p0172 code diagnose and repair
code p0172 pops up. Cleaned the MAF. Check engine light came back after a short time. How do I diagnose exact problem so I don't spend a lot of $ on parts?
OK if MAF is now good, 1- check for a vacuum leak. 2-There could be a fuel pressure or delivery problem.
Search Toyota Tacoma Questions
Toyota Tacoma Experts