Toyota 4Runner: Do-it-yourself maintenance

Emission inspection and maintenance (I/M) programs

Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction ind ...

Do-it-yourself service precautions

If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections. CAUTION The engine compartment contains many mechanisms and fluids that may move s ...

Other materials about Toyota 4Runner:

Unable To Connect To Call Center
DESCRIPTION This may occur when the intensity of the telephone radio frequency was very weak, PRL updates are required or the Safety Connect system has a malfunction, and a DTC is stored. PROCEDURE 1. CHECK COMMUNICATION SERVICE C ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL SIDE AIRBAG SENSOR ASSEMBLY LH (a) Turn the ignition switch off. (b) Disconn ...