RAM 1500 Truck 2WD V8-5.7L VIN 2 (2006)
PROM - Programmable Read Only Memory: Customer Interest
Engine Controls - Low Power In Rev./MIL/DTCs P1713/P1776
NUMBER: 21-009-09
GROUP: Transmission
DATE: November 14, 2009
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 21-005-07, DATED MARCH 20, 2007 WHICH SHOULD BE REMOVED
FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES THE ADDITION OF 2004 AN AND KJ
MODEL YEAR PCM SOFTWARE.
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 10.01 OR HIGHER TO PERFORM THIS PROCEDURE.
StarMOBILE DESKTOP CLIENT, StarMOBILE or StarSCAN MAY ALSO BE USED TO PERFORM THIS PROCEDURE.
WHENEVER A MODULE IS REPROGRAMMED, THE SOFTWARE IN THE DRBIII®; MUST BE PROGRAMMED WITH THE LATEST
REVISION LEVEL AVAILABLE.
SUBJECT:
Flash: 42RLE - Improved Hill Climb Capability In Reverse Or DTC's P17131 P1776
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software.
MODELS:
**2004
(AN)
Dakota**
2006
(DR)
Ram Truck
2005-2006
(HB)
Durango
**2004** - 2006
(KJ)
Liberty / Cherokee
2005-2006
(ND)
Dakota
2005
(TJ)
Wrangler
NOTE:
This bulletin applies to vehicles equipped with a 42RLE transmission (sales codes DG6 or DGV).
SYMPTOM/CONDITION:
A. The vehicle operator may experience a low torque condition from the vehicle powertrain that may reduce the capability of the vehicle to ascend
certain grades/hills when the transmission is in reverse gear (while backing up).
B. The customer may experience, separate from the above low torque condition, a Malfunction Indicator Lamp (MIL) illumination due to one of the
following transmission related Diagnostic Trouble Codes (DTC's):
- P1713 - Restricted Manual Valve In T2 Range.
- P1776 - Solenoid Switch Valve Latched In LR Position.
Prior to the MIL illumination for one of the above transmission related DTC's, the customer may not have experienced any transmission related
driveability conditions.
DIAGNOSIS:
Using a Scan Tool (DRBIII(R), StarSCAN(R) or wiTech) with the appropriate Diagnostic Procedures verify all engine systems are functioning as
designed. If DTCs other then those listed above are present record them on the repair order and repair as necessary before proceeding further with this