2006 Subaru Outback 2.5i 2.5L MIL Lamp on
Looking for some input on this lean code have replaced the air fuel ratio sensor and maf sensor. Smoke tested intake and verified no other vacuum leaks like booster. Fuel pressure good around 55psi. Timing has been verified the belt was recently replaced. ...
FIX posted 3/30/2022
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Vehicle Data2006 Subaru Outback 2.5i
Trouble Codes
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Vehicle Data
2006 Subaru Outback 2.5i
VIN | 4S4BP61C76 |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |