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 MANUALSFORD1999WINDSTAR BASE, VAN CARGO, 3.8 4REPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXCRUISE CONTROL SYSTEM DTCS
1999 Ford Windstar Base, Van Cargo, 3.8 4
Cruise Control System DTCS
1999 Ford Windstar Base, Van Cargo, 3.8 4SECTION Cruise Control System DTCS
CRUISE CONTROL SERVO DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Perform Test |
|---|---|---|
| B1318 | Battery Voltage Low | C |
| B1342 | ECU Defective | Using NGS tester, perform speed control servo/actuator self-test. If DTC B1342 is retrieved again, replace speed control servo/actuator. See SPEED CONTROL SERVO/ACTUATOR |
| C1109 | Throttle Position Did Not Return To Idle After Self-Test | F |
| C1126 | Speed Control Switch Stuck For 2 Minutes Or Longer | D |
| C1127 | Brake Pressure Switch Circuit Failure | E |
| C1179 | Speed Control Cable Slack Failure | F |
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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.