Code No. C2200 ECU internal error


caution
  • If there is any problem in the CAN bus lines, an incorrect diagnosis code may be set. Prior to this diagnosis, diagnose the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ).
  • Whenever ECU is replaced, ensure that the CAN bus lines are normal.

OPERATION
ABS-ECU controls ABS by calculating the data sent from the wheel speed sensor and the G sensor.

DIAGNOSIS CODE SET CONDITIONS
This diagnosis code is set when ABS-ECU has malfunction.

PROBABLE CAUSES
ABS-ECU malfunction

DIAGNOSTIC PROCEDURE

Check whether the diagnosis code is reset.
Erase the diagnosis code.

Q. Is the diagnosis code No. C2200 set?
Replace the hydraulic unit (integrated with ABS-ECU) (Refer to ).
This diagnosis is complete.