Engine Misfire Due to Failed Spark Plug Wires on Subaru Impreza Outback Sport

Problem Description and Possible Solution

Sometimes the Check Engine Light illuminates because the computer detects misfires. Subaru released an improved spark plug wire set to solve the problem. The ignition coil should also be inspected for carbon tracks or short circuits between the contacts

Problem Data
RepairPal Verified
Average mileage: 104,000 (104,000–104,000)
Engine affected: 2.5L 4 Cylinder
6 model years affected: 2005, 2006, 2007, 2008, more2009, 2010
7 people reported this problem
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
Viewing 1 - 1 of 1 comments
Check engine light came on while driving and showed cylinder 4 misfire. Leaking spark plug gasket.