Ford Mustang (1999-2004) Service Manual: Inspection and Verification
NOTE: If any concerns are noted with the speedometer, stoplamps, or horn, address those concerns by referring to their associated sections before continuing speed control diagnosis.
1. Verify the customer concern by operating the speed control system.
2. Visually inspect for obvious signs of mechanical and electrical damage.
Visual Inspection Chart
Mechanical | Electrical |
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3. If the fault is not visually evident, verify the symptom and GO to the Symptom chart.
Principles of Operation
The speed control system is designed to maintain vehicle speed above 48 km/h
(30 mph). After the
ON switch is depressed, depressing the SET/ACCEL switch will activate the speed
control servo. To
inc ...
Symptom Chart
NOTE: New speed control diagnostic software is available in Version 12
or higher for the diagnostic
tool. When using this software, it is necessary to use Next Generation Speed
Control Adapter 007-
...
Other materials:
Actuator - Speed Control Servo
1. CAUTION: Electronic modules are sensitive to static electrical
charges. If exposed
to these charges, damage may result.
Disconnect the battery ground cable.
2. Remove the LH wheel and tire; refer to Section.
3. Position aside the LH front splash shie ...
Throttle Position (TP) Sensor
Removal
NOTE: The 3.8L engine is shown; the 4.6L (2V) is similar.
1. Disconnect the battery ground cable. For additional information,
refer to Section.
2. Remove the throttle position (TP) sensor.
Disconnect the connector.
Remove the screws, ...
Steering Column Switches (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 13 , Power Distribution for schematic and
connector information.
Refer to Wiring Diagrams Cell 81 , Interval Wiper/Washer for schematic and
connector information.
Refer to Wiring Diagrams Cell 85 , Headlamps for schematic and co ...