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 INDEXAUTOLAMP SYSTEMS DTCSREAR ELECTRONIC MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
1999 Ford Windstar Base, Van Cargo, 3.8 4
Rear Electronic Module Diagnostic Trouble Code (DTC) List
1999 Ford Windstar Base, Van Cargo, 3.8 4SECTION Rear Electronic Module Diagnostic Trouble Code (DTC) List
REAR ELECTRONIC MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Perform Test |
|---|---|---|
| B1342 | ECU Is Defective | Clear and document all DTCs. Perform REM self-test. If DTC B1342 is retrieved again, replace Rear Electronic Module (REM). |
| B1485 | Brake Pedal Input Circuit Battery Short | T |
| B1806 | Taillight Output Circuit Failure/Always On | AR |
| B1806 | Taillight Output Circuit Failure/Inoperative | AQ |
| B1808 | Taillight Output Circuit Short To Battery | AQ |
| B2519 | High Mount Stoplight Circuit Failure/Always On | W |
| B2519 | High Mount Stoplight Circuit Failure/Inoperative | S |
| B2520 | High Mount Stoplight Circuit Short To Battery | S |
| B2523 | License Plate Light Circuit Failure/Always On | AU |
| B2523 | License Plate Light Circuit Failure/Inoperative | AT |
| B2524 | License Plate Light Circuit Short To Battery | AT |
| B2527 | Left Rear Stoplight Circuit Failure/Always On | V |
| B2527 | Left Rear Stoplight Circuit Failure/Inoperative | R |
| B2528 | Left Rear Stoplight Circuit Short To Battery | R |
| B2529 | Left Rear Turn Signal Light Circuit Failure | Y |
| B2530 | Left Rear Turn Signal Light Circuit Short To Battery | Y |
| B2531 | Right Rear Reverse Light Circuit Failure | AV |
| B2532 | Right Rear Reverse Light Circuit Short To Battery | AV |
| B2533 | Right Rear Stoplight Circuit Failure/Always On | U |
| B2533 | Right Rear Stoplight Circuit Failure/Inoperative | Q |
| B2534 | Right Rear Stoplight Circuit Short To Battery | Q |
| B2535 | Right Rear Turn Signal Light Circuit Failure | X |
| B2536 | Right Rear Turn Signal Light Circuit Short To Battery | X |
| B2545 | System Power Relay Circuit Short To Battery | J |
| B2565 | Right Taillight Circuit Failure/Always On | AR |
| B2565 | Right Taillight Circuit Failure/Inoperative | AP |
| B2566 | Right Taillight Circuit Short To Ground | AP |
RENDER: 1.0x
NO RELATED
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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.