Procedure:
[caption id="attachment_3776" align="aligncenter" width="642"]
Model BMW 7series (E65 / E66) ONLY Facelift[/caption][caption id="attachment_3777" align="aligncenter" width="416"]
board M35080 and clip smd8[/caption]
Use the board M35080 and clip smd8
Adjustment is done in 3 steps:
1. eeprom in instrument
2. CAS programming with BMW CAS connector
3. ErrorScan
1. eeprom in instrument
2. CAS programming with BMW CAS connector
3. ErrorScan
1. cluster
If the chip is 35080 V6 you must replace it by a new. This is new not erasable generation.
- Remove the instrument and open it
- 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->5er/7er/X5-> E6X/E65/E66 ->M35080 clip
- TheTacho 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!!!
2. CAS with the BMW CAS connector
Connect the cluster connector from car to port B. (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!!!
- 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 fuse in picture must be removed
- if it asks you to put it back, put back the big fuse
- after programming is finished, put back the small fuse
- Very Important if you are asked to insert fuse, first connect the connector then insert the fuse!
Fusebox in right side of the trunk !
3. ERRORSCAN
Connect the connector shown to the OBD2
connector and select the menue „Errorscan“.
Wait until the main menues returns.
This can take about 5 minutes!
Done!
Source:http://www.mileageprogrammer.com/bmw-7series-e6-with-tacho-pro-2008
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