The remote function module sees the right rear door handle antenna circuit drop out
What it means
B10CB. The remote function module sees the right rear door handle antenna circuit drop out. The door may not unlock when you pull the handle with the key nearby.
Findings, check these first
- Faulty right rear door handle antenna
- Open or shorted antenna wiring
- Poor antenna connector
- Water or corrosion in the door handle circuit
- Faulty remote function actuator module
Standard procedure
- Confirm the code and test the right rear door handle antenna
- Inspect the handle antenna and its connector
- Check the antenna circuit for an open or short
- Test intelligent access at the right rear door
- 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.
- B10CB FORD Right Rear Door Handle 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.
- B10cb Ford - Right Rear Door Handle 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).
Source caveat: The page title names the right rear door handle antenna while the body text names the right front door IA antenna. The record follows the title, matching the code family pattern.
Last updated 2026-09-29.
Report a correction for B10CB. Include your vehicle, the issue and a source if you have one.