Code No. U0230: Electric tailgate control unit CAN timeout

caution

If the diagnosis code No. U0230 is set, be sure to diagnose the CAN bus line.
When replacing the ECU, always check that the communication circuit is normal.

DIAGNOSTIC FUNCTION

If no signal from the electric tailgate control unit can be received, KOS-ECU sets the diagnosis code No. U0230.

PROBABLE CAUSES

Malfunction of CAN bus line
Malfunction of the electric tailgate control unit
Malfunction of KOS-ECU

DIAGNOSIS PROCEDURE

1.M.U.T.-III CAN bus diagnostics
2.Check the M.U.T.-III Diagnosis code for other systems
Check that a diagnosis code is set in the electric tailgate control unit.
3.Diagnosis code recheck