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2001 Ford Explorer Sport Trac 4.0L Poor Idle Quality, Misfire, MIL Lamp on
I am stumped on this one. This vehicle exhibits a very rough high idle at around 1500rpm. It goes away with light acceleration. Mil lamp is on but only for p0171(bank 1 lean). Occasionally will also have misfire code but very sporatic and never the same cylind...
FIX posted 4/27/2015
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Message Closed w/FIX
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27 Replies Received
27 Replies Received
Related Documents & Media | VIN | 1FMZU77E51 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Always, Idle, 1500Rpm |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2001 Ford Explorer Sport Trac
| VIN | 1FMZU77E51 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Always, Idle, 1500Rpm |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video