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1998 Pontiac Sunfire SE 2.2L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Good Day, Folks! While idling in the shop and watching the scan tool data, the injector pulse width intermittantly will jump up to over 8ms, (from around 2.5ms @ normal idle) This occurs WITH NO CHANGE IN ALL OTHER DATA such as MAP, ECT, TPS etc. This naturall...
Summary posted 9/21/2006
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Related Documents & Media | VIN | 3G2JB1246W |
| Engine | 2.2 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Intermittently |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0172 | Fuel System Too Rich (Bank 1) |
| P0300 | Multiple Misfire Detected |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
Message Closed w/Summary
Vehicle Data
1998 Pontiac Sunfire SE
| VIN | 3G2JB1246W |
| Engine | 2.2 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Intermittently |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0172 | Fuel System Too Rich (Bank 1) |
| P0300 | Multiple Misfire Detected |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
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