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:

Installation
INSTALLATION PROCEDURE 1. INSTALL WIRELESS DOOR LOCK BUZZER (a) Connect the connector. (b) Attach the clamp to install the wireless door lock buzzer. 2. INSTALL FRONT FENDER LINER LH (w/ Intuitive Parking Assist System) (a) Install the front fender liner ...

Rear Differential Lock Position Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT REAR DIFFERENTIAL LOCK POSITION SWITCH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: T ...