Use the board M35080 and clip smd8Adjustment is done in 3 steps:
1. eeprom in instrument
2. CAS programming with BMW CAS connector
3. ErrorScan
Remove the instrument and open it1. eeprom in instrument
2. CAS programming with BMW CAS connector
3. ErrorScan
Look for the 8-pin chip M35080
( remove this chip)
connect the clip with port M35080.
Connect the clip to the chip M35080 (red to pin 1).
Select in theTacho Universal BMW -> BMW -> 5er/7er/X5 -> E6X/E65/E66 ->
M35080 clip
The Tacho Universal showns you the original km.
Save the data!!!
Go back to the menue BMW -> 5er/7er/X5 -> E6X/E65/E66 -> 35080-0 (erase)
and wait until Tacho Universal displays „OK“
Select BMW -> 5er/7er/X5 -> E6X/E65/E66 -> M35080 clip
Load the original data you saved before and write it completely to the chip
Error message „data not equal“ can be ignored
Select BMW -> 5er/7er/X5 -> E6X/E65/E66 -> M35080 clip and program the new
km.
Do not install the instrument back yet! Before that, the CAS must be programmed
to “0”
Please follow the instructions carefully!!!
If the chip is 35080 V6 you must replace it by a new. This is new not
erasable generation.
erasable generation.
2. Schritt Cas Diagnose über „ BMW Cas Stecker“
Connect the cluster connector from car to port A. (Pin1 to red)
Attention:
Before you pull a fuse,
remove the key and store it away from the car!
While programming, do not open or close any doors or touch any buttons!!!
Remove the small fuse. The fusebox is on the passengers side behind theBefore you pull a fuse,
remove the key and store it away from the car!
While programming, do not open or close any doors or touch any buttons!!!
glovebox. See picture.
Important: the small fuse stays removed during the complete process.
Connect the Can Dongle with the BMW CAS cable and the cluster connector
in the car.
Select BMW -> 5er/7er/X5 -> E6X/E65/E66 Cas Prog
Follow exactly the instructions in Diga-Display, like „light on/off“
When it asks to „remove fuse“, the big fuse must be removed
i fit asks you to put it back, put back the big fuse
after programming is finished, put back the small fuse
3. ERRORSCAN
Connect the connector shown to the OBD2connector and select the menue „Errorscan“.
Wait until the main menues returns.
This can take about 5 minutes!
Source:http://www.mileageprogrammer.com/bmw-5series-e60-e61-with-tacho-pro-2008/