6.7L I6 Cummins Diesel4WDAUTOMATICdieselturbo
16 active safety recalls on this vehicle — view recalls
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B2106moderate severityBody

Antenna Short To Ground

on 2013 Ram 2500 6.7L I6 Cummins Diesel · 4WD

What this code means

The antenna circuit is shorted to ground, disrupting key transponder communication. No direct OBD P-code equivalent exists for this body code.

Symptoms

  • Engine will not start
  • Security light on
  • Key read failure

Common causes

  • Wiring shorted to ground
  • Pinched antenna harness
  • Faulty antenna coil
  • Corroded ground contact

Diagnostic steps

  1. Inspect harness for ground shorts
  2. Check continuity to ground
  3. Test antenna resistance
  4. Repair and clear codes

Other Body codes on this vehicle

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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