
2005 Ford Expedition XLT 5.4L Poor Idle Quality, Misfire, vacuum in crankcase
Customer driving down highway, heard a pop noise and lost power. Vehicle would not go over 30 mph. Pulled over and towed to shop. Started with misfire, then realilzed that crankcase is in a heavy vacuum. Remove the oil cap and vehicle dies. Remove dipstick and...
Summary posted 8/13/2015
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Message Closed w/Summary
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VIN | 1FMPU16535 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / crankcase vacuum |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, Vacuum in Crankcase |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
P0304 | Cylinder 4 Misfire Detected |
Message Closed w/Summary
Vehicle Data
2005 Ford Expedition XLT
VIN | 1FMPU16535 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / crankcase vacuum |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, Vacuum in Crankcase |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
P0304 | Cylinder 4 Misfire Detected |