B2105moderate severityBody
Antenna Short To Battery
on 2012 Jeep Wrangler 3.6L V6 · 4WD
What this code means
The antenna circuit is shorted to battery voltage, preventing proper key communication. No direct OBD P-code equivalent exists for this body code.
Symptoms
- No-start condition
- Security light illuminated
- Intermittent key detection
Common causes
- Wiring shorted to power
- Chafed antenna harness
- Faulty antenna module
- Damaged connector
Diagnostic steps
- Inspect antenna wiring for shorts
- Check for voltage on signal circuit
- Test antenna module
- Repair short and clear codes
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Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0006
Passenger Knee Airbag Deployment Circuit
B0007
Rear Left Side Airbag Deployment Circuit
B0008
Rear Right Side Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment
B0011
Driver Side Airbag Deployment Circuit Open