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 | .gif) |
GO TO BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS |
|
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|
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:
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
1. CHECK FOR INTERMITTENT PROBLEMS
HINT:
A momentary interruption (open circuit) in the connectors and/or wire harness
between the sensors and ECUs can be detected using the ECU Data List function of
the Techstream.
(a) ...
Differential Oil Seal
Components
COMPONENTS
ILLUSTRATION
Replacement
REPLACEMENT
PROCEDURE
1. DRAIN AUTOMATIC TRANSAXLE FLUID
(a) Remove the No. 2 engine under cover and front fender apron LH.
(b) Using a 6 mm socket hexagon wrench, remove the overflow plug ...
System Diagram
SYSTEM DIAGRAM
1. AUTOMATIC LIGHT CONTROL SYSTEM
2. LIGHT AUTO TURN-OFF SYSTEM
Communication Table
Transmitter
Receiver
Line
Data Name
Certification ECU (Smart Key ECU Assembly)
Mai ...
0.1372