Toyota Corolla (E120) 2002–2008 Repair Manual / Exterior/interior trim / Front bumper
Toyota Corolla (E120): Front bumper
Other materials:
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 ...
Using automatic mode
1 Press .
The dehumidification function begins to operate. Air outlets and fan speed are
automatically adjusted according to the temperature setting.
2 Adjust the temperature setting.
3 To stop the operation, press again.
■ If the system is operated manually in automatic mode
If the fa ...
Inspection procedure
1 Check door lock
2 Check wire harness (tvip ecu door lock)
Disconnect the tvip ecu and door lock connectors.
check the continuity between the terminals of the tvip
ecu and door lock connectors, as shown in the illustration
and table.
Standard:
3 Check wire harness ...


