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2021 BMW I3
Range Extender•RWD•AUTOMATIC•hybrid
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Repairs0Labor318Torque3717Fluid6DTC2228Battery1Maintenance0Recalls0
CC-ID-19low severityBody

Boot (trunk) open

on 2021 BMW i3 Range Extender · RWD

What this code means

Indicates the trunk lid or tailgate is not fully closed. Raised by the body control module via the boot contact switch.

Symptoms

  • Trunk open warning displayed
  • Interior/trunk light stays on
  • Warning chime

Common causes

  • Trunk not fully latched
  • Faulty boot contact switch
  • Misaligned latch
  • Damaged switch wiring

Diagnostic steps

  1. Confirm trunk is physically closed
  2. Inspect boot contact switch
  3. Check latch alignment
  4. Test switch wiring continuity
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