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Impreza WRX STI F4-2.5L DOHC Turbo
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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P Code Charts
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P2097
P2097
DTC P2097 POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1
DTC DETECTING CONDITION:
-
Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode and Inspection Mode.
Wiring Diagram:
Step 1 - 6:
Step 7 - 12:
Step 13 - 15:
Step 16 - 19:
Step 20 - 21: