FORD 2006 Mustang v.2 - Manual (Page 223)

Checking and adding manual transmission fluid (if equipped)
1. Clean the filler plug.
2. Remove the filler plug and inspect the fluid level.
3. Note: There are two different manual transmissions used in this
vehicle and they have different fluid levels. For vehicles equipped with a
V6 engine the correct manual transmission fill level is at the lower edge
of the filler hole. For vehicles equipped with a V8 engine the correct
manual transmission fill level is 1/2 inch (1.3 cm) below the edge of the
filler hole.
2006 05+ Mustang (197)
Owners Guide (post-2002-fmt)
USA (fus)
Maintenance and Specifications
223