Branflakes123
Well-Known Member
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I recently got my recall performed (2021 A91). No bricking but all of the changes coded in got reset. I have an MMI Prime for Android Auto and of course the AUX was coded in by Bimmertech, so I was not excited about having to setup another appointment. Long story short I did some digging around iDrive 6 and figured out how to re-enable AUX audio post recall using just Bimmercode. I'm not going to sit here and claim to know the caveats of all the AUX options that can be coded in. I only changed one to "aktiv" and it brought my AUX back. DO THIS AT YOUR OWN RISK. This worked for me, but I can't guarantee it will work for you. Just sharing my experience here.
BimmerCode -> Headunit -> Expert Mode -> 3000 HMI -> Search "aux" -> CDMM_AUX_SIMPLE_1 -> change from nicht_aktiv to aktiv -> SAVE -> backout and code
Also I have no idea if this works on new installs of the MMI Prime. There could be residual settings from the first time BimmerTech coded AUX in that I don't know about. For example, they could have added AUX to the "vehicle order". So once again: DO THIS AT YOUR OWN RISK
Link for MMI Prime for those unaware: https://www.bimmer-tech.net/category-android-auto-mmi-retrofit
BimmerCode -> Headunit -> Expert Mode -> 3000 HMI -> Search "aux" -> CDMM_AUX_SIMPLE_1 -> change from nicht_aktiv to aktiv -> SAVE -> backout and code
Also I have no idea if this works on new installs of the MMI Prime. There could be residual settings from the first time BimmerTech coded AUX in that I don't know about. For example, they could have added AUX to the "vehicle order". So once again: DO THIS AT YOUR OWN RISK
Link for MMI Prime for those unaware: https://www.bimmer-tech.net/category-android-auto-mmi-retrofit
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