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U0073 Diagnostic Trouble Code Discussion for July 2013

Control Module Communication Bus Off

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Trouble Ticket Help Requests for DTC U0073
Help Request Posted
2006 Chevrolet Cobalt LT 2.2L Surge, MIL Lamp on VIN: 1G1AL55F16
U0073: Can communication. hi has intermittent problem when happens dash lights flick on and off, shifts erratic when driving,loses power steering. I have not drove when working bad when in shop it malfunctioned for about a minute by the time I got scan tool connected it stopped. after ...
July 02, 2013
2003 Mazda 6 i 2.3L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1YVFP80C63
U0073: CAN Communication System Error. ... got out for gas Got back in and on freeze frame at 45 mph at 1959 rpm the check engine light came on and the a/t light came on. Towed vehicle and had p2101 code. Pulled flow chart and checking wiring from app to throttle and had 1.1 volts and specs. states...
July 24, 2013