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
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:

Removal
1. Remove v-bank cover sub-assembly (see page em-28) 2. Remove front wheel rh 3. Remove no. 1 Engine under cover (see page em-26) 4. Remove front fender apron seal rh (see page em-26) 5. Drain engine coolant (see page co-6) 6. Remove no. 2 Air cleaner inlet (see page em- 28) 7. Remove batt ...

Check mode procedure
HINT: Intelligent tester only: Compared to normal mode, check mode is more sensitive to malfunctions. Therefore, check mode can detect the malfunctions that cannot be detected by normal mode. NOTICE: All the stored DTCs and freeze frame data are erased if:  the ECM is changed from nor ...

Positioning a floor jack
When using a floor jack, follow the instructions in the manual provided with the jack and perform the operation safely. When raising your vehicle with a floor jack, position the jack correctly. Improper placement may damage your vehicle or cause injury. Front Rear 2WD ...

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