E39 Very Affordable Bluetooth Retrofit | BMW M5 Forum and M6 Forums

The same should apply to the bmw units installed on the MG ZT and Rover 75 of how to make a loom to connect a ULF telephone unit to the BM54 radio unit …… “A guy with an e46 m3 he’d managed to retrofit for a similar cost as the Parrot with the steering controls. With his permission you will find below his guide slightly modified for our cars (both equipped with bm24, bm24w/dsp, “

Read …… https://www.m5board.com/threads/e39-very-affordable-bluetooth-retrofit.168081/

The ULF 54 pin plug

Together with this link as to how it works with the MG ZT …… https://www.the75andztclub.co.uk/forum/showthread.php?t=7597