VANOS Issue

[RANDYM3]

OK need some help
I was driving myE93 M3 yesterday pretty hard and she stalled .
Battery was dead and had to be jumped from front & back (2 cars) to get it to turn over.
Car started sounded like it was missing and clanging the following codes are present
A0b2, A0b4 supply terminal & starter operation
271A 271B 271C 271D VANOS Intake & Exhaust both Banks
2afb DME Intake Air temperature sensor
2B0D idle actuator monitoring
2B13 DME Speed Recording
2b35 misfire cylinder 1,2,3,
CF17 Message error from DSC
CF18 Speed error from DSC
CF1B steering wheel =angle error
CF1D wheel pressure error
I am normally a DIY guy and I am in the DFW area what to tackle first?

[spammysammich]

Measure your voltage. Get battery and alternator tested.

[Redd]

And check your ground strap.