BMW CAS4 mileage reset via OBD with Yanhua ACDP successfully

This post is available with how to use Yanhua ACDP successfully for 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