Fail-Safe Control By Light And Rain Sensor Malfunction

BCM detects the light and rain sensor serial link error and the light and rain sensor malfunction.

BCM controls the following fail-safe when light and rain sensor has a malfunction.

Fail-safe Control

• Auto light control: Headlamp low beam, parking lamp, license plate lamp and tail lamp are turned ON.
• Front wiper control
  • Front wiper switch AUTO and sensing rain drop: The condition just before the activation of fail-safe is maintained until the front wiper switch is turned OFF.
  • Front wiper switch AUTO and not sensing rain drop: Front wiper is LO operation until the front wiper switch is turned off.