B2103low severityBody
Antenna Not Connected
on 2016 Ford F-150 3.5L V6 EcoBoost · RWD
What this code means
The radio or antenna module is reporting that the antenna is not connected or has an open circuit. No OBD P-code equivalent exists for this body code.
Symptoms
- Poor or no radio reception
- Antenna fault message
- Static on all stations
Common causes
- Loose or disconnected antenna cable
- Broken antenna wiring
- Faulty antenna base or element
- Corroded antenna connector
Diagnostic steps
- Check antenna cable connection at head unit
- Inspect antenna wiring for breaks
- Test antenna base continuity
- Replace antenna or repair wiring
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Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
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Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
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Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
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Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0005
Driver Knee Airbag Deployment Circuit