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:
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Identification of problem
11 Parts inspection
12 Repair
1 ...
Starting the engine
► Automatic transmission or continuously
variable transmission
1 Check that the parking brake is set.
2 Check that the shift lever is set in P.
3 Firmly depress the brake pedal.
4 Turn the engine switch to the “START” position and start the engine.
► Manual transmission
1 Che ...
Symptom simulation
Hint:
the most difficult case in troubleshooting is when no symptoms occurs. In such
cases, a thorough customer
problem analysis must be carried out. Then the same or similar conditions and
environment in which the
problem occurred in the customer’s vehicle should be simulated. No matter ho ...