BMW CAS4 mileage reset via OBD with MINI ACDP

Purpose: BMW CAS4 mileage reset via OBD.
Need:
Yanhua ACDP basic unit + CAS4 module 1
M35xx eeprom adapter

CAS4 mileage reset method: via OBD


Procedure:
Part 1: mileage reset in CAS4.
Part 2: modify mileage in dashboard (required)
If only reset mileage in CAS4, not the dashboard, when you start the car, the mileage will restore to the old value.

Part 1: mileage reset in CAS4
Mini ACDP software selection
On the home menu, select "BMW".


CAS1-4


CAS4 /CAS4+


OBD mode.


IMMO / Mileage.

Reset Mileage.


The left job is easy, just follow the Mini ACDP on-screen instruction to complete.

Part 2: modify mileage in dashboard.
How to: Dismantle the BMW dashboard, remove the M35XX chip to read the old mileage value, then write new value.

Click on "M35XX".


The following list are dashboard chip types:
M35080
M35080 V6 / VP
080DOWQ
080DOWT
160DOWQ
160DOWT
M35128


Here are function menu:
Backup data
Recover data
Modify mileage
Open HEX Editor


For the newest BMW with 35160WT dashboard, it requires Simulator to reset the mileage.

Source of Yanhua YH35XX Programmer+ Simulator:
http://www.obdexpress.co.uk/wholesale/yanhua-yh35xx-programmer-simulator-35128wt.html

Enjoy
 Source:http://blog.obdexpress.co.uk/2019/12/26/bmw-cas4-mileage-reset-via-obd-with-yanhua-acdp/