P2097 Diagnostic Trouble Code Discussion for January 2019
Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2)
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| Help Request | Posted | |
| 2012 Subaru Legacy 2.5i Premium 2.5L Excessive Emissions, MIL Lamp on VIN: 4S3BMBG64C P2097: Post catalyst fuel trim system too rich bank 1. ... give me some direction. This car came in the the P2097 - Post catalyst fuel trim system too rich bank one. I have gone through the factory procedure completely and I still don't have a resolution. I have replaced the front A/F sensor with a denso and ... |
January 11, 2019 |
