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 MANUALSMERCURY2001SABLE LS, 4D SEDAN, 3.0 U, AX4SREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXAUTOLAMP SYSTEMS DTCS
2001 Mercury Sable LS, 4D Sedan, 3.0 U, AX4S
AUTOLAMP Systems DTCS
2001 Mercury Sable LS, 4D Sedan, 3.0 U, AX4SSECTION AUTOLAMP Systems DTCS
AUTOLAMP SYSTEMS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Perform Test |
|---|---|---|
| B1342 | ECU Failure | Using WDS or NGS tester, retrieve and document all continuous. Perform Generic Electronic Module (GEM) self-test. If DTC B1342 is retrieved again, replace GEM. |
| B1472 | Headlamp Input Circuit Short To Ground | E |
| B1696 | Autolamp On Circuit Short To Ground | E |
| B1790 | Photocell & Amplifier Input Circuit Failure | E |
| B2249 | Headlamp Output Relay Driver Short To Battery | C |
| B2251 | Parklamp Output Relay Driver Circuit Failure | If parking lights are inoperative, perform D . If parking lights are on continuously, perform E . |
| B2252 | Parklamp Output Relay Driver Short To Battery | D |
| B2598 | Headlamp Output Relay Driver Circuit Failure | If headlights are inoperative, perform C . If headlights are on continuously, perform E . |
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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.