Check Engine Light due to Oxygen Sensor Failure on Saab 9-3

Problem Description and Possible Solution

The Check Engine Light may illuminate because of oxygen sensor failure. There may be no drivability symptoms detected though gas mileage may suffer.


Problem Data
RepairPal Verified
Average mileage: 139,000 (129,000–150,000)
Engine affected: 2.0L 4 Cylinder Turbo
3 model years affected: 2001, 2003, 2004
5 people reported this problem
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Turbo indicator would only go half way. And car would loose power. Where I would have to turn it off and on after waiting a few seconds to get the turbo to fully work how it should