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2004 Subaru Impreza WRX 2.0L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on
vehicle has a rough idle and hesitation in acceleration. found 3.754 volts at front a/f sensor and rear o2 sensor has 0.075 volts and fluctuates very slowly - never above o.100 volts. short term fuel trim 25%.
FIX posted 10/23/2008
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Related Documents & Media | VIN | JF1GD29624 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / mpfi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp On |
| Occurs | Cold, Under Load, Idle |
| Misc. | Wrx |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
Message Closed
Vehicle Data
2004 Subaru Impreza WRX
| VIN | JF1GD29624 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / mpfi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp On |
| Occurs | Cold, Under Load, Idle |
| Misc. | Wrx |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
Video