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1990 Ford F-150 Custom 4.9L Poor Idle Quality, Hesitation
Truck has a rough idle and will hesitate at about 50 km on acceleration. Fuel trim is at +30. It has a lean misfire on all cylinders. I have scoped MAP,TPS,IAC and primary ign. No problem found. Have done injector clean and scoped injectors. Vacumm gauge has a...
FIX posted 2/12/2007
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16 Replies Received
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Related Documents & Media | VIN | 2FTEF15Y2L |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / SEFI |
| Symptoms | Poor Idle Quality, Hesitation |
| Occurs | Always |
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Vehicle Data
1990 Ford F-150 Custom
| VIN | 2FTEF15Y2L |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / SEFI |
| Symptoms | Poor Idle Quality, Hesitation |
| Occurs | Always |
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