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:

Output Speed Sensor Circuit No Signal (P0722)
DESCRIPTION The speed sensor SP2 detects the rotation speed of the transmission output shaft and sends signals to the ECM. The ECM determines the vehicle speed based on these signals. An AC voltage is generated in the speed sensor SP2 coil as the parking ...

Reassembly
REASSEMBLY CAUTION / NOTICE / HINT PROCEDURE 1. INSTALL PLUG (a) Using the SST and a hammer, install a new plug. SST: 09950-60010 09951-00450 SST: 09950-70010 09951-07100 2. INSTALL FRO ...