E46 Multifunction Steering Wheel Retrofit DIY Guide with Radio and Cruise Control Buttons

Detailed guide for retrofitting multifunction (MFL) steering wheel with radio and cruise control / tempomat buttons on an E46 BMW with N42 engine.

This guide will also work for other 3 series E46 BMW: 316i, 318i, 318Ci, 320i, 325i, 330i, 316ti, 318ti, 325ti with M54 or N42 or N46 engine.

M43B19 BOSCH M5.2: Cruise control retrofit needed
N42B18/N42B20 BOSCH M9.2: 27 E Data link MFL (40-pin connector, black)
N46B18/N46B20 BOSCH MEV9: 4 E Data link MFL (26-pin connector, black)
M52B20/M52B25/M52B25 SIEMENS MS41: Cruise control system retrofit needed
M52TUB20/M52TUB25/M52TUB28 SIEMENS MS42: 27 E Data link MFL (40-pin connector, black)
M54B22/M54B25/M54B30 SIEMENS MS43: 27 E Data link MFL

This guide also shows how to remove and install steering wheel airbag.

Links & part numbers:

- multi function steering wheel buttons: 61316949754 (61316903397, 61316940139) eBay search: https://www.ebay.com/sch/i.html?_from...
- MFL wiring kit: https://www.ebay.com/sch/i.html?_from...
- parts catalogue: https://www.realoem.com/bmw/enUS/part...
- service manual & wiring diagrams: https://www.newtis.info/tisv2/a/en/e4...
- trim removal tools; eBay search: https://www.ebay.com/sch/i.html?_from...

BimmerZen assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. BimmerZen recommends safe practices when working on vehicles and or with tools seen or implied in this video. Due to factors beyond the control of BimmerZen , no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not BimmerZen. BimmerZen assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. BimmerZen recommends safe practices when working on vehicles and or with tools seen or implied in this video. Due to factors beyond the control of BimmerZen , no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not BimmerZen.