The below screen capture is of my car, notice how the value here is 08. This value will be needed later on if you decide to adjust the month/year manually. Step 5: In the results, find COU_RSTG_CBS_MESS_WERT make a note of the value here, it will be between 0 and 30. Step 4: Navigate to cbs_daten_lesen and run the job

Use Real OEM to confirm your vehicles DME -> Enter the last 7 of your VIN -> Engine Electrical Systems -> DME Step 3: Open Tool 32, run MSD80.prg, or other DME file if applicable Step 2: Connect car, confirm connection with INPA, close INPA Step 1: Disable JB4 if equipped (Map 0), or any other tuning which may interfere. If you are new to coding, begin here before progressing further: You will also need a K+DCAN cable to connect your BMW. You will need INPA, and Tool 32 to accomplish this, both are contained within BWM Tools 2.12.

You're manually adjusting the CBS data for the current oil life by saying it is x percent of 100

After each Oil Change + OCI reset, you'll need to perform this coding. I'm not sure what would happen, but I presume damage to the code within the module, in this case the DME.Ĩ. You do not want the battery dying while in the middle of coding. Turning the headlights to off is also a good idea to preserve the battery. Before beginning, attach a battery charger or tender to the car to keep the battery powered up. This process will reset the CBS value, so if you did an oil change a few months back, you'll need to remember when to change the oil next without relying on the CBS reminder.ħ. Warning: This process may trigger a tamper value for the CBS that could cause a headache if still under warranty: 'Also, executing 'cbs_reset' Job you set MANIP_CBS flag, which essentially says: 'System has been tampered with'.' -> postcount=19Ħ.

By following this DIY, you are doing so at your own risk, I am not responsible for any damage that may occur to your vehicle.ĥ. This DIY compresses scattered information into one central DIY and adds some of my own insightsĤ. This is a summary made in part from a DIY found on Bimmerpost, I am not the mastermind behind thisĢ. BMW E9x & E8x CBS Oil Change Value Adjustments DIY (coding)ġ.

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