2002 Subaru Impreza WRX 2.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
subaru tech, please help on this one. car came in with system too lean and misfire code. LTFT 14.8% STFT 17.2% road test vehicle, car loss power, turbo doesn't kick in like the way it suppose to [...] trim keep going up after we erease dtc. install smoke machi...
FIX posted 6/18/2009
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Message Closed w/FIX
Vehicle Data2002 Subaru Impreza WRX
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2002 Subaru Impreza WRX
VIN | JF1GD29632 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
Occurs | Always, Under Load, Idle |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0204 | Fuel Injector 4 Circuit Malfunction |
P0301 | Cylinder 1 Misfire Detected |
P0302 | Cylinder 2 Misfire Detected |
P0303 | Cylinder 3 Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |