Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1999MUSTANG GT, 2D CONVERTIBLE, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)EXTERNAL PAGESDIFFERENT CARSECTION 10 (MODULE COMMUNICATIONS NETWORK)
1999 Ford Mustang GT, 2D Convertible, Standard
Section 10 (Module Communications Network)
1999 Ford Mustang GT, 2D Convertible, StandardSECTION Section 10 (Module Communications Network)
WARNING: This page is about a different car, the 2002 Lincoln Navigator, 2002 Ford Expedition, 2001 Lincoln Navigator, and 2001 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Component Locations
- On-Vehicle Service
- Programming
- Self-Diagnostic System
- Diagnostic Trouble Code Definitions
- Parameter Identification Definitions
- System Tests
- Notes
- Test A: 4-Wheel Anti-Lock Brake System Module Does Not Respond To NGS Tester
- Test B: Central Security Module Does Not Respond To NGS Tester
- Test C: Generic Electronic Module Does Not Respond To NGS Tester
- Test D: Restraint Control Module Does Not Respond To NGS Tester
- Test E: Air Suspension Control Module Does Not Respond To NGS Tester
- Test F: Driver's Seat Module Does Not Respond To NGS Tester
- Test G: Parking Aid Module Does Not Respond To NGS Tester
- Test H: Powertrain Control Module Does Not Respond To NGS Tester
- Test I: Instrument Cluster Does Not Respond To NGS Tester
- Test J: Electronic Automatic Temperature Control Module Does Not Respond To NGS Tester
- Test K: No Module/Network Communications - SCP Network
- Test L: No Module/Network Communications - ISO 9141 Network
- Test M: No Module/Network Communication - No Power To NGS Tester
- Removal & Installation
- Notes
- Air Suspension Control Module
- Central Security Module
- Driver's Seat Module
- Electronic Automatic Temperature Control Module
- Generic Electronic Module
- Instrument Cluster
- Parking Aid Module
- Powertrain Control Module
- Restraint Control Module
- Seat Assembly
- Seat Track
- 4-Wheel Anti-Lock Brake System Control Module
- Wiring Diagrams
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.