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DTC C1781: Suspension Control ECU Malfunction [08/2019 - ]: Description

If a malfunction in the suspension control ECU is detected, DTC C1781 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate
C1781 Suspension Control ECU Malfunction One of the following conditions is met:
  • A nonvolatile memory malfunction
  • A CAN communication resistor malfunction
  • A main relay lock-up malfunction
Suspension control ECU Indicated