Toyota 4Runner: System Diagram

Precaution

PRECAUTION 1. IGNITION SWITCH EXPRESSION HINT: The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are ...

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:

Door Courtesy Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives a door open/closed signal from each door courtesy light switch. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREAM (DOOR COURTESY LIGHT SWITCH) (a ...

Center Airbag Sensor Assembly Communication Circuit Malfunction (B1790)
DESCRIPTION The center airbag sensor communication circuit consists of the occupant classification ECU and center airbag sensor. DTC B1790 is stored when a malfunction is detected in the center airbag sensor communication circuit. DTC Code ...