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P2097 Diagnostic Trouble Code Discussion for April 2014

Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2)


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Trouble Ticket Help Requests for DTC P2097
Help Request Posted
2008 Mazda 6 i 2.3L MIL Lamp on VIN: 1YVHP80C48
P2097: Post Cat Fuel Trim Rich. ... Rich, P2177 Lean of Idle and P2187 Lean at Idle. Clear codes but they return on test drive. Purge solenoid has been replaced and tested. Checked for vacuum leaks, none found. STFT 25%, LTFT 5.0%. MAF seems to be right and fuel pressure within spec at 50#. ...
April 09, 2014
2008 Mazda 6 i 2.3L MIL Lamp on VIN: 1YVHP80C48
P2097: Post Cat Fuel Trim Rich. ... Rich, P2177 Lean of Idle and P2187 Lean at Idle. Clear codes but they return on test drive. Purge solenoid has been replaced and tested. Checked for vacuum leaks, none found. STFT 25%, LTFT 5.0%. MAF seems to be right and fuel pressure within spec at 50#. ...
April 14, 2014