DTC U1195 Coding not completed
caution
If DTC U1195 is set in the BSW-ECU (master), always diagnose the CAN bus line.
Before replacing the ECU, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.
CHECK CONDITION
Ignition switch is in the "ON" position.
DIAGNOSTIC FUNCTION AND TROUBLE JUDGMENT
When the BSW-ECU (master) cannot store any vehicle information data, the ECU sets DTC U1195.
TROUBLESHOOTING HINTS
The ETACS-ECU has not been coded yet.
Malfunction of the ETACS-ECU
Malfunction of the BSW-ECU (master)
Malfunction of the CAN bus
DIAGNOSIS
1.
Using scan tool (M.U.T.-IIISE), diagnose the CAN bus line.
2.
Check if DTC B222C is set in the ETACS-ECU.
3.
Check whether the DTC is set again.