FORD 2008 Ranger v.2 - Manual (Page 248)

Allow the vehicle to sit for at least eight hours without starting the
engine. Then, start the engine and complete the above driving cycle. The
engine must warm up to its normal operating temperature. Once started,
do not turn off the engine until the above driving cycle is complete. If
the vehicle is still not ready for I/M testing, the above driving cycle will
have to be repeated.
POWER STEERING FLUID
• 2.3L I4 engine
• 3.0L V6 engine
2008 Ranger (ran)
Owners Guide (post-2002-fmt)
USA (fus)
Maintenance and Specifications
248