RAM 3500 HD Truck 2WD L6-6.7L DSL Turbo (2008)
NOTE:
Do not allow the charging voltage to exceed 13.5 volts during the flash process.
2.
Make sure the ignition is in the "RUN" position.
3.
For 2007 model trucks, "bootloader" software replacement is required. Continue with Step 4 of this procedure.
For 2008 model trucks, "bootloader" software replacement is not required. Continue with Step 12 of this procedure.
4.
Erase all flash files from the StarSCAN using the following procedure:
a.
From the StarSCAN "Home" screen select "Show Short Cuts" button located in the upper right corner of the screen.
b.
Select "Tool Menu" button in the upper left corner of the screen.
c.
Select "Manage Files".
d.
Select "More Options".
e.
Select "Delete All".
f.
Select "Yes" on the pop-up screen.
g.
Select "OK" on the pop-up screen.
h.
Select "Back" at the "User's Files" menu.
5.
Obtain the ECM "Bootloader" software file and download it to the StarSCAN using the following procedure:
a.
Select "ECU View".
b.
Select "(PCM) Powertrain Control Module" from the list of modules.
c.
Select "More Options".
d.
Select "ECU Flash".
e.
Record the part number of the new application software in the ECM ("Resident Flash File for Part # xxxxxxxxxx").
f.
Select "Browse for New File".
g.
Select "OK" at the flash down load screen.
h.
Enter the required data and select "OK" at the password screen.
i.
Select "Finish".
j.
Highlight the ECM "Bootloader" software file.
CAUTION:
The "Bootloader" file will have the letters "BT" in the last two digits (suffix) of its part number. DO NOT select the application software file with the
letters "AU" or higher suffix in the last two digits of its part number.
k.
Select "Download to Scantool".
l.
Select "Close" on the pop-up screen when the download is complete.
m.
Select "Back" one (1) time.
CAUTION:
When performing the "bootloader" section of the repair procedure, DO NOT interrupt the ECM reprogramming session. This special ECM
"bootloader" software reprogramming session does not support "abort recovery" mode. If "bootloader" software is interrupted, the ECM will be
permanently disabled and will require replacement.
6.
Close all doors and turn OFF all accessories (i.e. radio, hvac, lights, etc.).
