Caravan AWD V6-201 3.3L (1991)
Repair Procedure No. 1
REPAIR PROCEDURE NO. 1
This procedure involves either flashing the TOM with new calibrations or replacing the TCM if it cannot be flashed and on 1993 and later models,
setting the Pinion Factor and performing the Quick Learn procedure.
1.
Examine the TCM for cooling fins and use a mirror to check the part number on the bottom of the TCM.
If the vehicle is equipped with a TCM WITHOUT cooling fins on it or is one of the part numbers listed below the TCM CANNOT be flashed, go
to step 10 under Control Modules that CANNOT be flashed.
NOTE:
THE MOPAR DIAGNOSTIC SYSTEM (MDS) IS REQUIRED TO PERFORM THE FOLLOWING REPAIR AND THE SYSTEM MUST BE
OPERATING WITH RELEASE 16 OR HIGHER INSTALLED.
2.
Connecting the MDS and DRB III to the vehicle (Refer to illustration).
A) With the ignition off, disconnect the vehicle 60 way connector from the TOM on the vehicle.
B) Connect the controller programming harness (CH2500) from the Flash Programming Kit (CH5500) to the TOM on the vehicle.
C) Connect the Flash Programming Adapter (CH1500) to the controller programming harness (CH2500)
D) Connect the DRB III to the Flash Programming Adapter (CH1500) with DRB III DIN cable (CH7025).
E) Connect the MDS to the DRB III.
F) Power the DRB III and Adapter by connecting the battery leads to the vehicle battery.
3.
Use the arrow keys on the DRB III and from the MAIN MENU Screen select MDS DIAGNOSTICS.
4.
Use the arrow keys on the MDS and select DIAGNOSTIC MENU from the MDS screen, then press NEXT MENU.
5.
Use the arrow keys on the MDS and select CONTROLLER PROGRAMMING, then press NEXT MENU.
6.
Use the arrow keys on the MDS and select INFORMATION BY VIN, then press NEXT MENU.
7.
Enter the VIN and press NEXT MENU.
8.
The MDS will display the PROGRAMMABLE CONTROLLER UPDATE INFORMATION screen. Use the up/down arrow keys to scroll until
the PRESS F8 TO VIEW TSB # line displays 18-27-94. Press F2 to begin the programming and follow the instructions on the MDS screen.
