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.
2006 Lincoln ZephyrFACTORY OEM SERVICE PROCEDURE
Starting System DTCS
PASSIVE ANTI-THEFT SYSTEM (PATS) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action |
|---|---|---|---|
| B1213 | Anti-Theft Number of Programmed Keys is Below Minimum | Powertrain control module (PCM) | REFER to ANTI-THEFT - PATS . |
| B1232 | Transceiver Module Antenna Failure. Memory Failure in The PCM. | PCM | REFER to ANTI-THEFT - PATS . |
| B1342 | ECU is Defective | PCM | CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a powertrain control module (PCM). REFER to ELECTRONIC ENGINE CONTROLS - 2.3L or ELECTRONIC ENGINE CONTROLS - 3.0L (4V) . CLEAR the DTCs. REPEAT the self-test. |
| B1600 | Passive Anti-Theft System (PATS) Key Transponder is Not Received | PCM | REFER to ANTI-THEFT - PATS . |
| B1601 | PATS Received Incorrect Key-Code From Key Transponder | PCM | REFER to ANTI-THEFT - PATS . |
| B1602 | PATS Received Invalid Format of Key-Code From Key Transponder | PCM | REFER to ANTI-THEFT - PATS . |
| B1681 | PATS Transceiver Module Signal is Not Received | PCM | REFER to ANTI-THEFT - PATS . |
| B2103 | Antenna Not Connected | PCM | REFER to ANTI-THEFT - PATS . |
| B2431 | Key Program Failure (Defective Key or Transceiver) | PCM | VERIFY if the correct PATS key is being used. If the PATS key is defective, USE a new key for programming. |
Factory Service Tools
Use the Manual With the Right Hardware
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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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