Having problems with your 2002 Kia Rio ?

I noticed the check engine light come on today while being on the parkway going over 55. It seems like being on parkways for long distances I would get the check engine light. If I go back to regular street driving, the light goes off. I used a ODBII diagnostic and I got a Knock Sensor code. I have like 144,300 miles. Am I best off trying a higher octane gas or should I replace the knock sensor? The knock sensor hasn't been replaced yet. I had the timing belt replaced at like 67000 miles and c

Posted / edited by AnonymousUser on : 21-01-2019

Answers :


it may well be time for a new knock sensor with them miles, also check the MAF sensor. Changing this now will save you money in the long run as the cars engine will run smoother. it could just be dirty so it's up to you if you want to try cleaning it first.

Hiope this helps

Higher octane fuel will not cause the knock sensor code to disappear. The code is stored in memory most likely due to a fault with the sensor itself. What was the code number?
Repair Help & Product Troubleshooting for 2002 Kia Rio

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