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U2516 Diagnostic Trouble Code Discussion for October 2019

CAN System Wiring Harness Open Or Shorted


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Trouble Ticket Help Requests for DTC U2516
Help Request Posted
2006 Mazda 3 S 2.3L Stall, Erratic shifting VIN: JM1BK34386
U2516: Can Buss Off - Transmitter Error. The customer brought car to me with complaint of random/ intermittent abrupt un-commanded downshifting. Said that while cruising and range indicator reading 5th gear cluster would start flashing transmission warning indicator and then loud bang followed by...
October 18, 2019