Toyota 4Runner: Operation Check
OPERATION CHECK
1. CHECK WINDSHIELD DEICER SYSTEM OPERATION
(a) When the ignition switch is turned to ON and the outer mirror heater switch (windshield deicer switch) is pressed, check that the windshield deicer operates.
HINT:
After waiting approximately 15 minutes, check that the deicer automatically turns off.
System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION
1. WINDSHIELD DEICER SYSTEM DESCRIPTION
The windshield deicer system thin heater wires are attached to the inside of
the front window and deice the window surface quickly. The i ...
Other materials about Toyota 4Runner:
Certification ECU Power Source Circuit
DESCRIPTION
This circuit provides power to the certification ECU.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection procedure.
PROCEDURE
1.
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Hall Effect Sensor LH Pulse (41,42)
DESCRIPTION
When there is noise present in the side auto step motor hall pulse signal, the
side auto step controller ECU assembly halts the operation of the automatic running
board.
DTC No.
Detection Condition
Trouble Are ...
0.0257