Toyota Corolla (E120): Diagnosis circuit

Wiring diagram

Circuit description

Other materials:

Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

Exhaust gas precautions
Harmful substance to the human body is included in exhaust gases if inhaled. CAUTION Exhaust gases include harmful carbon monoxide (CO), which is colorless and odorless. Observe the following precautions. Failure to do so may cause exhaust gases enter the vehicle and may lead to an accident c ...

Cleaning and protecting the vehicle interior
The following procedures will help protect your vehicle’s interior and keep it in top condition: Protecting the vehicle interior Remove dirt and dust using a vacuum cleaner. Wipe dirty surfaces with a cloth dampened with lukewarm water. Cleaning the synthetic leather areas ● Remove l ...