U0073 control module communication bus off

2005 Ford Focus 1.6 Tdci 90
Car: Ford Focus
Year: 2005
Variant: 1.6 Tdci 90
Categories: Electrics, ECU, Warnings & Lights
hi,
i have ford focus 1.6 tdci90 55 plate.
my car showing this message. U0073 control module communication bus off.

any one let me know what is this or were can i fix this problem.thanks
Problem added: Oct 28, 2010 (13 years ago)
rehman

Points: 7
It sounds like an internal ecu fault but i would do a few simple checks i.e fuses in case a power supply to ecu is lost .also quick check of connections and any earthing points
Answered Oct 29, 2010 (13 years ago)
paulieone

Points: 1,801
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