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1999 Ford Expedition Eddie Bauer 5.4L MIL Lamp on
Hello I have these 2 codes that seem to contradict themselves. The valve seems fine and there are no blockages in any lines and the vacuum lines appear intact. Cannot seem to find what would cause both those codes and why would it detect excessive flow and the...
FIX posted 9/17/2008
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Message Closed w/FIX
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Related Documents & Media | VIN | 1FMPU18L9X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
| P0402 | Excessive EGR System Excessive Flow Detected |
Message Closed w/FIX
Vehicle Data
1999 Ford Expedition Eddie Bauer
| VIN | 1FMPU18L9X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
| P0402 | Excessive EGR System Excessive Flow Detected |
Video