SBC red light visit workshop ESP faulty

Hi everyone , 2004 E320 CDI Avantgarde my first ever thread asking for help after stupidly connecting a reverse polarity battery for about 30sec without starting the engine. It was showing SBC FAULTY , ESP FAULTY , Display faulty and red battery message So after various much appreciated advices I had new used alternator fitted, front SAM(few components blown) rear SAM ( components blown) , footwell fuse box new fitted , new front battery , used good BCM , front battery relay under wiper... SBC red light visit workshop ESP faulty

Hi everyone , 2004 E320 CDI Avantgarde
my first ever thread asking for help after stupidly connecting a reverse polarity battery for about 30sec without starting the engine.
It was showing SBC FAULTY , ESP FAULTY , Display faulty and red battery message
So after various much appreciated advices I had new used alternator fitted, front SAM(few components blown) rear SAM ( components blown) , footwell fuse box new fitted , new front battery , used good BCM , front battery relay under wiper...

SBC red light visit workshop ESP faulty

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