DYNAMIC RADAR CRUISE CONTROL SYSTEM, Diagnostic DTC:C1A50

DTC Code DTC Name
C1A50 Brake System

DESCRIPTION

When the driving support ECU receives an electronically controlled brake system malfunction signal from the skid control ECU via the CAN communication line, DTC C1A50 is output.

DTC Code DTC Detection Condition Trouble Area
C1A50 When signal malfunction from skid control ECU continues for 2 sec. or more while dynamic radar cruise control is in operation

  • Electronically controlled brake system

  • Driving support ECU

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)


    1. Using the intelligent tester, enter the following menus: Body / ABS/VSC/TRAC / DTC.

    2. Select "Clear" and clear the data.

    3. Recheck for DTC.

      OK
      Electronically controlled brake system DTC is not output.

    NG

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM Click here

    OK

  2. CHECK FOR DTC


    1. Using the intelligent tester, enter the following menus: Powertrain / Radar Cruise / DTC.

    2. Select "Clear" and clear the data.

    3. Recheck for DTC.

      OK
      DTC C1A50 is not output.

    NG

    REPLACE DRIVING SUPPORT ECU Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here