Toyota RAV4 manuals

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
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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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Back-up light assembly
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Messages: for tires without special approval
General information A low tire inflation pressure may cause the DSC Dynamic Stability Control to be switched on. Safety information Warning A damaged regular tire with low or missing tire inflation pressure impacts handling, such as steering and braking response. Run-flat tires can maintain limited ...

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