Toyota Venza: System Description
SYSTEM DESCRIPTION
1. GENERAL
The windshield deicer system's thin heater wires are attached to the inside of the front window and deice the window surface quickly. The indicator light illuminates while the system is operating. The system automatically turns off after approximately 15 minutes.
HINT:
- The windshield deicer is linked with the window defogger and mirror heater.
2. FUNCTION OF MAIN COMPONENT
|
Component |
Outline |
|---|---|
|
DEICER Relay |
Receives front deicer activation request signals from the air conditioning amplifier assembly and supplies power to front window deicer. |
|
Windshield Deicer Wire |
Receives power from DEICER relay and heats the windshield deicer wire. |
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the windshield deicer system.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Other materials about Toyota Venza:
Illumination for Panel Switch does not Come on with Tail Switch ON
PROCEDURE
1.
CHECK VEHICLE SIGNAL (OPERATION CHECK)
(a) Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal
in Operation Check (See page ).
(b) Check that the display changes between ON ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Skid control ECU
AWD control ECU
Wheel speed sensor signal
Stop ...
Panel Switches do not Function
PROCEDURE
1.
CHECK PANEL SWITCH
(a) Check for foreign matter around the switches that might prevent operation.
OK:
No foreign matter is found.
NG
REMOVE ANY FOREIGN MATTER FOUND
...
0.1217