Member
BMW 730d stop and wont start ...
Hello friends the situation is:
The car runs well last 500 000 miles and after turned it off it wont start anymore its cranking but no ignition
INPA returns error 4B90 rail pressure monitoring,and 0 voltage at fuel pump ...
obviosly theres no power to the fuel pump in tank ive checked it and with multimeter at contact and cranking it all zero ...
The fuse is ok what relay is supporting that pump or can it be immobilaizer problem
any help is appriciated
thanks in advance
Last edited by realpits; 05-17-2017 at 05:39 AM.
Member
no one ...
Member
It was the passenger side airbag/fuel pump controling module to be helpfull if anyone needs..
But now airbag and seatbelt for passe ger are red perhaps cos the module is from newer year 745i how can be this fixed ?
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