U0109 – Data bus: fuel pump (FP) control module – no communication

By BAT Team (Contact Me)
Last Updated 2016-04-30
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Code	Fault Location	Probable Cause
U0109	Data bus: fuel pump (FP) control module - no communication (Buy Part On Amazon)

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Russ Newman

4 years ago

Codes called for a new FPCM for my 2008 GMC Sierra. Got programmed module, checked it, and everything worked fine. After installing it back on the bracket, truck won’t start. Get U0109 and P0230. All fises uder hood are good. Any idea what’s going on with my truck? Many thanks.

Chad

10 months ago

Reply to Russ Newman

I have the u0109 code and am currently getting a programmed fpcm as i have checked all the wiring and all looks fine. If i have any other issues i will keep updated.