DTC U0155: Meter CAN timeout: Diagnosis
- STEP 1. Using scan tool (M.U.T.-III), diagnose the CAN bus line
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Use the scan tool (M.U.T.-III) to diagnose the CAN bus lines.
Q: Is the check result normal?
YES : Go to Step 2.
NO : Repair the CAN bus line (Refer to TROUBLESHOOTING ) and then go to Step 4.
- STEP 2. Using scan tool (M.U.T.-III), read the KOS diagnostic trouble code
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Check if DTC No. U0155 is set in the KOS-ECU.
Q: Is the DTC set?
YES : Go to Step 3.
NO : Go to Step 4.
- STEP 3. Recheck for diagnostic trouble code
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Check again if the DTC is set in the camera-ECU.
- Erase the DTC.
- Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
- Check if DTC is set.
Q: Is the DTC set?
YES : Replace the combination meter.
NO : A poor connection, open circuit, or other intermittent malfunction in the CAN bus line between the camera-ECU and the combination meter. (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION .)
- STEP 4. Recheck for diagnostic trouble code
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Check again if the DTC is set in the camera-ECU.
- Erase the DTC.
- Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
- Check if DTC is set.
Q: Is the DTC set?
YES : Replace the camera-ECU. (Refer to CAMERA-ECU REMOVAL AND INSTALLATION .)
NO : A poor connection, open circuit, or other intermittent malfunction in the CAN bus line between the camera-ECU and the combination meter. (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION .)