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)BRAKESANTI-LOCK BRAKESANTI-LOCK BRAKE SYSTEM
1999 Ford Mustang GT, 2D Convertible, Standard
Anti-Lock Brake System
1999 Ford Mustang GT, 2D Convertible, StandardSECTION Anti-Lock Brake System
- Description
- Operation
- Component Locations
- Bleeding Brake System
- Trouble Shooting
- Abs Warning Light On, Brake Warning Light Off (1998 Models)
- Abs Warning Light Off, Ignition On (1998 Models)
- Abs Warning Light Will Not Self-Check (1999 Models)
- Brake Warning Light On, Abs Warning Light Off (Parking Brake Released & Brake Linings Okay - 1998 Models)
- No Communication With Abs Control Module (All Models)
- Poor Vehicle Tracking During Abs Operation (1999 Models)
- Spongy Brake Pedal, With/Without Abs Operation (No Warning Lights Illuminated - All Models)
- Unable To Enter Self-Test (1999 Models)
- System Checks (Without NGS Tester - 1998 Models)
- Diagnosis & Testing
- Symptom Tests
- Abs Warning Light Off, Ignition On (1998 Models)
- Abs Warning Indicator Does Not Self-Test (1999 Models)
- No Communication With Abs Control Module (1998 Models)
- No Communication With Abs Control Module (1999 Models)
- Poor Vehicle Tracking During Abs Operation (1999 Models)
- Spongy Brake Pedal, With/Without Abs Operation (No Warning Lights Illuminated - 1998-99 Models)
- Unable To Enter Self-Test (1999 Models)
- Diagnostic Tests
- Notes
- DTC B1318: Battery Voltage Low (1998 Models)
- DTC B1318: Battery Voltage Low (1999 Models)
- DTC B1484: Brake Pedal Input Open Circuit (1999 Models)
- DTC C1095: Hydraulic Pump/Motor Circuit Failure (1998 Models)
- DTC C1095: Hydraulic Pump/Motor Circuit Failure (1999 Models)
- DTC C1145: Right Front Wheel Speed Input Circuit Failure Or DTC C1234: Right Front Wheel Speed Sensor Signal Missing/Fault (1998 Models)
- DTC C1145: Right Front Wheel Speed Input Circuit Failure (1999 Models)
- DTC C1155: Left Front Wheel Speed Input Circuit Failure Or DTC C1233: Left Front Wheel Speed Sensor Signal Missing/Fault (1998 Models)
- DTC C1155: Left Front Wheel Speed Input Circuit Failure (1999 Models)
- DTC C1165: Right Rear Wheel Speed Input Circuit Failure Or DTC C1235: Right Rear Wheel Speed Sensor Signal Missing/Fault (1998 Models)
- DTC C1165: Right Rear Wheel Speed Input Circuit Failure (1999 Models)
- DTC C1175: Left Rear Wheel Speed Input Circuit Failure Or DTC C1236: Left Rear Wheel Speed Sensor Signal Missing/Fault (1998 Models)
- DTC C1175: Left Rear Wheel Speed Input Circuit Failure (1999 Models)
- DTC C1222: Wheel Speed Signal Mismatch (1998-99 Models)
- DTC C1233: Left Front Wheel Speed Sensor Signal Missing/Fault (1999 Models)
- DTC C1234: Right Front Wheel Speed Sensor Signal Missing/Fault (1999 Models)
- DTC C1235: Right Rear Wheel Speed Sensor Signal Missing/Fault (1999 Models)
- DTC C1236: Left Rear Wheel Speed Sensor Signal Missing/Fault (1999 Models)
- Removal & Installation
- Adjustments
- Torque Specifications
- 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.