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Discussion Starter #1 (Edited)
hi all
i have w163 ml400
when ignition to position 1 or 2 , srs and airbag lights no come on , radio , wipers not working , when i driving some times srs and airbag light come on and off , then all working fine , if stop the engine and start again have same problem

i have change battery with new , clear all grounds , when srs and airbag light come when ignition on , i have 12 volt to circuit15 , otherside i have 3 or 3.5volt max
i have change fuse and relay without find solution , i put also and emulator in seat passenger.

on diagnostic i take error B1315 with short or open circuit to postitive *without emulator and if put the emulator i take short or open circuit to ground, if remove and emulator and paseger seat sensor on circuit 15 i take save voltage 3v

any ideas?
sorry for my bad english
many thanks
 

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Discussion Starter #3
yes , last year , sunroof leak and i see water on driver side , hmm you are right next from this period start the problems with srs -airbag lights etc
 
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