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.
Climate Control Seat System

Symptom

Suspected Area

See page

Climate control seat system does not operate

Refreshing seat switch


Harness or connector

-

Seat heater LH does not operate

Refreshing seat switch


Seat heater control sub-assembly LH


Front seat cushion heater assembly LH


Front seatback heater assembly LH


Harness or connector

-

Seat heater RH does not operate

Refreshing seat switch


Seat heater control sub-assembly RH


Front seat cushion heater assembly RH


Front seatback heater assembly RH


Harness or connector

-

One or both blowers do not operate (LH)

Refreshing seat switch


Seat cushion climate control blower LH

-

Seatback climate control blower LH

-

Air conditioning amplifier assembly


Harness or connector

-

One or both blowers do not operate (RH)

Refreshing seat switch


Seat cushion climate control blower RH

-

Seatback climate control blower RH

-

Air conditioning amplifier assembly


Harness or connector

-

Operation Check
OPERATION CHECK 1. CHECK SEAT CUSHION CLIMATE CONTROL BLOWER (a) Turn the engine switch on (IG). (b) Set the refreshing seat switch blower side to level 3 (maximum). (c) Check that the fan motor t ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SEAT HEATER CONTROL SUB-ASSEMBLY LH (a) Disconnect the b24 seat heater control sub-assembly LH connector. ...

Other materials about Toyota 4Runner:

System Description
SYSTEM DESCRIPTION CAUTION: If using a pacemaker, be sure to read the manual of the pacemaker before using the key, as the radio waves of the key may affect the pacemaker. 1. SMART KEY SYSTEM DESCRIPTION (a) In addition to conventional mechanical key and ...

SRS airbags
The SRS airbags inflate when the vehicle is subjected to certain types of severe impacts that may cause significant injury to the occupants. They work together with the seat belts to help reduce the risk of death or serious injury. SRS front airbags 1 ...

© 2016-2025 | www.to4runner.net

0.0069