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Emission Applications

WARNING: This page is about a different car, the 2004 Mercury Grand Marquis and 2004 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
2004 Crown Victoria & Grand Marquis

Engine & Fuel System (1) Emission Control Systems & Devices (2) EGR Test No.
4.6L SOHC (281") V8 SFI (VIN W) PCV, EVAP, TWC, FR,  (3)  EGR, SPK,  (4)  HO2S, CEC, MIL 
EVAP-CPV, EVAP-CVS, EVAP-FTPS, EVAP-FVCV, EVAP-VC, SPK-CC
9
4.6L SOHC (281") V8 SFI CNG (VIN 9) PCV, TWC, FR,  (3)  EGR, SPK,  (4)  HO2S, CEC, MIL  SPK-CC 9
(1) Major emission control systems and devices are listed in bold type. Components and other related devices are listed in light type.
(2) See FORD - CARS in EGR FUNCTION TESTING section. Use specified test number.
(3) EGR system module.
(4) Equipped with 4.