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.
2002 Ford ZX2 AutomaticFACTORY OEM SERVICE PROCEDURE
Diagnostic Trouble Code Definitions
NOTE:
For powertrain control module diagnostic trouble code definitions, see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.
ANTI-LOCK BRAKE CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Perform Test | ||
|---|---|---|---|---|
| B1318 | No/Low Voltage To Anti-Lock Brake Control Module | (1) | ||
| B1342 | Anti-Lock Brake Control Module Failure | (1) | ||
| C1095 | Pump Motor Shorted | (1) | ||
| C1096 | Pump Motor Open | (1) | ||
| C1115 | Shorted Anti-Lock Relay | (1) | ||
| C1140 | Excessive Dump Time Fault | (1) | ||
| C1145 | Right Front Anti-Lock Brake Sensor (Static) | (1) | ||
| C1148/C1234 | Right Front Anti-Lock Brake Sensor (Dynamic) | (1) | ||
| C1155 | Left Front Anti-Lock Brake Sensor (Static) | (1) | ||
| C1158/C1233 | Left Front Anti-Lock Brake Sensor (Dynamic) | (1) | ||
| C1165 | Right Rear Anti-Lock Brake Sensor (Static) | (1) | ||
| C1168/C1235 | Right Rear Anti-Lock Brake Sensor (Dynamic) | (1) | ||
| C1175 | Left Rear Anti-Lock Brake Sensor (Static) | (1) | ||
| C1178/C1236 | Left Rear Anti-Lock Brake Sensor (Dynamic) | (1) | ||
| C1184 | Excessive ABS Isolation | (1) | ||
| C1185 | Open Anti-Lock Relay | (1) | ||
| C1194/C1196 | Open Or Shorted Left Front Dump Valve Solenoid | (1) | ||
| C1198/C1200 | Open Or Shorted Left Front Isolation Valve Solenoid | (1) | ||
| C1210/C1212 | Open Or Shorted Right Front Dump Valve Solenoid | (1) | ||
| C1214/C1216 | Open Or Shorted Right Front Isolation Valve Solenoid | (1) | ||
| C1220 | Anti-Lock Brake Warning Light Shorted | (1) | ||
| C1222 | Wheel Speed Error | (1) | ||
| C1242/C1244 | Open Or Shorted Left Rear Dump Valve Solenoid | (1) | ||
| C1246/C1248 | Open Or Shorted Right Rear Dump Valve Solenoid | (1) | ||
| C1250/C1252 | Open Or Shorted Left Rear Isolation Valve Solenoid | (1) | ||
| C1254/C1256 | Open Or Shorted Right Rear Isolation Valve Solenoid | (1) | ||
|
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ELECTRONIC CRASH SENSOR MODULE DIAGNOSTIC TROUBLE CODE INDEX
| DTC (1) | Description | Perform Test | ||||||
|---|---|---|---|---|---|---|---|---|
| B1342 (2) | ECS Module Internal Fault | (3) | ||||||
| B1231 | Crash Data Memory Full | (3) | ||||||
| B1921 | ECS Bracket High Resistance/Incorrect Mounting | (3) | ||||||
| B1318 | Low Battery Voltage | (3) | ||||||
| C1414 | Incorrect Module Design Level | (3) | ||||||
| B1887 | Driver Air Bag Circuit Short To Ground | (3) | ||||||
| B1916 | Driver Air Bag Circuit Short To Battery Or Ignition | (3) | ||||||
| B1888 | Passenger Air Bag Circuit Short To Ground | (3) | ||||||
| B1925 | Passenger Air Bag Circuit Shorted To Battery Or Ignition | (3) | ||||||
| B1932 | Driver Air Bag Resistance High | (3) | ||||||
| B1933 | Passenger Air Bag Resistance High | (3) | ||||||
| B1934 | Driver Air Bag Resistance Low | (3) | ||||||
| B1935 | Passenger Air Bag Resistance Low | (3) | ||||||
| B1892 | Air Bag Tone Warning Indicator Circuit Short To Ground Or Open | (3) | ||||||
| B1891 | Air Bag Tone Warning Indicator Circuit Short To Battery Or Ignition | (3) | ||||||
| B2477 | Non-Volatile Memory Configuration Failure | (3) | ||||||
| B1869 | Air Bag Indicator Inoperative | (3) | ||||||
| B1870 | Air Bag Indicator Shorted To Battery | (3) | ||||||
|
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REMOTE ANTI-THEFT PERSONALITY MODULE DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Perform Test | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| B1334 | Luggage Compartment Door Ajar Circuit Short To Ground | (1) | ||||||||
| B1341 | Power Door Unlock Circuit Short To Ground | (2) | ||||||||
| B1522 | Hood Switch Circuit Short To Ground | (3) | ||||||||
| B2425 | Remote Transmitter Out Of Synchronization | (4) | ||||||||
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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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