BMW G30 LCI Rear Tail Light Retrofit — Complete DIY Guide

Procedureadvanced 1 min read Video Guide
G-series (2018-present)BDC #coding #retrofit #advanced #G30 #LCI #tail-lights #wiring #DIY

Complete DIY guide to retrofitting LCI rear tail lights on a pre-LCI BMW G30. Covers parts needed, disassembly, wiring modifications with pin reassignment, running new wires to the BDC, E-Sys coding with the HELC SA option, and fixing the flickering issue.

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What's Covered

  1. 1Gather parts and tools
  2. 2Disconnect the battery
  3. 3Remove trim panels and access tail lights
  4. 4Install the LCI tail lights
  5. 5Reassign inner tail light connector pins
  6. 6Run new wires from rear lights to the BDC
  7. 7Code the BDC in E-Sys
  8. 8Verify and reassemble