Check Engine Light on Due to Failed Emission Control Valve on Acura RSX

Problem Description and Possible Solution

The Check Engine Light may illuminate because a valve in the emission control system stops functioning correctly. requiring replacement.

Problem Data
RepairPal Verified
Average mileage: 94,000 (50,000–125,000)
2 model years affected: 2002, 2004
9 people reported this problem
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Viewing 1 - 3 of 3 comments
light came on and replaced O2 sensor
Emission control system light on
Replaced oxygen sensor 9/08 and dealer charged me $462. Today, 9/11 the check engine light came on again. I'm assuming it's the same thing? Annoying!! Will try the reset method, it was not a loose gas cap.