Engine Controls - ETC Lamp ON/DTC's P2110/P2118
NUMBER: 14-003-10GROUP: Fuel
DATE: February 16, 2010
THIS BULLETIN SUPERSEDES SERVICE BULLETIN 14-002-05, DATED MARCH 17, 2005, WHICH SHOULD BE REMOVED FROM YOUR FILES. THIS IS A COMPLETE REVISION AND NO ASTERISKS HAVE BEEN USED TO HIGHLIGHT REVISIONS.
THE wiTECH DIAGNOSTIC APPLICATION IS THE PREFERRED METHOD FOR FLASHING ECUs.
HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING "HELP" THEN "HELP CONTENTS" AT THE TOP OF THE wiTECH DIAGNOSTIC APPLICATION WINDOW.
THE wiTECH SOFTWARE LEVEL MUST BE AT RELEASE 10.02 OR HIGHER TO PERFORM THIS PROCEDURE.
StarSCAN(R) or StarMOBILE DESKTOP CLIENT MAY ALSO BE USED TO PERFORM THIS PROCEDURE.
WHENEVER A MODULE IS REPROGRAMMED, THE SOFTWARE IN THE DRBIII(R); MUST BE PROGRAMMED WITH THE LATEST REVISION LEVEL AVAILABLE.
SUBJECT:
Flash: ETC Light Illuminated And/Or Inactive Throttle Body In Cold Ambient Temperatures
OVERVIEW:
This bulletin involves flash reprogramming the Powertrain Control Module (PCM) with new software and replacing the throttle body on DR models only if Service Bulletin 14-002-05 has not been performed.
MODELS:
2003 - 2005 (DR) Ram Truck
2004-2005 (HB) Durango
NOTE:
This Bulletin Applies To Vehicles Equipped With 5.7L Engines (Sales Code EZA).
SYMPTOM/CONDITION:
Customers may experience any of the following Electronic Throttle Control (ETC) system symptoms at startup in extreme cold ambient temperatures (Below 0°F (minus 18°C)):
^ Partial Return From Cold Start Fast Idle
^ No RPM Increase When Accelerator Pedal Is Moved
^ ETC Light Illuminated and Diagnostic Trouble Code P2110 - Throttle Actuator Control System - Forced Limited RPM set
^ ETC Light Illuminated and Diagnostic Trouble Code 2118 - Throttle Actuator Control Motor - Current Range/Performance set
This condition has been corrected by updating the PCM software to aggressively shake the throttle blade at start-up to break any ice that may be present.
DIAGNOSIS:
Using a Scan Tool with the appropriate Diagnostic Procedures available in TechCONNECT, verify all engine systems are functioning as designed. If DTC's other then the one listed above are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
If the vehicle operator describes or experiences the Symptom/Condition, perform the Repair Procedure.
PARTS REQUIRED:
REPAIR PROCEDURE:
1. Is this a DR vehicle?
a. Yes >> proceed to Step # 2
b. No >> proceed to Step # 3
2. Has Service Bulletin 14-005-05 been performed on this vehicle?
a. Yes >> proceed to Step # 3
b. No >> Using the procedures outlined on DealerCONNECT/TechCONNECT, remove the throttle body and install the appropriate throttle body listed in the Parts Required section and proceed to Step # 3
NOTE:
The HB body PCM may not support abort recovery. If this update is interrupted or aborted for any reason, the PCM may be unable to display a flash part number requiring the PCM to be replaced.
NOTE:
If this flash process on DR bodies is interrupted/aborted, the flash should be restarted.
3. Reprogram the PCM with the latest software.
a. Clear any DTC's that may have been set in other modules due to reprogramming. The wiTECH application will automatically present all DTCs after the flash and allow the tech to clear them.
4. Type the necessary information on the "Authorized Modification Label and attach it near the VECI label.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
FAILURE CODE:
Disclaimer:
This bulletin is supplied as technical information only and is not an authorization for repair.