
2003 Subaru Impreza WRX 2.0L Misfire
Check engine light on, running rough, felt like misfire. Was sure scan would reveal which cylinder was misfiring, but only had code for front A/F sensor. Replaced so I could see what fuel trims were doing. With old sensor could not get into closed loop. Fuel t...
FIX posted 5/11/2011
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Message Closed w/FIX
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VIN | JF1GG29633 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0031 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage |
Message Closed w/FIX
Vehicle Data
2003 Subaru Impreza WRX
VIN | JF1GG29633 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0031 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage |