2011 Subaru Impreza WRX STI Limited 2.5L Hesitation, MIL Lamp on
This turbocharged Subaru has a severe lack of power and hesitation when pulling away from a stop and is noticeably down on power when driving. When code is cleared, vehicle drives well until fuel trim is adjusted by computer and code sets. This led me to b...
FIX posted 7/5/2018
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Message Closed w/FIX
Vehicle Data2011 Subaru Impreza WRX STI Limited
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2011 Subaru Impreza WRX STI Limited
VIN | JF1GV8J67B |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 6-speed Standard |
Delivery | Fuel Injection / Turbo MFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |