PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Rear Window Defogger System does not Operate. |
RR DEF relay |
|
Air conditioning system |
|
|
Wire harness or connector |
|
|
Air conditioning control assembly |
|
|
Air conditioning amplifier assembly |
|
|
Back door glass (rear window defogger wire) |
|
|
Radio setting condenser |
|
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
Center Airbag Sensor Assembly
ECM
Crash detection signal
CAN
...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Starting Control or Power Source
Control / Trouble Codes.
(e) Read t ...
Ignition Switch Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) determines the ignition
switch position (OFF, ACC, ON) based on signals from the IG or ACC circuit.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
...