F 350 4WD Super Duty V8-6.4L DSL Turbo (2008)
a.
If the vehicle was built within the date range, then continue with this procedure.
b.
If not, then do not proceed. Continue with normal diagnostics per WSM, Section 501-14.
2.
Is the vehicle Key Fob part number 8L3T-15K601-AA (3 button) or 8S4T-15K601-AA (4 button)? (Figure 2)
a.
Yes - Go to Step 3.
b.
No - Do not proceed. Continue with normal diagnostics per WSM, Section 501-14.
3.
Using a thin coin, open the Key Fob and inspect manufacturer's date code sticker. The first three digits = day of year. The last digit = year. (Figure
3)
