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DTC C1378/44 Capacitor Communication Malfunction: Description

Refer to DTC C1377/43  .

DTC DETECTION CONDITION

DTC Code Information Code DTC Detection Condition Trouble Area
C1378/44 112 When one of the following is detected:
  1. Open or short in FAIL line.
  2. Malfunction inside the power back up unit.
  3. IG1 terminal voltage is 9.5 V or more, and condition that capacitor communication malfunction signal is received or capacitor communication is malfunctioning continues for 12 sec. or more.
  • Wire harness
  • Brake control power supply
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