Ford Mustang (1999-2004) Service Manual: Acceleration Control (Description and Operation)
Component Locations


The throttle is controlled by the accelerator cable which is connected to the accelerator pedal and shaft.
- The accelerator pedal and shaft should travel smoothly from the idle to the wide-open throttle (WOT) positions. Hesitation on return or prevention of return to the idle position must not occur.
- Surrounding components such as wiring, hoses, sound insulator and floor covering must not contact the sliding inner member of the accelerator cable or the accelerator pedal and shaft.
- The sliding inner member of the accelerator cable should not be lubricated and is not serviceable.
Acceleration Control (Diagnosis and Testing)
Inspection and Verification
1. Verify the customer's concern by operating the acceleration control system
to duplicate the
condition.
2. Inspect to determine if any of the following mechanical conce ...
Other materials:
Crankshaft Rear Seal
Special Tool(s)
Impact Slide Hammer
100-001 (T50T-100-A)
Remover, Crankshaft Rear
Seal
303-519 (T95P-6701-EH)
Replacer, Rear Crankshaft
Seal
303-516 (T95P-6701-BH)
Spacer, Rear Crank Seal
Replacer
30 ...
Pinpoint Tests
PINPOINT TEST A: THE CONTROL ILLUMINATION IS INOPERATIVE
Test Step
Result / Action to Take
A1 CHECK PARKING LAMPS
YesPlace the headlamp switch in the OFF
position.
GO to A2 .
No
REFER to Section.
Place the headlamp switch ...
Component Tests
Idle Air Control (IAC) Valve
1. Open the hood.
2. NOTE: Key symptom is elevated idle speed while noise is occurring.
NOTE: "Snapping" the throttle can induce the noise.
Verify the condition by operating the vehicle for a short time.
3. Inspect the IAC valv ...

