Emission Applications

2005 Wrangler

Engine & Fuel System

⁽¹⁾ Emission Control Systems & Devices

EGR Test No.

2.4L (148") 4-Cyl. SFI

⁽²⁾ CCV, PCV, EVAP, ⁽³⁾ TWC, FR, SPK, ⁽⁴⁾ HO2S, CEC, MIL
EVAP-LDP, EVAP-CPCS, EVAP-VC, SPK-CC

...

4.0L (242") 6-Cyl. SFI

⁽⁵⁾ CCV, EVAP, ⁽⁶⁾ TWC, FR, SPK, ⁽⁷⁾ HO2S, CEC, MIL
EVAP-LDP, EVAP-CPCS, EVAP-VC, SPK-CC

...

⁽¹⁾	Major emission control systems and devices are listed in bold type. Components and other related devices are listed in light type.

⁽²⁾	System uses a vacuum controlled (PCV) valve.

⁽³⁾	California vehicles use one main converter plus an additional mini catalytic converter in the exhaust down pipe. Federal vehicles use one catalytic converter.

⁽⁴⁾	Equipped with 2.

⁽⁵⁾	System uses fixed orifice and air inlet fittings.

⁽⁶⁾	California vehicles use one main converter plus 2 additional mini catalytic converters in the exhaust down pipes. Federal vehicles use one catalytic converter.

⁽⁷⁾	On California emission vehicles, 4 sensors are used. On Federal emission vehicles, 2 sensors are used.