
2002 Subaru Legacy GT 2.5L Poor Fuel Economy, MIL Lamp on
hey guys we got a subaru that doesnt want to stay gone. originally came in with a P0172 fuel trim too rich and the dealer said it needed a air fuel ratio sensor. we installed a factory sensor as per dealer info and the light came on with the same code a week [...
FIX posted 11/11/2006
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Message Closed w/FIX
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VIN | 4S3BH64592 |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Fuel Economy, MIL Lamp On |
Occurs | Intermittently |
Misc. | Wagon |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2002 Subaru Legacy GT
VIN | 4S3BH64592 |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Fuel Economy, MIL Lamp On |
Occurs | Intermittently |
Misc. | Wagon |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |