P1457 Mini Evaporative Emissions Control System Leakage EVAP Canister System

Possible causes

– Missing Fuel cap
– Incorrect fuel filler cap used
– Fuel filler cap remains open or fails to close
– Foreign matter caught in fuel filler cap

What about the obd code?

The P1457 Mini code is detected when the EVAP system has a very small leak.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Possible a noticeable fuel odor caused by the release of fuel vapors