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:

Installation
INSTALLATION PROCEDURE 1. INSTALL WIPER MOTOR WIRE (a) Attach the claw to install the wiper motor wire. 2. INSTALL WINDSHIELD WIPER MOTOR ASSEMBLY (a) Using a T30 "TORX" socket, install the wiper motor with the 2 bolts. Torque: 7.5 N·m {76 k ...

Pressure Control Solenoid "A" Electrical (Shift Solenoid Valve SL1) (P0748)
DESCRIPTION Shifting from 1st to 5th is performed in combination with the ON and OFF operation of the shift solenoid valves SL1, SL2, S1, S2 and SR, which are controlled by the ECM. If an open or short circuit occurs in one of the shift solenoid valves, t ...

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