Toyota Corolla (E120): Idle air control System/ Circuit

Inspection procedure

Circuit description

Other materials:

Listing the registered portable players
Select “List Audio” using .  The list of registered portable players will be displayed. ● Connecting the registered portable player to the audio system 1 Select the name of the portable player to be connected using . 2 Select “Select” using . ● Deleting the registered ...

Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...

Circuit description
The variable valve timing (vvt) system includes the ecm, the oil control valve (ocv) and the vvt controller. The ecm sends a target ”duty–cycle” control signal to the ocv. This control signal, applied to the ocv, regulates the oil pressure supplied to the vvt controller. Camshaft timin ...