Check Engine Light On, Engine Runs OK on Kia Spectra5

Problem Description and Possible Solution

The Check Engine Light may erroneously illuminate, signifying a fault with the front oxygen sensor when no fault exists. Replacing the electrical connections at the oxygen sensor with a repair kit available from Kia will commonly fix this problem.

Problem Data
RepairPal Verified
Average mileage: 77,766 (40,000–105,000)
4 model years affected: 2005, 2006, 2007, 2008
17 people reported this problem
Viewing 1 - 4 of 4 comments
code po449 comes up on tester check engine light on
Check engine light comes on when the engine runs fine.
Check engine light comes on sporadically, I fixed it by ignoring it.
My engine revs when I push in the clutch and engine light is on