Do you mean right after you start it ? When the engines cold ?
Yes.
According to the 1996 Ford Crown Victoria Owner Guide and one of Ford's websites : ( Motorcraft FA-1032 engine air filter is used for the 4.6 liter V8 engine in a 1996 Ford Crown Victoria )
Ford has never produced a Crown Victoria with a V6 engine. In 1985 Ford installed the 255 V8 and 302 V8 engines. The V6 engine wouldn't produce enough horse power for the heavy Crown Victoria.
What year of Ford Crown Victoria and what is the engine size A little more information please
ENGINE SIZE IN THE 1995 FORD CROWN VICTORIA POLICE INTERCEPTOR IS 4.7 LITER.
In a 1993 Ford Crown Victoria : ( 2 valves per engine cylinder , total of 16 valves )
A 1997 Ford Crown Victoria engine is fuel injected so there is no carburetor
The 2000 Ford Crown Victoria owners manual shows SAE 5 W - 30 engine oil
According to one of Ford's websites : For the 4.6 liter V8 engine in a 1994 Ford Crown Victoria : ( Motorcraft FL-820 engine oil filter )
Actually , the 1994 Ford Crown Victoria is OBD I ( EEC IV ) so there will be an EEC TEST connection in the engine compartment
The passenger side of the engine
5/w20 ========================================================= For a ( 1993 ) Ford Crown Victoria ( 5W-30 is the PREFERRED oil ) 2001 and newer Ford Crown Victoria Owner Guides show to use 5W-20