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Home >> Infiniti >> 2017 >> QX80 Base, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1118: Transfer Control Unit >> DTC Logic >> Possible Cause
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Possible Cause

NOTE:

Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.

PAST DTC CRNT DTC
  • Harness or connector
  • ABS actuator and electric unit (control unit) power supply system
  • Fuse
  • Fusible link
  • Battery
  • CAN communication line
  • Transfer control unit
  • ABS actuator and electric unit (control unit)
  • CAN communication line