B1399 MERCURY - Personalised Key Synchronisation System Programming Failure
B1399 MERCURY Possible Causes
- Passive Anti-Theft System (PATS) key not programmed
- Faulty Body Control Module (BCM)
How do I fix code B1399 MERCURY?Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the B1399 MERCURY code
Labor: 1.0The cost of diagnosing the B1399 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
B1399 MERCURY DescriptionWhen the Body Control Module (BCM) enters a key programming state, it activates the transceiver to read the key in the ignition key cylinder. If a valid Passive Anti-Theft System (PATS) key is used and there are no concerns with PATS, the key is programmed into the BCM memory. The OBDII code sets when there is an unprogrammed PATS key
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