PRE-CRASH SAFETY SYSTEM, Diagnostic DTC:C1A10

DTC Code DTC Name
C1A10 Front Radar Sensor

DESCRIPTION

The driving support ECU uses the millimeter wave radar sensor assembly to detect obstacles in front of the vehicle. Based on this information, the driving support ECU sends pre-crash control operation signals.

When the driving support ECU receives information that there is a malfunction in the millimeter wave radar sensor assembly, DTC C1A10 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

C1A10

Front Radar Sensor

While the engine switch on (IG), the driving support ECU receives information that there is a malfunction in the millimeter wave radar sensor assembly for 1 second.

  • Millimeter waver radar sensor assembly

  • Driving support ECU

Driving Support ECU (Pre-Crash 2)

PROCEDURE

  1. REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY

    1. Replace the millimeter wave radar sensor assembly.

      Click here

      Result

      Result

      NEXT
    NEXT

  2. ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY

    1. Adjust the millimeter wave radar sensor assembly.

      Click here

      Result

      Result

      NEXT
    NEXT

  3. CHECK FOR DTC

    1. Clear the DTCs.

      Click here

      Body Electrical > Pre-Crash > Clear DTCs

    2. Check for DTCs.

      Click here

      Body Electrical > Pre-Crash > Trouble Codes

      OK

      DTC C1A10 is not output.

      Result

      Result

      OK

      NG
    OK

    END (MILLIMETER WAVE RADAR SENSOR ASSEMBLY IS DEFECTIVE)

    NG

    REPLACE DRIVING SUPPORT ECU

    Click here