Possible causes
– Blocked EVAP canister or vent solenoid
– Kinked or collasped hose between canister and fuel tank
– Failed fuel tank pressure (FTP) sensor
– Fuel filler cap stuck closed, preventing vacuum relief
– Kinked or collasped hose between canister and fuel tank
– Failed fuel tank pressure (FTP) sensor
– Fuel filler cap stuck closed, preventing vacuum relief
When is the obd code mean?
Engine Control module (ECM) running system monitor and detected excessive vacuum in the fuel tank/EVAP system
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1450 FORD OBD Code Description
The Engine Control module (ECM) monitors the fuel vapor vacuum and pressure in the fuel tank. System failure occurs when the evaporative emission (EVAP) running loss monitor detects excessive fuel tank vacuum with the engine running, but not at idle.
FORD Related P1450 code
1998 FORD EXPEDITION Unknown Or Other
1998 FORD EXPLORER Unknown Or Other
1998 FORD EXPLORER Unknown Or Other
1998 FORD WINDSTAR Engine And Engine Cooling:exhaust System:emission Control
1999 FORD EXPEDITION Unknown Or Other
1999 FORD MOUNTAINEER Unknown Or Other
1997 FORD F SERIES Engine And Engine Cooling:exhaust System:emission Control