Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Evaporative emission control
system leak detected
Toyota Corolla (E120): Evaporative emission control system leak detected
Dtc p0442 evaporative emission control system leak detected (small leak)
Dtc p0456 evaporative emission control system leak detected (very small leak)
Other materials:
Replacement
1. Work for preventing gasoline from spilling out
2. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
3. Disconnect ventilation hose
Disconnect the ventilation hose from the cylinder head
cover.
4. Disconnect engine wire
Disconnect ...
Monitor description
Dtc p0451, p0452 or p0453 is recorded by the ecm when the vapor pressure
sensor malfunctions.
P0451
The ecm senses pressure in the fuel tank using the vapor pressure sensor. The
ecm supplies the sensor
with a regulated 5 v reference–voltage and the sensor returns a signal voltage
betwee ...
Replacement
Hint:
installation is in the reverse order of the removal. But the installation is
indicated only when it has a point.
1. Remove luggage compartment door cover
2. Remove rear spoiler
remove the 2 screws.
disconnect the wire harness connector.
put protective tape.
&nb ...