Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

AIR IN FUEL SYSTEM

BOOST CONTROL VACUUM SUPPLY

CHECK FOR ECM DTCS

CHECKING ECM POWER AND GROUNDS

CHECKING FOR AIR LEAKS

CHECKING THE FUEL DELIVERY SYSTEM

DRB TESTS

ENGINE DRIVE BELT/CHAIN

FUEL INJECTOR(S)

FUEL PRESSURE SOLENOID

FUEL PUMP

FUEL SYSTEM CONTAMINATION

FUEL SYSTEM LEAK

TURBOCHARGER