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 MANUALSFORD2004FOCUS ZX5, 2.3 Z, STANDARDREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTI-LOCK BRAKE CONTROL SYSTEM
2004 Ford Focus ZX5, 2.3 Z, Standard
Anti-Lock Brake Control System
2004 Ford Focus ZX5, 2.3 Z, StandardSECTION Anti-Lock Brake Control System
- Specifications
- Description And Operation
- Diagnosis And Testing
- Anti-Lock Control
- Notes
- Special Tool(s)
- Principles of Operation
- Inspection And Verification
- Anti-Lock Brake System (ABS) Module Diagnostic Trouble Code (DTC) Index
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: No Communication With The Abs Module
- Pinpoint Test B: Unable To Enter Self-Test
- Pinpoint Test C: DTC B1676 - Battery Voltage Out Of Range
- Pinpoint Test D: DTC C1095 - Abs Hydraulic Pump Motor Circuit Failure
- Pinpoint Test E: DTC C1145 (RF), C1155 (LF), C1165 (RR), C1175 (LR) - Wheel Speed Sensor Input Circuit Failure
- Pinpoint Test F: DTC C1233 (LF), C1234 (RF), C1235 (RR), C1236 (LR) - Wheel Speed Input Signal Missing
- Pinpoint Test G: The Yellow Abs Warning Indicator Does Not Self-Check
- Pinpoint Test H: The Red Brake Warning Indicator Does Not Self-Check
- Pinpoint Test I: DTC C1267 - Abs Functions Temporarily Disabled
- Anti-Lock Control
- Removal And Installation
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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.