Toyota Corolla (E120) 2002–2008 Repair Manual / Steering column
Toyota Corolla (E120): Steering column
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Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located
before and after the catalyst
to determine whether or not the catalyst performance has deteriorated.
Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen
sensor in front of the catalyst
alterna ...
Symptom simulation
Hint:
the most difficult case in troubleshooting is when no symptoms occurs. In such
cases, a thorough customer
problem analysis must be carried out. Then the same or similar conditions and
environment in which the
problem occurred in the customer’s vehicle should be simulated. No matter ho ...
Listening to an iPod
Connecting an iPod enables you to enjoy music from the vehicle speakers. Press
until “iPod” is displayed.
Connecting an iPod
Control panel
1 Power
2 Volume
3 Fast-forward or reverse
4 Repeat play
5 Shuffle playback
6 Select an iPod menu/song or display song list
7 Displays text mess ...