Rusty Shackleford
Certified Ford Tech
- 61
- 1
Seems like there are alot of "quiz" questions posted here... so here's my favorite one to ask apprentices, especially if they are doing driveability work...
A gasoline engine has a misfire... what will the oxygen sensors read? Rich, or lean.
A gasoline engine has a misfire... what will the oxygen sensors read? Rich, or lean.