Toyota 4Runner: System Description
SYSTEM DESCRIPTION
1. GENERAL
(a) The heater and blower both have 3 levels controlled by operating the dial-type refreshing seat switch, which is located in the upper console panel.
(b) The on/off state of the heater or blower can be determined by checking if the refreshing seat switch indicator light is on or off.
(c) The blowers of both seats are controlled by the air conditioning amplifier assembly.
(d) The seat heaters of both seats are controlled by the seat heater controls, which are located under their respective seats.
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
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System Diagram
SYSTEM DIAGRAM
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Other materials about Toyota 4Runner:
Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
1.
CHECK AUDIO SETTINGS
(a) Set treble, middle and bass to the initial values and check that the sound
is normal.
OK:
Malfunction disappears.
HINT:
Sound quality adjustment measures vary according to the type ...
Diagnosis Circuit
DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
DTCs are output by the blinking of the SRS warning light.
HINT:
When each warning light continues blinking, a ground short in the wiring
of terminal TC of the DLC ...
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