Vision V6-3.5L VIN F (1997)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
PCM - Erroneous MIL ON/Shift Cycling
NO: 18-30-96
GROUP: Vehicle Performance
DATE: Oct. 18, 1996
SUBJECT:
Erroneous MIL Illumination With Hex Code $2b, $2a, or $29, Shift Cycling with Speed Control
MODELS:
1997 (LH) Concorde/Intrepid/Vision/LHS
NOTE:
THIS BULLETIN APPLIES TO 1997 MODELS WITH 3.3L OR 3.5L ENGINES BUILT PRIOR TO October 2, 1996 MDH (1O-02-XX).
SYMPTOM/CONDITION:
1.
Erroneous MIL illumination with DTCs Ignition Coil # 1 Primary Circuit - Hex $2b, Ignition Coil # 2 Primary Circuit - Hex $2a, or Ignition Coil
# 3 Primary Circuit - Hex $29.
2.
Shift cycling between 2nd and 3rd gear with resume of Interactive Cruise Control above 20 MPH on a grade.
DIAGNOSIS:
Using the Mopar Diagnostic System (MDS) or the Diagnostic Scan Tool (DRB III) with the appropriate Diagnostic Procedures Manual, verify all
engine/transmission/speed control systems are functioning as designed. If Diagnostic Trouble Codes (DTC's) are present, record them on the repair order
and repair as necessary before proceeding further with this bulletin. If no DTC's or those listed above are present and any of the above symptoms have
been experienced, perform the Repair Procedure.
EQUIPMENT REQUIRED:
All Symptoms (Flash Programming)
1
CH6000
Scan Tool (DRB III)
1
CH7035
General Purpose Interface Bus Cable (GPIB)
1
CH7000
J1962 Cable
1
4669020
Label - Authorized Software Update
1
4275086
Label - Authorized Modification
NOTE:
THE MDS AND DRB III ARE REQUIRED TO PERFORM THIS REPAIR AND THE SYSTEM MUST BE OPERATING WITH RELEASE 20
OR HIGHER AND TIL CD RELEASE 1118 OR HIGHER MUST BE INSTALLED.
REPAIR PROCEDURE:
This repair involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software (calibration changes) for all
conditions listed.
1.
Connect the MDS (Mopar Diagnostic System) and DRB III (Scan Tool) to the vehicle and power them up.
2.
Use the arrow keys and select # 2 MDS DIAGNOSTICS on the DRB III MAIN MENU Screen.
3.
Use the arrow keys and select DIAGNOSTIC MENU on the MDS, then press NEXT MENU.
4.
Use the arrow keys and select VEHICLE CONTROLLER PROGRAMMING on the MDS, then press NEXT MENU.
5.
Use the arrow keys and select PROGRAMMING OF ALL OTHER CONTROLLERS USING MDS & DRB III on the MDS, then press NEXT
MENU.
6.
Follow the steps presented on the MDS and DRB III which will allow the DRB III to obtain the current part number of the PCM.
7.
The MDS will display the part number of the PCM on the vehicle and the appropriate replacement part number, then press NEXT MENU to begin
programming.