Repair procedures: Inspection

Inspection procedures for A smart cruise control system failure

1. Check the bumper appearance and accidents. (Visual appearance of the vehicle, Maintenance and bumper replacement history) → If the vehicle has been crashed, SCC mounting part is highly likely to be twisted.

   Alignment problem cases caused by minor collision 

   Fig 1: Bumper (Minor Collision)

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   Fig 2: Bumper (Minor Collision)

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   Normal condition 

   Fig 3: SCC Mounting Part (Normal Condition)

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   Poor condition 

   Fig 4: SCC Mounting Part (Poor Condition)

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2. Check whether the radar sensor cover of the bumper is dirty.

   → If the cover is dirty, SCC is highly likely to be released by the foreign substance during operation.

   Contamination case caused by snow 

   Fig 5: Bumper Radar Sensor Cover (Caused By Snow)

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   Fig 6: Bumper Radar Sensor Cover (Caused By Snow)

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3. After engine starting, check SCC warning massage in the cluster and DTC code. (Refer to DTC INDEX )