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1990 Ford Mustang LX 5.0L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall
Please help, this Mustang has a hard start but with a tip in throttle it will start. After it starts it has a difficult time finding an idle speed. It will either idle rough or it will roll up and down and then idle rough. It will also roll up and down and the...
Summary posted 3/20/2003
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 1FACP44E9L |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Symptoms | Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall |
| Occurs | Cold, Hot, Idle |
Trouble Codes
| 12 | KOER test set for a IAC error |
Message Closed w/Summary
Vehicle Data
1990 Ford Mustang LX
| VIN | 1FACP44E9L |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Symptoms | Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall |
| Occurs | Cold, Hot, Idle |
Trouble Codes
| 12 | KOER test set for a IAC error |
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