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DTC U1195: Coding not completed
 
 
caution
  • If DTC No. U1195 is set, diagnose the CAN bus lines.
  • When replacing the ECU, always check that the communication circuit is normal.
 
 
TROUBLE JUDGMENT
If the vehicle information data is not registered to the ETACS-ECU, the multivision display sets DTC No. U1195.
 
 
JUDGMENT CRITERIA
With the global coding counter value "0," if all the global coding data (vehicle information) are not set, the multivision display determines that a problem has occurred.
 
 
TROUBLESHOOTING HINTS
  • The CAN bus line may be defective
  • The multivision display may be defective
  • The ETACS-ECU may be defective
 
 
DIAGNOSIS
STEP 1. Using scan tool (M.U.T.-III), diagnose the CAN bus line.
(1)
cautionTo prevent damage to scan tool (M.U.T.-III), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-III).
Connect scan tool (M.U.T.-III). Refer to "How to connect the Scan Tool (M.U.T.-III) ."
(2) Turn the ignition switch to the "ON" position.
(3) Diagnose the CAN bus line.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Is the CAN bus line found to be normal?
Go to Step 2.
Repair the CAN bus line (Refer to GROUP 54C - Troubleshooting ).
 
STEP 2. Using scan tool (M.U.T.-III), read the ETACS diagnostic trouble code.
Check again if the DTC is set in the ETACS-ECU.
Is the DTC set?
Diagnose the ETACS troubleshooting (Refer to ).
Go to Step 3.
 
STEP 3. Recheck for diagnostic trouble code.
Check again if the DTC is set in the multivision display.
(1) Erase the DTC.
(2) Turn the ignition switch to "ON" position.
(3) On completion, check that the DTC is set.
Is the DTC set?
Replace the multivision display (Refer to ).
The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to use troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).