Make / Model: BMW 3 Series (E36)
Years Covered: 1998,1999
Module Programming: $100 one time fee.
Transponder Keys: $50 per key.
Remote/Fobik Keys: $75 per rke/fob.

Quick Info:
Difficulty Scale: 1 2 3 4 5 6 7 8 9 10
Target Module: EWS3 Module
Key Cutting: Trunk Lock
Pro Tips:
  • If your year is '99, Please make sure your model is in the E36 family and not the E46 (99-05).
  • EWS Location in the picture below is its general location. It may vary slightly between the models.
Lock Removal Instructions:
  • Tools needed: 10mm Deep socket, Screwdriver
  • Open trunk and remove trunk paneling around the back of the lock area. It helps to remove the whole thing.
  • Disconnect the lock linkage from tail piece from lock cylinder.
  • Remove two 10mm nuts holding lock cylinder in place.
  • Remove electronic sensor by lifting off the metal clip.
remove trunk lock cylinder
Module Removal Instructions:
  • Disconnect the cars battery, Usually you will need a 10mm socket/wrench for this.
  • Tools needed: Phillips Screwdriver/T15 Driver, 10mm/8mm socket
  • Remove shroud cover under steering column. There are three screws underneath holding it in place.
  • Locate the white EWS box and unhook its wire harness.
  • Remove the two 8 or 10mm plastic nuts holding it in place.
bmw e46 ews modul location