Toyota Corolla (E120): Mil circuit

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Customer problem analysis
Hint: in troubleshooting, the problem symptoms must be confirmed accurately, meaning that all preconceptions must be set aside in order to make an accurate judgement. To ascertain what the problem symptoms are, it is extremely important to ask the customer about the problem and cond ...

Circuit description
The throttle position sensor is mounted in the throttle body and detects the throttle valve opening angle. When the throttle valve is fully closed, a voltage of approximately 0.3 To 1.0 V is applied to terminal vta of the ecm. The voltage applied to terminal vta of the ecm increases in pro ...

Playing an audio CD and MP3/WMA/AAC discs (Multimedia system)
CD player operation Insert disc or select “CD” on the audio source selection screen with a disc inserted to begin listening to a CD. Audio control screen Pressing the “AUDIO” button displays the audio control screen from any screens of the selected source. 1 Audio source selection sc ...