CRUISE CONTROL SYSTEM, Diagnostic DTC:C1A50

DTC Code DTC Name
C1A50 Brake System

DESCRIPTION

When the hybrid vehicle control ECU receives an electronically controlled brake system malfunctioning signal from the skid control ECU via the CAN communication line, DTC C1A50 is output.

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

  • Electronically controlled brake system

  • CAN communication system

  • Hybrid vehicle control ECU

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)


    1. Check for DTC Click here.

      OK
      Electronically controlled brake system DTC is not output.

    NG

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM Click here

    OK

  2. CHECK FOR DTC


    1. Clear the DTC Click here.

    2. Recheck for DTC Click here.

      OK
      DTC C1A50 is not output

    NG

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here