-assembly is broken. Replace the spiral cable sub-assembly with a new one.

2. INSTALL SPIRAL CABLE SUB-ASSEMBLY

NOTICE:

When replacing the spiral cable sub-assembly with a new one, remove the lock pin before installing the steering wheel.

Text in Illustration

*a

Lock Pin

(a) Check that the ignition switch is off.

(b) Check that the cable is disconnected from the negative (-) battery terminal.

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

(c) Check that the front wheels are facing straight ahead.

(d) Set the turn signal switch to the neutral position.

NOTICE:

If it is not in the neutral position, the turn signal switch cancel ratchet may snap.

(e) Attach the 3 claws to install the spiral cable sub-assembly.

(f) Connect the connectors to the spiral cable sub-assembly.

NOTICE:

When handling the airbag connector, take care not to damage the airbag wire harness.

3. INSTALL UPPER STEERING COLUMN COVER

4. INSTALL LOWER STEERING COLUMN COVER

5. ADJUST SPIRAL CABLE

(a) Check that the ignition switch is off.

(b) Check that the cable is disconnected from the negative (-) battery terminal.

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

(c) Check that the spiral cable sub-assembly is center position.

OK:

The connector is at the top.

The matchmarks are aligned.

The top of the flat cable Uturn can be checked from the check window.

Text in Illustration

*a

Check Window

*b

Top of Flat Cable U-turn

(d) If the spiral cable sub-assembly is not centered, center it.

NOTICE:

Failure to observe the following precautions may result in damage to the spiral cable sub-assembly.

  • Do not turn the spiral cable sub-assembly using the airbag wire harness.
  • Do not forcibly rotate the part.

(1) Make sure to rotate the spiral cable sub-assembly counterclockwise slowly by hand until it stops.

NOTICE:

Make sure to rotate the spiral cable sub-assembly counterclockwise. If rotated clockwise, it may be damaged or centering may no longer be possible.

Text in Illustration

Counterclockwise

(e) If the spiral cable sub-assembly stops rotating and the connector has moved past the bottom, return the connector to the bottom as shown in the illustration.

(f) Rotate the spiral cable sub-assembly clockwise approximately 2.5 times to move the connector from the bottom to the top.

NOTICE:

If the connector is rotated clockwise from the bottom 5 times or more, the spiral cable sub-assembly may be damaged.

Text in Illustration

Clockwise

(g) Check that the spiral cable sub-assembly is center position.

OK:

The connector is at the top.

The matchmarks are aligned.

The top of the flat cable U-turn can be checked from the check window.

Text in Illustration

*a

Check Window

*b

Top of Flat Cable U-turn

NOTICE:

If the spiral cable sub-assembly cannot be centered, it is possible that the spiral cable sub-assembly is broken. Replace the spiral cable sub-assembly with a new one.

6. INSTALL STEERING WHEEL ASSEMBLY

7. INSTALL STEERING PAD

8. INSTALL LOWER NO. 3 STEERING WHEEL COVER

9. INSTALL LOWER NO. 2 STEERING WHEEL COVER

10. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

NOTICE:

When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page ).

11. INSPECT STEERING PAD

12. CHECK SRS WARNING LIGHT

(a) Check the SRS warning light (see page ).

    Inspection

    Removal

    See More:

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