Fuel supply-possible to continue. Drivetrain

Mohamedfiroze

New member
Guys please help. After driving just 1km or so. Car showed drivetrain and fuel supply- possible to continue journey. It also showed transmission hot- after such a short distance, from cold.Car then just died. F30 328i. Car won't even crank. Had it towed home.

Disconnected the battery. Let it cool down for 3 hours. Car then started as if nothing was wrong. Scared to drive it tho. All mechs not working christmas period.

Any suggestions? Fuel pump? Which one? Hpfp or lpfp?

Any suggestions would be appreciated
 

zaleonardz

Well-known member
Nope.

All of those at the same time means you either have a bad ground, or you are having bus corruption, but the gearbox overheat is too specific to be bus corruption

I would say bad ground, when last did you drive the car, considering its holidays, some of these modules freak out when they don't have the correct power
 

Mohamedfiroze

New member
Hi bud.
Thanks for your reply. I drive the car daily.

You reckon bad ground? Where could i start looking? Possible to give it extra ground? And if so. How?

A similar thing happened a year ago. Number 4 ignition coil burnt out causing my ecu to burn out. Replaced both. 20k after that had no issues until today.

Your help will be appreciated
 

zaleonardz

Well-known member
burning coils, on a f30, This is a relatively new car. 2012/2013 ?

Is it modded..

The only place to start looking here would be with diagnostics. There are ground points all over the vehicle, so not directly no.

Contact Forum Sponsor OBDWorx, they might be able to assist.
 
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