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.
2004 Ford Freestar BaseFACTORY OEM SERVICE PROCEDURE
Speed Control DTCS
SPEED CONTROL ACTUATOR DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTCs | Description | Source | Perform Test |
|---|---|---|---|
| B1318 | Low Ignition Voltage During Speed Control Operation | Speed control actuator | Go To PINPOINT TEST L: DTC B1318 - LOW IGNITION VOLTAGE DURING SPEED CONTROL OPERATION . |
| B1342 | ECU is Defective | Speed control actuator | CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new speed control actuator. Refer to SPEED CONTROL ACTUATOR . CLEAR the DTCs. REPEAT the self-test. |
| C1109 | Throttle Did Not Return to Idle After Self Test | Speed control actuator | Go To PINPOINT TEST K: DTC C1179 - EXCESSIVE CABLE SLACK IN SPEED CONTROL CABLE, DTC C1109 - THROTTLE DID NOT RETURN TO IDLE AFTER SELF-TEST . |
| C1126 | Command Switch Stuck for 2 Minutes or Longer | Speed control actuator | Go To PINPOINT TEST H: DTC C1126 - COMMAND SWITCH STUCK FOR 2 MINUTES OR LONGER . |
| C1127 | Deactivator Switch Stuck Open | Speed control actuator | If the vehicle is equipped with stability assist, Go To PINPOINT TEST I: DTC C1127 - DEACTIVATOR SWITCH STUCK OPEN (VEHICLES WITH STABILITY ASSIST) . If the vehicle is not equipped with stability assist, Go To PINPOINT TEST J: DTC C1127 - DEACTIVATOR SWITCH STUCK OPEN . |
| C1179 | Excessive Cable Slack in Speed Control Cable | Speed control actuator | Go To PINPOINT TEST K: DTC C1179 - EXCESSIVE CABLE SLACK IN SPEED CONTROL CABLE, DTC C1109 - THROTTLE DID NOT RETURN TO IDLE AFTER SELF-TEST . |
| U1027 | Missing or Invalid Throttle Message | Speed control actuator | Go To PINPOINT TEST M: DTCS U1027, U1041, U1051 AND U1059 . |
| U1041 | Missing or Invalid Vehicle Speed Message | Speed control actuator | Go To PINPOINT TEST M: DTCS U1027, U1041, U1051 AND U1059 . |
| U1051 | Missing or Invalid Brake Message | Speed control actuator | Go To PINPOINT TEST M: DTCS U1027, U1041, U1051 AND U1059 . |
| U1059 | Missing or Invalid PRNDL Message | Speed control actuator | Go To PINPOINT TEST M: DTCS U1027, U1041, U1051 AND U1059 . |
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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