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1993 Ford Explorer XLT 4.0L Excessive Emissions, Poor Idle Quality, Misfire
Posted to Ford Driveability on 2/22/2011 12 Replies

Vehicle came in for a "put - put sound after operating for a while" Test drove and found idle to be rough however vehicle has good power and acceleration. Scan tool shows LTFT on both banks at -31%, STFT at -15% @ idle. On acceleration LTFT -21% STFT -5%. Oxyg...

12 Replies Received (View Replies)

  Related Documents & Media  1993 Ford Explorer XLT

 
Message Closed w/FIX

car Vehicle Data

1993 Ford Explorer XLT

VIN 1FMDU34X1P
Engine4.0 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / mfi
Emissionsobd 1
SymptomsExcessive Emissions, Poor Idle Quality, Misfire
Misc.Xlt

Trouble Codes

132Bank 1 no o2 sensor switch - system rich
173Bank 2 no o2 sensor switch - system rich
Message Closed w/FIX

car Vehicle Data

1993 Ford Explorer XLT

VIN 1FMDU34X1P
Engine4.0 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / mfi
Emissionsobd 1
SymptomsExcessive Emissions, Poor Idle Quality, Misfire
Misc.Xlt

Trouble Codes

132Bank 1 no o2 sensor switch - system rich
173Bank 2 no o2 sensor switch - system rich