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2001 Ford Ranger XL 4.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on
Posted to Ford Driveability on 2/7/2005 13 Replies

Hi techs,this Ranger has a driveability issue(bad idle and surge at cruise speeds) with codes;po172 - po175 rich both banks. Also codes;po401 - po402 egr flow insufficient and egr flow excessive. I have install a new mass air flow,egr pressure sensor,2 oxygen ...

13 Replies Received (View Replies)

  Related Documents & Media  2001 Ford Ranger XL

 
Message Closed w/FIX

car Vehicle Data

2001 Ford Ranger XL

VIN 1FTYR10E11
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, MIL Lamp On
OccursCruise, Idle, Intermittently

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

2001 Ford Ranger XL

VIN 1FTYR10E11
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, MIL Lamp On
OccursCruise, Idle, Intermittently

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