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2000 Ford F-150 XL 4.2L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on, rich exh.
Hi gang,this sucka is running "RICH"!Customers complaint was;ck. eng. light has come-on+running rough,Pulled codes=po172+po175=both banks "system too rich. So i did the usual ck. of live data/ freeze-frame etc, power balance/compr. tests=o.k. , did fuel pressu...
FIX posted 1/31/2005
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Related Documents & Media | VIN | 1FTZF1824Y |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / f.i. dist-less |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Poor Fuel Economy, MIL Lamp on, Rich Exh. |
| Occurs | Always |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0175 | Fuel System Too Lean (Bank 2) |
| P0401 | EGR System Insufficient Flow Detected |
| P0402 | Excessive EGR System Excessive Flow Detected |
Message Closed w/FIX
Vehicle Data
2000 Ford F-150 XL
| VIN | 1FTZF1824Y |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / f.i. dist-less |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Poor Fuel Economy, MIL Lamp on, Rich Exh. |
| Occurs | Always |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0175 | Fuel System Too Lean (Bank 2) |
| P0401 | EGR System Insufficient Flow Detected |
| P0402 | Excessive EGR System Excessive Flow Detected |
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