Toyota Corolla (E120) 2002–2008 Repair Manual / Engine control system
Toyota Corolla (E120): Engine control system
Other materials:
Cigarette lighter assy
Replacement
Hint: components:
1. Remove floor shift shift lever knob sub–assy (m/t transaxle)
2. Remove console panel upper
3. Remove cigarette lighter cover
Disengage the 2 claws and remove the cigarette lighter
cover.
4. Remove cigarette lighter assy
Turn the socket in ...
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 ...
Transmitter battery
Replacement
1. Replace transmitter battery
Notice:
special caution should be taken for handling each component as they are
precision electronic components.
Using a screwdriver, pry out the transmitter case.
Notice:
do not forcibly pry out the case.
Hint:
tape the screwdriver tip ...