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1993 Mercury Tracer 1.9L Excessive Emissions, Cuts out, MIL Lamp on, Won't snap koer/tst
Posted to Ford Driveability on 7/31/1998

Hi all,

I appreciate any help or direction you can give on this one. It has me mystified. First, I haven't been able to verify any jerking or cutting out as reported by customer. In fact the car runs great, except when I'm running scanner test, and emissions....

  Related Documents & Media  1993 Mercury Tracer

 
Message Closed w/FIX

car Vehicle Data

1993 Mercury Tracer

VIN 3MAPM15J7P
Engine1.9 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
Emissionsus Fed
SymptomsExcessive Emissions, Cuts Out, MIL Lamp on, Won't Snap Koer/Tst
OccursHot, on Accel

Trouble Codes

171EGO not switching bank 1
172EGO not switching lean
181Rich limit bank 1 lean
186f.i. pulse width hi or MAF lo
Message Closed w/FIX

car Vehicle Data

1993 Mercury Tracer

VIN 3MAPM15J7P
Engine1.9 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
Emissionsus Fed
SymptomsExcessive Emissions, Cuts Out, MIL Lamp on, Won't Snap Koer/Tst
OccursHot, on Accel

Trouble Codes

171EGO not switching bank 1
172EGO not switching lean
181Rich limit bank 1 lean
186f.i. pulse width hi or MAF lo