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2000 Ford F-150 XL 4.2L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on, rich exh.
Posted to Ford Driveability on 1/20/2005 11 Replies

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...

11 Replies Received (View Replies)

  Related Documents & Media  2000 Ford F-150 XL

 
Message Closed w/FIX

car Vehicle Data

2000 Ford F-150 XL

VIN 1FTZF1824Y
Engine4.2 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / f.i. dist-less
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Poor Fuel Economy, MIL Lamp on, Rich Exh.
OccursAlways

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
P0401EGR System Insufficient Flow Detected
P0402Excessive EGR System Excessive Flow Detected
Message Closed w/FIX

car Vehicle Data

2000 Ford F-150 XL

VIN 1FTZF1824Y
Engine4.2 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / f.i. dist-less
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Poor Fuel Economy, MIL Lamp on, Rich Exh.
OccursAlways

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
P0401EGR System Insufficient Flow Detected
P0402Excessive EGR System Excessive Flow Detected