Code No. U1195: Coding Not Completed


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.
  • Whenever the ECU is replaced, ensure that the CAN bus lines are normal.
  • When the diagnosis code No.U1195 is set in AWC-ECU, the diagnosis code may also be set in ETACS-ECU. When the diagnosis code is set in ETACS-ECU, perform the diagnosis of the diagnosis code for ETACS-ECU first.

OPERATION


AWC-ECU receives the vehicle information stored in ETACS-ECU via CAN bus lines.

DIAGNOSIS CODE SET CONDITIONS


The code is set when the AWC-ECU coding has not been performed.

PROBABLE CAUSES



DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III CAN bus diagnostics.
Use M.U.T.-III to perform the CAN bus diagnosis.

Q. Is the check result normal?
Go to Step 2.
Repair the CAN bus lines. (Refer to GROUP 54C - Troubleshooting). After repairing the CAN bus line, go to Step 2.

STEP 2. M.U.T.-III diagnosis code.
Check the ETACS diagnosis code. (Refer to GROUP 54A - Troubleshooting).

Q. Is the diagnosis code set?
Perform the relevant troubleshooting.
Go to Step 3.

STEP 3. ETACS-ECU coding data check
Using the M.U.T.-III, check if there is any abnormality to the coding data stored in the ETACS-ECU. (Refer to GROUP 00 - Coding List).

Q. Is the check result normal?
Go to Step 4.
Replace the ETACS-ECU. (Refer to GROUP 54A - ETACS-ECU). Then go to Step 5.

STEP 4. Check whether the diagnosis code is set again.

Q. Is diagnosis code No.U1195 set?
Replace the AWC-ECU. (Refer to ). Then go to Step 5.
Intermittent malfunction. (Refer to GROUP 00 - How to Cope with Intermittent Malfunction).

STEP 5. Check whether the diagnosis code is set again.

Q. Is diagnosis code No.U1195 set?
Return to Step 1.
This diagnosis is complete.