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1990 Ford Mustang LX 5.0L Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
Hi I am new to this and this will be my 1st time for asking help. I have a 1990 ford mustang in the shop that idles poorly. we checked the plugs and wires-all ok, pulled codes on it and get HEGO codes. We checked the wiring and they have voltage and it seems n...
Summary posted 5/8/2008
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Related Documents & Media | VIN | 1FACP41E2L |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / sefi |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy |
| Occurs | Always, Idle, Smells Like Gas |
| Misc. | Idles Rough |
Trouble Codes
| 41 | hego sensor ckt indicates lean no hego switching detected |
| 91 | hego sensor indicates lean front left no hego switching detected |
Message Closed w/Summary
Vehicle Data
1990 Ford Mustang LX
| VIN | 1FACP41E2L |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / sefi |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy |
| Occurs | Always, Idle, Smells Like Gas |
| Misc. | Idles Rough |
Trouble Codes
| 41 | hego sensor ckt indicates lean no hego switching detected |
| 91 | hego sensor indicates lean front left no hego switching detected |
Video