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:

Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE FRONT UNIVERSAL JOINT SPIDER BEARING HINT: Use the same procedure for all front propeller shaft universal joint spider bearing. (a) Place matchmarks on the flange yoke and sleeve yoke. Text in Illustration ...

Engine (ignition) switch (vehicles with a smart key system)
Performing the following operations when carrying the electronic key on your person starts the engine or changes “ENGINE START STOP” switch modes. Starting the engine Check that the parking brake is set. Check that the shift lever is set in P. ...