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
Information And Message Center DTCS
MESSAGE CENTER MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action/Go to |
|---|---|---|---|
| B1205 | EIC Switch 1 Assembly Circuit Failure | MCM | PINPOINT TEST D |
| B1676 | Battery Voltage Out of Range | MCM | PINPOINT TEST A |
| U2013 | Compass Module - No Response | MCM | PINPOINT TEST B |
INSTRUMENT CLUSTER MODULE (ICM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action/Go to |
|---|---|---|---|
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | PCM | CARRY OUT the PCM self-test. |
| U1073 | SCP (J1850) Invalid or Missing Data for Engine Coolant | PCM | CARRY OUT the PCM self-test. |
| U1123 | SCP (J1850) Invalid or Missing Data for Odometer | ABS/TC | CARRY OUT the ABS/TC self-test. |
| U2013 | Compass Module - No Response | ICM | PINPOINT TEST D |
FRONT ELECTRONIC MODULE (FEM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action/Go to |
|---|---|---|---|
| B1254 | Air Temperature External Sensor Circuit Failure | FEM | PINPOINT TEST E |
REAR ELECTRONIC MODULE (REM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action/Go to |
|---|---|---|---|
| B2570 | Right Lamp Outage Signal Circuit Short to Ground | REM | PINPOINT TEST G |
| B2571 | Left Lamp Outage Signal Circuit Short to Ground | REM | PINPOINT TEST G |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.