DTC code

P2097: Post Catalyst Fuel Trim System Too Rich

Vehicle-specific published guides for this diagnostic trouble code.

Post Catalyst Fuel Trim System Too Rich

P2097 usually means the ECM/PCM may be seeing the fuel trim after the catalyst as richer than expected.

Article vehicle: 2010-2015 Honda Civic 1.8 Gas

P2097 may mean the PCM is seeing post-catalyst fuel trim as too rich.

Article vehicle: 2010-2017 Honda Accord 2.4 Gas

P2097 may indicate the post-catalyst fuel trim system is reading too rich on Bank 1.

Article vehicle: 2010-2016 Honda Cr V 2.4 Gas

P2097 may indicate the PCM is seeing post-catalyst fuel trim behavior that does not match the expected mixture correction.

Article vehicle: 2016-2024 Honda Civic 1.5TurboGas

P2097 means the PCM may be seeing a rich correction pattern in the post-catalyst fuel trim calculation.

Article vehicle: 2020-2025 Honda Cr V 2.0Hybrid

P2097 may indicate post-catalyst fuel-trim behavior that the PCM sees as abnormal.

Article vehicle: 2018-2025 Honda Accord 2.0Hybrid

P2097 may mean the PCM is seeing post-catalyst fuel trim behavior that trends rich compared with what it expects.

Article vehicle: 2016-2024 Honda Civic 2.0 Gas

P2097 may mean the PCM is seeing a post-catalyst fuel trim correction that is richer than expected.

Article vehicle: 2017-2025 Honda Cr V 1.5TurboGas