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:

Rear Stabilizer Bar(w/o Kdss)
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT REAR STABILIZER LINK ASSEMBLY (a) As shown in the illustration, flip the ball joint stud back and forth 5 times. ...

Air Outlet Damper Control Servo Motor Circuit (B1443/43)
DESCRIPTION The damper servo sub-assembly (mode damper servo) sends pulse signals to inform the No. 1 air conditioning amplifier assembly of the damper position. The No. 1 air conditioning amplifier assembly activates the motor (normal or reverse) based ...