i was on the highway and was flooring it as i was switching gears it accidently poped into 2nd instead of 4th and then this p1399 code poped up and the cell blinks at all rpm. it sounds like no.4 injector is bad. if you know whats up let me know thx.

 

Ah, the money shift. Perform a compression test to check for bent exhaust valves.