Grand Cherokee 2WD Limited V8-4.7L (2002)
NOTE:
Whenever a controller is programmed, the software in the DRBIII(R); must be programmed with the latest revision level available.
NOTE:
If this flash process is interrupted/aborted, the flash should be restarted and then follow the directions on the DRBIII(R).
1.
Before beginning the reprogramming procedure, remove any old flash reprogramming files from the DRBIII(R) memory. To clear the memory
from the MAIN MENU:
a.
Simultaneously press the "MORE" and "YES" keys.
b.
A screen will appear requesting a "COLD BOOT".
c.
Follow the on screen instructions by selecting the "F4" key.
d.
When the DRBIII(R) reboots to the MAIN MENU, proceed to Step # 2
2.
With the ignition switch in the "RUN" position, determine the original part number of the PCM currently in the vehicle. Using the DRBIII(R)
select:
a.
"DRBIII(R) Standalone"
b.
"1998 - 2005 Diagnostics"
c.
"All (Except Below)"
d.
"Engine"
e.
"Module Display"
f.
Record the "PCM part # " on the repair order for later reference.
3.
Connect the DRBIII(R) to TechCONNECT. Open TechTOOLS and verify that the "DRBIII(R) Status: Connected" message is in the upper right
corner of the TechTOOLS screen.
4.
Enter the "PCM part # " recorded in Step # 2 in the "Parts Criteria" area and select "Show Updates". TechTOOLS will populate the available
updates.
5.
Select the calibration.
6.
Select the "DRBIII" radio button which is next to the "Download/Update" button.
7.
Select the "Download/Update" button.
8.
Monitor the "Flash Download/Update Progress" window on the TechCONNECT and follow the instructions on TechCONNECT. When the flash
process is complete, proceed to Step # 9.
9.
Disconnect the DRBIII(R) from TechCONNECT.
10.
Open the hood, install a battery charger and verify that the charging rate provides approximately 13.5 volts.
11.
If the vehicle is a 2003 or later AN or a 2002 or later DN or DR model, proceed to Step # 12. If not proceed Step # 15.
12.
Using the DRBIII(R), determine the pinion factor stored in the Controller Anti-lock Brakes (CAB) and record it on the work order for later
reference.
13.
Turn the ignition switch to the "Off" position.
14.
Disconnect the CAB module electrical connectors. Proceed to Step # 15.
15.
Connect the DRBIII(R) to the vehicle.
16.
Turn the ignition to the "Run" position (engine not running).
17.
Download the flash from the DRBIII(R) to the vehicle. Using the DRBIII(R) select:
