Close
QUESTIONS

RepairPal is your advocate for car care advice and guidance

Q: PO305 error code on 1999 Jeep Cherokee

Edit
Jeep has started to idle rough. OBDII code reader says PO305 (#5 cylinder misfire). Changed plug and wire, no help. Problem only at idle.
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
check the injector and do a compression test. lots of problems with exhaust valve seats going bad.

Roy
Compression check done. O.K. How do you "check" the injector? What about the EGR ?
Didn't find what you were looking for?