The remote function module sees the interior center antenna circuit drop out
What it means
B10C8. The remote function module sees the interior center antenna circuit drop out. Passive start may not detect the key inside the cabin.
Findings, check these first
- Faulty interior center antenna
- Open or shorted antenna wiring
- Poor antenna connector
- Water or corrosion in the antenna circuit
- Faulty remote function actuator module
Standard procedure
- Confirm the code and test the interior center antenna
- Inspect the antenna and its connector
- Check the antenna circuit for an open or short
- Test passive start from the center of the cabin
- Replace the failed antenna or module after tests
Code lookup
Type a code above, or start from a symptom or a common code.
Press / to jump to the box. Ford-enhanced powertrain, body, chassis and network codes. Generic P0xxx codes live on OBD Codes List.
Sources and review
Review: checked against the recorded source material.
- B10C8 FORD Interior Center Antenna Circuit Intermittent: Code Meaning, Causes, Symptoms, & Tech Notes | Engine-Codes.com
archived reference page (engine-codes.com via Wayback Machine)
Supports: code identity, Ford meaning and possible causes
Fetched directly. Ford title, meaning and causes match the catalog record. Model and year fitment remain curator claims.
- B10c8 Ford - Interior Center Antenna Circuit Intermittent | AutoCodes.com
archived reference page (autocodes.com via Wayback Machine)
Supports: corroboration of Ford meaning and causes
Fetched directly. Same Ford text as the engine-codes page (both sites share one publisher).
Last updated 2026-09-29.
Report a correction for B10C8. Include your vehicle, the issue and a source if you have one.