Toyota 4Runner manuals

Toyota 4Runner: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) Air conditioning system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform troubleshooting.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


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 ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK NO. 1 AIR CONDITIONING AMPLIFIER ASSEMBLY (a) Disconnect the F42 No. 1 air conditioning amplifier assembly connector. (b) Measure the voltage and resistance according to ...

Other materials about Toyota 4Runner:

Rear No. 1 Seat Inner Belt Assembly(for 60/40 Split Double-folding Seat Type Rh Side)
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. DISCONNECT REAR NO. 1 SEAT OUTER BELT ASSEMBLY RH (a) Pull the rear seat cushion band, release the lock and lift up the back of the seat cushion to rotate it forward. ...

Room Temperature Sensor Circuit (B1411/11)
DESCRIPTION The cooler thermistor (room temperature sensor) for the front seat is installed in the instrument panel to detect the room temperature and control the heater and air conditioner auto mode. The resistance of the room temperature sensor changes ...

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