Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (w/o Jam Protection Function)

(a) Apply battery voltage to connector terminals 1 and 2.

(b) Apply battery voltage to the regulator motor and check the operation of the front power window regulator motor assembly LH.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 1

Battery negative (-) → 2

Motor gear rotates counterclockwise

Battery positive (+) → 2

Battery negative (-) → 1

Motor gear rotates clockwise

  • If the result is not as specified, replace the front power window regulator motor assembly LH. Text in Illustration

    *1

    Motor Gear

    *a

    Component without harness connected

    (Front Power Window Regulator Motor Assembly LH)

    *b

    Clockwise

    *c

    Counterclockwise

2. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (w/ Jam Protection Function)

NOTICE:

  • Do not apply positive (+) battery voltage to any terminals except terminal 2, to avoid damaging the pulse sensor inside the motor.
  • Reset the power window regulator motor (initialize the pulse sensor) after installing the power window regulator motor and regulator assembly to the door.

(a) Apply battery voltage to the regulator motor and check the operation of the front power window regulator motor assembly LH.

OK:

Measurement Condition

Motor Condition

Specified Condition

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1, 4 and 10

Auto

Motor gear rotates clockwise

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1, 4 and 7

Motor gear rotates counterclockwise

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1 and 10

Manual

Motor gear rotates clockwise

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1 and 7

Motor gear rotates counterclockwise

If the result is not as specified, replace the front power window regulator motor assembly LH.

Text in Illustration

*1

Motor Gear

*a

Component without harness connected

(Front Power Window Regulator Motor Assembly LH)

*b

Clockwise

*c

Counterclockwise

3. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (w/o Jam Protection Function)

(a) Apply battery voltage to connector terminals 1 and 2.

(b) Apply battery voltage to the regulator motor and check the operation of the front power window regulator motor assembly RH.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 1

Battery negative (-) → 2

Motor gear rotates clockwise

Battery positive (+) → 2

Battery negative (-) → 1

Motor gear rotates counterclockwise

  • If the result is not as specified, replace the front power window regulator motor assembly RH. Text in Illustration

    *1

    Motor Gear

    *a

    Component without harness connected

    (Front Power Window Regulator Motor Assembly RH)

    *b

    Clockwise

    *c

    Counterclockwise

4. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (w/ Jam Protection Function)

NOTICE:

  • Do not apply positive (+) battery voltage to any terminals except terminal 2, to avoid damaging the pulse sensor inside the motor.
  • Reset the power window regulator motor (initialize the pulse sensor) after installing the power window regulator motor and regulator assembly to the door.

(a) Apply battery voltage to the regulator motor and check the operation of the front power window regulator motor assembly RH.

OK:

Measurement Condition

Motor Condition

Specified Condition

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1, 4 and 7

Auto

Motor gear rotates clockwise

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1, 4 and 10

Motor gear rotates counterclockwise

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1 and 7

Manual

Motor gear rotates clockwise

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1 and 10

Motor gear rotates counterclockwise

If the result is not as specified, replace the front power window regulator motor assembly RH.

Text in Illustration

*1

Motor Gear

*a

Component without harness connected

(Front Power Window Regulator Motor Assembly RH)

*b

Clockwise

*c

Counterclockwise

    Components

    Installation

    See More:

    Toyota Tundra Service Manual > Steering Column Assembly(for Manual Tilt And Manual Telescopic Steering Column): Removal
    REMOVAL CAUTION / NOTICE / HINT CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing the steering column (See page ). PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting tim ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0293