Toyota Corolla (E120): Emission control

Fuel

Engine mechanical

Other materials:

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 ...

Manual shifting test
1. Perform manual shifting test Hint: by this test, it can be determined whether the trouble is within the electrical circuit or is a mechanical problem in the transaxle. Disconnect the transmission wire connector.  inspect the manual driving operation. Check that the shift and g ...

Replacement
Hint: components: 1. Place front wheels facing straight ahead 2. Remove front wheels 3. Remove engine under cover lh 4. Remove engine under cover rh 5. Remove exhaust pipe 6. Drain transaxle oil 7. Remove hood sub–assy 8. Remove cylinder head cover no.2 9. Remove air cleaner assy 10. R ...