Toyota 4Runner: System Description
SYSTEM DESCRIPTION
1. GENERAL DESCRIPTION
(a) By operating the seat heater switch, which is located in the console box, the seat temperature can be controlled within the range of 30 to 40°C (86 to 104°F).
(b) The seat heater switch indicator light indicates the seat heater on/off status.
(c) The seat heaters of both seats are controlled by the seat heater control sub-assemblies, which are located under the respective seat.
System Diagram
SYSTEM DIAGRAM
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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 4Runner:
Relay(for Windshield Deicer)
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. REMOVE DEICER RELAY (DEICER)
(a) Remove the deicer relay from the engine room relay block.
Text in Illustration
*1
Deicer Relay
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Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Navigation System
DTC Code
Detection Item
See page
B1532
LVDS Signal Malfunction (from Extension Module)
B1551
HD Radio Tuner ...
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