2005 BMW 545i Q&A

2005 BMW 545i Question: Does the fuel pump relay make my 2005 BMW 545i not to start in the morning

Does the fuel pump relay make my 2005 BMW 545i not to start in the morning -
Answer 1
get fuel pressure test. one when cold , one when warm. review when last tuned . it may be due. rec. fuel system clean. ethanol treatment to 1 tank fuel. build up in fuel system can cause starting issues. -