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Toyota Corolla Repair Manual: Evaporative emission control system pressure sensor

Toyota Corolla Repair Manual / Diagnostics / Sfi system / 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

Inspection procedure
Handheld tester: 1 Check fuel tank cap assy(check that fuel tank cap is toyota genuine parts) 2 Check that fuel tank cap is correctly installed 3 Inspect fuel tank cap assy 4 Check f ...

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 t ...

Other materials:

Inspection procedure
1 Inspect ecm(+b voltage) Turn the ignition switch on.  measure the voltage between the terminals of the e4 and e6 ecm connectors. Standard: 2 Check harness and connector(ecm body ground) Disconnect the e4 ecm connector. check the resistance between the wire ha ...

Connecting a Bluetooth audio player
► Registering an additional device Select Select Device on the Bluetooth audio control screen. ►Selecting a registered device Select Select Device on the Bluetooth audio control screen. ■Reconnecting a Bluetooth phone If the system cannot connect due to poor signal stre ...

Battery
Check the battery as follows. ■ Battery exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. 1 Terminals 2 Hold-down clamp ■Before recharging When recharging, the battery produces hydrogen gas which is ...

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