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
  • Deactivator switch
  • Speed control actuator cable not attached to throttle
  • Speed control actuator cable not fully seated to the engine bracket
  • Central junction box (CJB) Fuse:
  • 15 (15A)
  • 33 (15A)
  • 35 (15A)
  •  Battery junction box (BJB) fuse:
  • HORN (20A)
  • Wiring harness
  • Loose or corroded connections
  • Speed control actuator switches

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:

    Motor - Windshield Wiper
    Removal CAUTION: The internal permanent magnets used in the windshield wiper motor are made of a glass-like material. To avoid damaging the magnets, do not strike the motor with a hammer or any other object. NOTE: The windshield wiper motor is n ...

    Locking and unlocking
    You can use the power door lock control or the remote control to lock and unlock your vehicle. Power Door Locks The power door lock control is located on the driver and front passenger door panels. A. Unlock B. Lock Remote Control You can use the remote cont ...

    Assembly
    1. Install the new O-ring. 2. Assemble the gear shifter forks. 1. Install the gear shift plate into the gear shifter fork. 2. Install the gear shift fork inserts. 3. NOTE: Position the narrow side of the C-shaped gear selector interlock sleeve in ...