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.
2001 Ford Explorer ChassisFACTORY OEM SERVICE PROCEDURE
Anti-Theft Systems DTCS: Passive
ANTI-THEFT SYSTEMS DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION (PASSIVE)
| DTC | Description | Test |
|---|---|---|
| B1213 | Number Of Programmed Ignition Keys Below Minimum | DTC B1213 |
| B1232 | Antenna Not Connected Or Defective Transceiver Module | DTC B1232 Or B2103 |
| B1600 | PATS Ignition Key Transponder Signal Not Received | DTC B1600 |
| B1601 | PATS Received Incorrect Key Code From Ignition Key Transponder | DTC B1601 |
| B1602 | PATS Received Invalid Key Code Format From Ignition Key Transponder | DTC B1602 |
| B1681 | PATS Transceiver Signal Is Not Received | DTC B1681 |
| B2103 | Antenna Not Connected Or Defective Transceiver Module | DTC B1232 Or B2103 |
| B2139 | Security Identification Does Not Match Between PATS Module & PCM | DTC B2139 |
| B2141 | No Security Identification Exchange Between PATS Module & PCM | DTC B2141 |
| U1147 | Faulty SCP Link Or Incorrect PCM Calibration | DTC U1147 |
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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