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Subaru Impreza Outback Sport Problems

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

(8 people reported this problem)

Subaru Impreza Outback Sport Vehicles With This Problem

Detailed Estimates
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
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Brake problem? Or maybe a faulty head gasket cylinder?
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Check engine light came on while driving and showed cylinder 4 misfire. Leaking spark plug gasket.