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1997 Mercury Mystique GS 2.0L MIL Lamp on
Posted to Ford Driveability on 9/10/1999

Fellow members ! I had this 1997 Mystique with a 2.0L engine in last week with a PO133 code, that stands for the HO2S11 CKT. Slow Responce. The check engine light is on steady all the time. That is the O2 sensor befor the cat, as you know. I cleaned the MA...

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car Vehicle Data

1997 Mercury Mystique GS

VIN 3MELM6534V
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.VIN 3

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
Message Closed

car Vehicle Data

1997 Mercury Mystique GS

VIN 3MELM6534V
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.VIN 3

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response