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Range ExtenderRWDAUTOMATIChybrid
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CC-ID-133moderate severityBody

Right Rear Light Failure

on 2021 BMW i3 Range Extender · RWD

What this code means

The right rear tail light is not functioning correctly. This warning is raised by the vehicle's lighting control module monitoring bulb circuits.

Symptoms

  • Warning message in instrument cluster
  • Right rear light not illuminating
  • Reduced visibility to following traffic

Common causes

  • Blown tail light bulb
  • Corroded bulb socket or connector
  • Faulty LED module
  • Wiring or ground fault

Diagnostic steps

  1. Inspect right rear light operation visually
  2. Check and replace bulb if needed
  3. Inspect socket and connector for corrosion
  4. Test circuit wiring and grounds with multimeter

Other Body codes on this vehicle

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