DTC U0101:00 [Pcm (SKYACTIV-G)]: Outline

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DTC U0101:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	CAN communication: communication error to TCM (CAN Bus No. 1)
Detection condition	Communication error between the PCM and TCM continues for 5 s or more.
Fail-safe	Controls the turbine rotation signal at 0. Inhibits the AT torque reduction request.
Possible cause	NOTE: During malfunction diagnosis, first verify the malfunction detection of DTC U0074:00 or U0115:00 for the TCM. CAN communication line malfunction between PCM and TCM TCM malfunction PCM malfunction
System wiring diagram	Not applicable
Connector diagram	Not applicable