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1991 Ford Ranger Custom 3.0L Pings and Poor Power
flow chart indicated replacment of ecu. Did not cure problem, 2(two) reman (ford) ecu's also failed flow chart test (dc14 test failed), substituted maf sensor, did not cure problem. The problem is very intermitent can not get it to act up in shop or on road te...
FIX posted 7/18/1998
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| VIN | 1FTCR14U9M |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / efi |
| Emissions | obd1 |
| Symptoms | Pings and Poor Power |
| Occurs | Hot, Intermittently, Usually After a Long Drive |
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Vehicle Data
1991 Ford Ranger Custom
| VIN | 1FTCR14U9M |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / efi |
| Emissions | obd1 |
| Symptoms | Pings and Poor Power |
| Occurs | Hot, Intermittently, Usually After a Long Drive |
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