Toyota Venza manuals

Toyota Venza: Parking Brake Switch Circuit

DESCRIPTION

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

WIRING DIAGRAM


PROCEDURE

1.

CHECK BRAKE WARNING LIGHT

(a) 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.


NG

GO TO BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS


OK

2.

CHECK HARNESS AND CONNECTOR (PARKING BRAKE SWITCH ASSEMBLY - RADIO AND DISPLAY RECEIVER ASSEMBLY)

(a) Disconnect the E42 radio and display receiver assembly connector.

(b) Disconnect the A42 parking brake switch assembly connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

E42-15 (PKB) - A42-1

Always

Below 1 Ω

E42-15 (PKB) - Body ground

Always

10 kΩ or higher


OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Illumination Circuit
DESCRIPTION Power is supplied to the radio and display receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position. WIRING DIAGR ...

Speaker Circuit
DESCRIPTION If there is a short in a speaker circuit, the radio and display receiver assembly detects it and stops output to the speakers. Thus sound cannot be heard from the speakers ...

Other materials about Toyota Venza:

Inspection
INSPECTION PROCEDURE 1. INSPECT REAR WIPER MOTOR AND BRACKET ASSEMBLY (a) Check the wiper low operation. (1) Connect a battery positive (+) lead to terminal 4 (+B), and a negative (-) lead to terminal 3 (LS) and terminal 5 (E), and check that the motor ...

Poor Sound Quality in All Modes (Low Volume)
PROCEDURE 1. CHECK AUDIO SETTINGS (a) Set treble, middle and bass to the initial values and check that the sound is normal. OK: The sound returns to normal. HINT: Sound quality adjustment measures vary according to the ...

Dtc Check / Clear
DTC CHECK / CLEAR HINT: Use the Techstream to read and clear the DTC of the occupant classification ECU, otherwise the DTCs cannot be read and cleared. 1. DTC CHECK (a) Turn the ignition switch off. (b) Connect the Techstream to the DLC3. (c) Turn the ...

© 2016-2019 Copyright www.tovenza.com

0.2039