Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Evaporative emission control
system pressure sensor
Toyota Corolla (E120): Evaporative emission control system pressure sensor
Dtc p0451 evaporative emission control system pressure sensor range/performance
Dtc p0452 evaporative emission control system pressure sensor/switch low input
Dtc p0453 evaporative emission control system pressure sensor/switch high input
Other materials:
If the vehicle becomes stuck
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt or snow:
1 Stop the engine. Set the parking brake and shift the shift lever to P (automatic
transmission or continuously variable transmission) or N (manual transmission).
2 Remove the mud, snow or s ...
Symptom confirmation and diagnostic trouble code
Hint:
the diagnostic system in corolla has various functions. The first
function is the diagnostic trouble
code (dtc) check, in which a malfunction in the signal circuits to the ecu
is stored in code form in
the ecu memory. Another function is the input signal check, which checks if
...
Problem symptoms table
If a normal code is displayed during the dtc check but the problem still
occurs, check the circuits for each
problem symptom in the order given in the table below and proceed to the
relevant troubleshooting page.
Notice:
when replacing skid control ecu, sensor or etc., Turn the ignition swi ...