DTC U1195: Coding not completed
caution
If DTC U1195 is set, diagnose the CAN bus lines.
When replacing the ECU, always check that the communication circuit is normal.
DIAGNOSTIC FUNCTION
When the coding data is not registered, KOS-ECU sets diagnostic trouble code No.U1195.
DTC SET CONDITION
Check Conditions
When all the following conditions are met.
Coding is not completed.
For 5 seconds since the start of the reception of ignition status signal (ON or during cranking) transmitted from ETACS-ECU.
Judgment Criterion
Any of the coding is not completed normally.
TROUBLESHOOTING HINTS
Malfunction of the CAN bus line
Variant coding for ETACS-ECU has not been implemented.
Malfunction of KOS-ECU
ETACS-ECU malfunction
DIAGNOSIS
1.
Using scan tool (M.U.T.-III), diagnose the CAN bus line.
2.
ETACS-ECU diagnostic trouble code check
3.
KOS-ECU diagnostic trouble code recheck