Toyota Venza: System Description
SYSTEM DESCRIPTION
1. GENERAL
The rear window defogger wires are attached to the inside of the rear window and defog the window surface quickly by pressing the rear window defogger switch on the air conditioning control assembly. The indicator light is illuminated while the system is operating. The system automatically turns off after approximately 15 minutes.
HINT:
- The rear window defogger is linked with the mirror heater and windshield deicer.
- If both of the following conditions are met after approximately 15 minutes
from the rear window defogger was activated, the rear window defogger continues
to operate up to 45 minutes. If any of the following conditions are not
met, the rear window defogger stops operating immediately.
- The outside temperature is 0°C (32 °F) or below.
- The vehicle speed is 60 km/h (37 mph) or more.
2. FUNCTION OF MAIN COMPONENT
|
Component |
Outline |
|---|---|
|
RR DEF Relay |
Receives rear window defogger activation request signal from the air conditioning amplifier assembly and supplies power to the rear window defogger. |
|
Rear Window Defogger Wire |
Receives power from the RR DEF relay and heats the window using the rear window defogger wires. |
Precaution
PRECAUTION
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See Proc ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Air Conditioning Control Assembly
...
Other materials about Toyota Venza:
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems ne ...
How To Use This Manual
General Information
GENERAL INFORMATION
1. GENERAL DESCRIPTION
(a) This manual is written in accordance with SAE J2008.
(b) Repair operations can be separated mainly into the following 3 processes:
(1) Diagnosis
(2) Removing / Installing, Replacing, Di ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
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 listed in order
of probability in the "Suspected Area" column of the tab ...
0.1258