DTC U0423: Invalid Data Received From Instrument Panel Cluster Control Module

DTC detecting condition: 

CAN data from combination meter is abnormal.

Trouble symptom: 

• Displayed units are incorrect. (Temperature, fuel economy, distance, speed)
• The display order of date (year, month, day) is incorrect.
• Ambient air temperature reading in the regularly displayed bar is not correct. (Bar display)
• EyeSight screen is not displayed.
• EyeSight status is not displayed correctly in the advanced equipment screen.
• RAB status is not displayed correctly in the advanced equipment screen.
• Turn signal status is not displayed correctly in the advanced equipment screen.
• Driver Monitoring System icon is not displayed properly in the advanced equipment screen.
• Favorite screen Average speed does not change.
• Favorite screen Instantaneous fuel economy does not change.
• Favorite screen Orientation is not displayed.
• Favorite screen Weather is not displayed.
• Favorite screen Speed limit are not displayed.
• Favorite screen Driver Monitoring System is not displayed.
• Fuel economy screen Instantaneous fuel economy does not change.
• Fuel economy screen Average fuel economy is not displayed.
• Fuel economy screen Remaining fuel cruising distance value is not displayed.
• Illumination brightness is not changed by the bright switch.
• "Welcome" display is not displayed.
• The language shown is different from the language displayed in the combination meter.
• A screen cannot be switched to the setting screen.
• When the setting screen is on, the switches are disabled.
• Orientation screen is not displayed.
• Turn by turn screen is not displayed.
• Weather screen is not displayed.
• Audio screen is not displayed.
• X-MODE is not displayed on the preventive safety screen.
• Unable to switch TRIP display.