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:

Pressure Control Solenoid "D" Electrical (Shift Solenoid Valve SLT) (P2716)
DESCRIPTION Refer to DTC P2714 (See page ). DTC Code DTC Detection Condition Trouble Area P2716 Open or short is detected in the shift solenoid valve SLT circuit for 1 sec. or more while drivi ...

Communication Malfunction (Bus Ic) (B1497)
DESCRIPTION The air conditioning harness assembly connects the No. 1 air conditioning amplifier assembly and each servo motor. The No. 1 air conditioning amplifier assembly supplies power and sends operation instructions to each servo motor through the No ...