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 ZX2 AutomaticFACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake Control Module DTC Index
ANTI-LOCK BRAKE SYSTEM (ABS) MODULE DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1318 | No/Low Voltage To Anti-Lock Brake Control Module | ABS | Go To PINPOINT TEST Q . |
| B1342 | Anti-Lock Control Module Failure | ABS | Replace the anti-lock brake control module. Refer to Module - Anti-Lock Brake Control. Test system for normal operation. |
| C1095 | Pump Motor Shorted | ABS | Go To PINPOINT TEST B . |
| C1096 | Pump Motor Open | ABS | Go To PINPOINT TEST C . |
| C1115 | Shorted Anti-Lock Relay | ABS | Go To PINPOINT TEST D . |
| C1140 | Excessive Dump Time Fault | ABS | Go To PINPOINT TEST E . |
| C1145 | RF Anti-Lock Sensor (Static) | ABS | Go To PINPOINT TEST F . |
| C1148/C1234 | RF Anti-Lock Sensor (Dynamic) | ABS | Go To PINPOINT TEST G . |
| C1155 | LF Wheel Speed Sensor (Static) | ABS | Go To PINPOINT TEST F . |
| C1158/C1233 | LF Anti-Lock Sensor (Dynamic) | ABS | Go To PINPOINT TEST G . |
| C1165 | RR Anti-Lock Sensor (Static) | ABS | Go To PINPOINT TEST H . |
| C1168/C1235 | RR Anti-Lock Sensor (Dynamic) | ABS | Go To PINPOINT TEST J . |
| C1175 | LR Anti-Lock Sensor (Static) | ABS | Go To PINPOINT TEST H . |
| C1178/C1236 | LR Anti-Lock Sensor (Dynamic) | ABS | Go To PINPOINT TEST J . |
| C1184 | Excessive ABS Isolation | ABS | Go To PINPOINT TEST K . |
| C1194/C1196 | Open or Shorted LF Dump Valve Solenoid | ABS | Go To PINPOINT TEST N . |
| C1198/C1200 | Open or Shorted LF Isolation (ISO) Valve Solenoid | ABS | Go To PINPOINT TEST M . |
| C1220 | Anti-Lock Brake Warning Indicator Shorted | ABS | Go To PINPOINT TEST P . |
| C1222 | Wheel Speed Error | ABS | Go To PINPOINT TEST K . |
| C1210/C1212 | Open or Shorted RF Dump Valve Solenoid | ABS | Go To PINPOINT TEST N . |
| C1214/C1216 | Open or Shorted RF Isolation (ISO) Valve Solenoid | ABS | Go To PINPOINT TEST M . |
| C1242/C1244 | Open or Shorted LR Dump Valve Solenoid | ABS | Go To PINPOINT TEST N . |
| C1246/C1248 | Open or Shorted RR Dump Valve Solenoid | ABS | Go To PINPOINT TEST N . |
| C1250/C1252 | Open or Shorted LR Isolation (ISO) Valve Solenoid | ABS | Go To PINPOINT TEST M . |
| C1254/C1256 | Open or Shorted RR Isolation (ISO) Valve Solenoid | ABS | Go To PINPOINT TEST M . |
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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