Fuel light on

Wardy

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Hi gents....just wondering if the fuel light has any other function for coming on apart from low fuel warning?
 
Should really explain main tank and touratech tank are full then after half hour fuel light comes on. If you stop for a min it doesn't want to immediately restart. It eventually starts after 5mins or so and then fuel light comes back on. Wondering if there's a connection or just coincidence.
 
Hi Steve , replied to your email but will post here as well :

I would be looking at two possible causes :

First check the 4 pin plug that goes to the fuel pump under the seat

Disconnect the plug from the pump and make sure there is no corrosion on either the male pins on the fuel pump itself or in the female plug on the wiring harness

Also check where the harness wiring connects to the plug for corrosion or any breaks in the wiring

I know this was a problematic area and a number of bikes had new connectors fitted under BMW warranty

If all looks OK there the next item would be either the fuel pump itself or the in line filter attached to the pump

The fact that it starts after 5-10 mins could be either the pump motor cooling down and then working OK again or the sediment settling in the filter and then allowing the fuel to pass again

Hope you can get sorted
 


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