2002 honda civic P0453 engine code light?

2002 honda civic P0453 engine code light?

P0453 HONDA - Fuel Tank Pressure Sensor High Voltage
Possible causes
Faulty Fuel Tank Pressure Sensor
Fuel Tank Pressure Sensor harness is open or shorted
Fuel Tank Pressure Sensor circuit poor electrical connection
Faulty Engine Control Module (ECM)

There will likely be no noticeable symptoms along with this code other than the MIL (Malfunction Indicator Lamp), commonly known as Check Engine Light illumination. However, there may be noticeable fuel odors in some cases.

Great answer from KY. You can do a search on youtube for common problems on your vehicle when this code is set.