RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
Technical Service Bulletin # 18-013-05A
Date: 050419
Engine Controls - MIL ON/DTC's P0171/P0174/Rough Idle
NUMBER: 18-013-05 REV. A
GROUP: Vehicle Performance
DATE: April 19, 2005
THE StarSCAN FLASH FILES FOR THIS BULLETIN ARE AVAILABLE VIA THE INTERNET.
THE StarSCAN SOFTWARE UPDATE CD CONTAINS ALL PREVIOUSLY RELEASED FLASH FILES PRIOR TO THE CD RELEASE DATE
PRINTED ON THE CD LABEL.
THIS BULLETIN SUPERSEDES SERVICE BULLETIN 18-013-05, DATED March 16, 2005, WHICH SHOULD BE REMOVED FROM YOUR
FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE THE ADDITION OF 2004 MODEL YEAR VEHICLES.
SUBJECT:
Flash: Idle Fluctuation/Diagnostic Trouble Codes
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software.
MODELS:
**2004** - 2005 (HB)
Durango
**2004** - 2005 (DR/DH)
Ram Truck
NOTE:
This Bulletin Applies To Vehicle Equipped With 5.7L engines (Sales Code EZA) built on or before Feb. 21, 2005 (MDH 0221XX).
SYMPTOM/CONDITION:
The vehicle operator may experience rough idle or idle fluctuation or a MIL illumination.
Further diagnosis may determine that the MIL was caused by one or more of the following Diagnostic Trouble Codes (DTC's):
^
DTC P0171 - Fuel System Lean - Bank 1
^
DTC P0174 - Fuel System Lean - Bank 2
NOTE:
If DTC's P0171 or P0174 are present, check the long term fuel adaptives. If they are over 33%, further hardware diagnostics are required. If they are
under 33% follow the Repair Procedure.
DIAGNOSIS:
Using a Scan Tool (DRBIII(R) or StarSCAN) with the appropriate Diagnostic Procedures Manual, verify all engine systems are functioning as designed.
If DTCs 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.
NOTE:
There are three separate Repair Procedures. One for DR vehicles and two for HB vehicles.
NOTE:There are two methods to download flash files to StarSCAN. The first (preferred) method is to download the flash files to the StarSCAN from the
internet. The second method is to download the flash files from the StarSCAN Software Update CD.
PARTS REQUIRED:
