Toyota Corolla Owners Manual: 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 sud ...

Other materials:

Cross traffic warning
Concept At blind driveways or when driving out of diagonal parking spaces, approaching cross traffic is detected sooner by the system than is possible from the driver's seat. General information Two radar sensors in the rear bumper monitor the area behind the vehicle. The system indicates approach ...

Circuit description
The p/t squib (lh) circuit consists of the airbag sensor assy center and seat belt pretensioner (lh). It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b0135/73 is recorded when a short is detected in the p/t squib (lh) circuit. Wiring diagram ...

Steering wheel
Safety information Warning Steering wheel adjustments while driving can lead to unexpected steering wheel movements. Vehicle control could be lost. There is a risk of accident. Adjustng the steering wheel while the vehicle is stationary only. Electric steering wheel adjustment General information T ...