Toyota Corolla (E120): Engine mechanical

Emission control

Cooling

Other materials:

Communication system
Horn system Location Problem symptoms table Inspection 1. Inspect low pitched horn assy Connect the positive (+) lead from the battery to the terminal and the negative (–) lead to the horn body, and check that the horn blows. If the result is not as specified, replace the ...

Registering ID codes (vehicles with a tire pressure warning system)
The tire pressure warning valve and transmitter is equipped with a unique ID code. When new tire pressure warning valves and transmitters are installed, new ID codes must be registered in the tire pressure warning computer. ID codes can be registered by yourself, but depending on the driving con ...

Circuit description
The ignition switch provides circuit power and the ecm provides the circuit ground that illuminates the mil. Mil operation is checked visually: it should be illuminated when the ignition is first turned on. If the mil is off all of the time or on all of the time, use the procedure below to ...