What to do if check engine light is on but no code?
What to do if check engine light is on but no code? Check the make and model of your reader to see what it is built for and if all else fails, head into a parts store and they should be able to read the issue at no cost to you. No code being generated on the reader does not mean the driver is in the clear. What is the manufacturer specific check engine light code? Manufacturer-specific codes use a number other than “0” as the second digit. In general, codes that begin with P0 are generic codes concerning a...