this link will show how to troubleshoot the micu.
https://drive.google.com/file/d/0B50iKB47HPutRU16cjJPV095SVk/view?usp=sharing
To be honest I am at a bit of a loss why your car is showing this code without entering the diagnostic mode. Did you try disconnecting the battery wait 5 mins. Reconnect rain sensor then reconnect battery?
https://drive.google.com/file/d/0B50iKB47HPutRU16cjJPV095SVk/view?usp=sharing
To be honest I am at a bit of a loss why your car is showing this code without entering the diagnostic mode. Did you try disconnecting the battery wait 5 mins. Reconnect rain sensor then reconnect battery?