Ford 2003 Mustang Owner's Manual page 47

If your vehicle slows down more than 16 km/h
(10 mph) below your set speed on an uphill, your
speed control will disengage. This is normal.
Pressing RES/RSM/RESUME will re-engage it.
Do not use the speed control in heavy traffic
or on roads that are winding, slippery, or
unpaved.
To set a higher set speed
Press and hold SET/
SET ACC/SET
ACCEL. Release the
control when the
desired vehicle
speed is reached or
Press and release
SET/SET ACC/SET
ACCEL. Each press will increase the set speed by
1.6 km/h (1 mph) or
Accelerate with your accelerator pedal. When the
desired vehicle speed is reached, press and
release SET/SET ACC/SET ACCEL.
You can accelerate with the accelerator pedal at any
time during speed control usage. Releasing the
accelerator pedal will return your vehicle to the
previously programmed set speed.
To set a lower set speed
Press and hold CST/
COAST. Release the
control when the
desired speed is
reached or
Press and release
CST/COAST. Each
press will decrease
the set speed by 1.6 km/h (1 mph) or
Controls and features
RESUME
SET
ACCEL
COAST
RESUME
SET
ACCEL
COAST
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