Toyota Sienna Service Manual: Parking Brake Switch Circuit

Toyota Sienna Service Manual: Parking Brake Switch Circuit

DESCRIPTION

This circuit is from the parking brake switch to the radio and navigation assembly.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK BRAKE WARNING LIGHT

  1. Check that the brake warning light comes on when the parking brake is applied and goes off when it is released.

OK: The brake warning light operates as specified above.

2 INSPECT PARKING BRAKE SWITCH

INSPECT PARKING BRAKE SWITCH

  1. Disconnect the parking brake switch.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

3 CHECK HARNESS AND CONNECTOR (PARKING BRAKE SWITCH - RADIO AND NAVIGATION ASSEMBLY)

 CHECK HARNESS AND CONNECTOR

  1. Disconnect the radio and navigation assembly connector R12 and parking brake switch connector P6.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Illumination Circuit
DESCRIPTION Power is supplied to the radio and navigation assembly and steering pad switch illumination when the light control switch is in the TAIL or HEAD position. WIRING DIAGRAM INSPECTI ...
Speaker Circuit
DESCRIPTION The sound signal that has been amplified by the stereo component amplifier is sent to the speakers from the stereo component amplifier through this circuit. If there is a short in t ...
Other materials:

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DESCRIPTION The Intake Air Temperature (IAT) sensor, mounted on the Mass Air Flow (MAF) meter, monitors the IAT. The IAT sensor has a built-in thermistor with a resistance that varies according to the temperature of the intake air.

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  • Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit

    Toyota Sienna Service Manual: Parking Brake Switch Circuit