Toyota 4Runner manuals

Toyota 4Runner: 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 listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Window Defogger System

Symptom

Suspected Area

See page

Rear window defogger system does not operate

Proceed to "Rear Window Defogger System does not Operate"


Operation Check
OPERATION CHECK 1. CHECK WINDOW DEFOGGER SYSTEM OPERATION (a) When the ignition switch is turned to ON and the heater control (window defogger switch) is pressed, check that the window defogger op ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (a) Disconnect the F42 air conditioning amplifier connector. (b) Measure the voltage and resistance according to the value(s) in the ...

Other materials about Toyota 4Runner:

General Maintenance
GENERAL MAINTENANCE PROCEDURE 1. INSPECT STEERING LINKAGE AND GEAR HOUSING (a) Check the steering wheel free play. (b) Check the steering linkage for looseness or damage. (1) Check that the tie rod ends do not have excessive play. (2) Check that the dust ...

Inspection
INSPECTION PROCEDURE 1. INSPECT FRONT PROPELLER SHAFT ASSEMBLY (a) Using a dial indicator, check the propeller shaft runout. Maximum runout: 0.3 mm (0.0118 in.) If the shaft runout is more than the maximum, replace the propeller shaft. ...

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