Ford Mustang (1999-2004) Service Manual: Keyless Entry (Diagnosis and Testing)

Refer to Wiring Diagrams Cell 59 , Generic Electronic Module for schematic and connector information.

Refer to Wiring Diagrams Cell 111 , Remote Keyless Entry (RKE) for schematic and connector information.

Special Tool(s)

73 Digital Multimeter or equivalent 105-R0051
Worldwide Diagnostic System (WDS) 418-F224 New Generation STAR (NGS) Tester 418-F052, or equivalent scan tool
Switch - Door Lock
Removal 1. CAUTION: Place a rag between the window regulator switch plate and the door trim panel to avoid damaging the door trim panel. Position the window regulator switch plate (14524) asi ...

Principles of Operation
NOTE: Battery power and ground must be remove before disconnecting the GEM connectors to avoid setting false codes. Power Locks Operation The power locks feature allows the customer to lock a ...

Other materials:

Preliminary Inspection
The following items must be checked prior to beginning the diagnostic procedures: Know and Understand the Concern In order to correctly diagnose a concern, first understand the customer complaint or condition. Customer contact may be required in ord ...

Crankshaft Pulley
Special Tool(s) Remover, Crankshaft Vibration Damper 303-009 (T58P-6316-D) Remover, Crankshaft Vibration Damper 303-176 (T82L-6316-B) Installer, Crankshaft Damper/Crankshaft Front Oil Seal 303-175 (T82L-6316-A) Materi ...

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 ...