Can anybody help me! I have a 1996 e320 with check engine light on! I cannot get it inspected ! i had a friend of mine run the computer diagnostics on it and there are 3 codes that came up ! He has no idea what they mean ! The first was code 104 reversegear lock solen y66-1 the second was code 113 selector lever coding invalid ! the last was code 151 Gear compar nega-target not atttained ! If any one can help i appreciate ! Thank you!!!