DTC C1720[49] Front Right Turn Signal Light Output Circuit Internal Electronic Failure (BCM)

1. DTC C1720[49] description

When the turn signal switch signal or hazard warning flasher switch signal is input, the BCM controls the turn signal light output circuit and illuminates the turn signal light. If the BCM detects a malfunction in the turn signal light (front right) output circuit, the DTC is set.

2. Condition for setting DTC C1720[49]

Condition for running the DTC

  • The BCM commands the turn signal light (front right) ON.

Condition for setting the DTC

  • The BCM detects an internal malfunction in the turn signal light (front right) output circuit.

3. Action taken when DTC C1720[49] sets

  • The output of the turn signal light (front right) is stopped.
  • Current and past failures are set.
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