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1998 Ford Ranger XL 4.0L Poor Fuel Economy, MIL Lamp on
Have a 98 ranger with 100% duty cycle at all times. Runs rich at all times. Trying to find out if an input is causing high duty cycle or if ECM is bad.
FIX posted 4/21/2011
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Message Closed w/FIX
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7 Replies Received
7 Replies Received
Related Documents & Media | VIN | 1FTZR15XXW |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
1998 Ford Ranger XL
| VIN | 1FTZR15XXW |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
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