FixVault

DTC Detection Logic

NOTE:

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

DTC Display item Malfunction detected condition Possible cause
Past DTC Current DTC
C1130 ENGINE SIGNAL 1 When a malfunction is detected in ECM system.
  • Low battery voltage
  • Harness or connector
  • CAN communication line
  • Low battery voltage
  • CAN communication line
  • ECM
  • ABS actuator and electric unit (control unit)