Toyota Corolla (E120) 2002–2008 Repair Manual / Emission control / Fan and generator v belt
Toyota Corolla (E120): Fan and generator v belt
Replacement
1. Remove engine under cover rh
2. Remove fan and generator v belt
- Turn the v–ribbed belt tensioner slowly clockwise and loosen it. Then, remove the fan and generator v belt and put back the v–ribbed belt tensioner little by little and fix it quietly.
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 ...
Circuit description
Refer to dtc p0130
Hint:
the ecm provides a pulse width modulated control circuit to adjust current
through the heater. The heated
oxygen sensor heater circuit uses a relay on the b+ side of the circuit.
Monitor description
The ecm uses the heated oxygen sensor information to regulate t ...
On–vehicle inspection
Notice:
”cold” and ”hot” in these sentences express the temperature of the coils
themselves. ”Cold” is from
–10 c (14 f) to 50 c (122 f) and ”hot” is from 50 c (122 f) to 100 c (212 f).
1. Inspect ignition coil (with igniter) and spark test
confirm dtc.
Notice:
...