Toyota 4Runner: Theft deterrent system

Opening the fuel tank cap

Perform the following steps to open the fuel tank cap: Before refueling the vehicle Vehicles without a smart key system Turn the engine switch off and ensure that all the doors and windows are c ...

Engine immobilizer system

The vehicle’s keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle’s on-board computer. Never leave the keys i ...

Other materials about Toyota 4Runner:

IG Power Source Circuit
DESCRIPTION The main power source is supplied to the air conditioning amplifier assembly when the ignition switch is turned to ON. The power source is used for operating the air conditioning amplifier assembly, servo motors, etc. WIRING DIAGRAM CAUTIO ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (a) Disconnect the h1 multiplex network master switch connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wi ...