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2005 Ford Expedition XLT 5.4L Poor Idle Quality, Misfire, MIL Lamp on
eng has a miss for sure #3, changed coils #3 with #1 still has [...] pressure in [...] injectors while there no change will check compression but at Idle cyls 1 thru 4 same bank show minus contribution at idle .cant find a vac leak and when rpms go up contribu...
FIX posted 2/16/2012
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15 Replies Received
15 Replies Received
Related Documents & Media | VIN | 1FMPU15505 |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0300 | Multiple Misfire Detected |
| P0303 | Cylinder 3 Misfire Detected |
| P0316 | Misfire Detected On Startup (Within the 1st 1000 Revolutions) |
Message Closed w/FIX
Vehicle Data
2005 Ford Expedition XLT
| VIN | 1FMPU15505 |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0300 | Multiple Misfire Detected |
| P0303 | Cylinder 3 Misfire Detected |
| P0316 | Misfire Detected On Startup (Within the 1st 1000 Revolutions) |
Video