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.
2003 Ford Windstar BaseFACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake Control Module Diagnostic Trouble Code (DTC) Index
DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1317 | System Voltage High | ABS | Go To PINPOINT TEST C . |
| B1318 | System Voltage Low | ABS | Go To PINPOINT TEST C . |
| B1342 | ABS Module Failure | ABS | INSTALL a new ABS module. REFER to MODULE - ANTI-LOCK BRAKE CONTROL . |
| B2477 | Module Configuration Error | ABS | REFER to MODULE CONFIGURATION . |
| C1095 | Hydraulic Pump Motor Circuit Failure | ABS | Go To PINPOINT TEST D . |
| C1096 | Hydraulic Pump Motor Circuit Open | ABS | Go To PINPOINT TEST D . |
| C1103 | Hydraulic Brake Pressure Switch Circuit Failure | ABS | Go To PINPOINT TEST E . |
| C1115 | Power Relay Output Short to Battery | ABS | Go To Pinpoint Test PINPOINT TEST F . |
| C1145 | RF Wheel Speed Sensor Input Failure | ABS | Go To PINPOINT TEST G . |
| C1155 | LF Wheel Speed Sensor Input Failure | ABS | Go To PINPOINT TEST G . |
| C1165 | RR Wheel Speed Sensor Input Failure | ABS | Go To PINPOINT TEST G . |
| C1169 | Excess Dump Time | ABS | Go To PINPOINT TEST L . |
| C1175 | LR Wheel Speed Sensor Input Failure | ABS | Go To PINPOINT TEST G . |
| C1184 | ABS System Timeout | ABS | Go To Pinpoint Test PINPOINT TEST H . |
| C1185 | Power Relay Output Circuit Failure | ABS | Go To Pinpoint Test PINPOINT TEST F . |
| C1194 | LF Dump Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1198 | LF Isolation Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1210 | RF Dump Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1214 | RF Isolation Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1222 | Wheel Speed Error (Mismatch) | ABS | Go To PINPOINT TEST J . |
| C1233 | LF Wheel Speed Sensor Signal Missing or Erratic | ABS | Go To PINPOINT TEST J . |
| C1234 | RF Wheel Speed Sensor Signal Missing or Erratic | ABS | Go To PINPOINT TEST J . |
| C1235 | RR Wheel Speed Sensor Signal Missing or Erratic | ABS | Go To PINPOINT TEST J . |
| C1236 | LR Wheel Speed Sensor Signal Missing or Erratic | ABS | Go To PINPOINT TEST J . |
| C1242 | LR Dump Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1246 | RR Dump Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1250 | LR Isolation Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1254 | RR Isolation Valve Coil Circuit Failure | ABS | Go To PINPOINT TEST I . |
| C1404 | Traction Control Valve 2 Coil Circuit Failure | ABS | INSTALL a new ABS module. REFER to MODULE - ANTI-LOCK BRAKE CONTROL . |
| C1410 | Traction Control Valve 1 Coil Circuit Failure | ABS | INSTALL a new ABS module. REFER to MODULE - ANTI-LOCK BRAKE CONTROL . |
| C1446 | Brake Switch Circuit Failure | ABS | REFER to EXTERIOR LIGHTING . |
| U1009 | Torque Message Missing | PCM | REPAIR all other DTCs before proceeding. CLEAR the DTCs. RETRIEVE the DTCs. If DTC 1009 is retrieved, REFER to SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE . |
| U1027 | RPM, ROC, TPS Missing | PCM | REPAIR all other DTCs before proceeding. CLEAR the DTCs. RETRIEVE the DTCs. If DTC 1027 is retrieved, REFER to SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE . |
| U1039 | SPC Invalid or Missing Data for Vehicle Speed | PCM | Manufacturer does not provide Diagnosis or Testing for this code. |
| U1059 | Gear Position Missing | PCM | REFER to SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE . |
| U1262 | SCP Bus Missing | PCM | REPAIR all other DTCs before proceeding. CLEAR the DTCs. RETRIEVE the DTCs. If DTC 1262 is retrieved, REFER to SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE . |
Factory Service Tools
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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.
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