BMW 850Ci Questions

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RUNS OK SLIGHT ROUGH IDLE REPLACED BANK2 UPSTREAM 02 TESTED INTAKE MANIFOLD W/ PROPANE 02 READING GOES UP ON LEFT BANK CANT SEEM TO PIN POINT INTAKE LEAK CAR HAS 50 K ON IT AND IT IS IMMACULATE ANY INPUT WOULD BE APPR...
Hi, I have a 93 850ci that has problems with the fuel pump and after I replaced it the engine runs for a few seconds and after that it turns off. It seems like some electric relays are shutting off but I am not sure ...
After I start the car the instruments and air conditioning do not work until I rev the engine past about 2500RPM - if it's a relay problem - which relay is it? Thanks for the service
The emergency flasher activates and can't be turned off unless I remove the relay. I installed a brand new relay but the problem comes back after a few minutes. The car is not used often and is always stored in the ga...