There are 4 engines used in that car.Here is a bulletin that may help you.Being an 07 it may still be under warranty so give the dealer a call.: 18-032-07
GROUP: Vehicle Performance
DATE: May 16, 2007
THE StarSCAN(R) FLASH FILES FOR THIS BULLETIN MUST BE RETRIEVED FROM THE INTERNET.
StarSCAN(R) SOFTWARE LEVEL MUST BE AT RELEASE 7.04 SPI OR HIGHER FOR THIS BULLETIN.
Flash: MIL Illumination with DIG P2004
This bulletin involves selectively erasing and reprogramming the GPEC Powertrain Control Module (PCM) with new software and replacing the intake manifold as required.
:VEHICLES EQUIPPED WITH A CVT TRANSMISSION MUST HAVE THE TRANSMISSION CONTROL MODULE (TCM) CHECKED FOR THE LATEST SOFTWARE LEVEL WHENEVER THE PCM SOFTWARE IS UPGRADED. IF NEWER TCM
SOFTWARE IS AVAILABLE, IT MUST BE INSTALLED.
2007-2008 (JS) Avenger 2007 (JS) Sebring 2008 (J527) Sebring Convertible 2007 (MK49) Compass 2007 (MK74) Patriot 2007 (PM) Caliber
:This bulletin applies to models equipped with a 1.8L, 2.0L or 2.4L gasoline engine (Sales Code EBA, ECN or ED3) as follows: Flash portion applies to PM/MK models built through April 21, 2007 (MDH 0421 XX) and JS models built through May 15, 2007 (0515XX). The Intake Manifold Replacement portion applies to models built through March 22, 2007 (MDHO322XX).
Some customers may experience MIL Illumination with no other symptoms. The condition may occur intermittently. Further investigation by the technician may find DTC P2004 - Intake Manifold Runner Control Stuck Open as the cause for MIL Illumination.
Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all engine Systems are functioning as designed. If DTC's other than those listed above are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
Perform the standard diagnostic procedures for DIG P2004. If the diagnostics do not lead to the failure, perform the Repair Procedure.