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1998 Mazda Protege DX 1.5L Excessive Emissions, MIL Lamp on
Posted to Asian Driveability on 1/26/2012 5 Replies

This protege came to us failing state emissions with very high CO. Sitting at idle CO is 9%. Oxygen sensor reads rich and fuel trims are -25. If we induce a misfire or start the vehicle in clear flood mode fuel control will be good. When the vehicle is running...

5 Replies Received (View Replies)

  Related Documents & Media  1998 Mazda Protege DX

 
Message Closed w/FIX

car Vehicle Data

1998 Mazda Protege DX

VIN JM1BC1410W
Engine1.5 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, MIL Lamp On
OccursIntermittently

Trouble Codes

P1170Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Stuck At Mid-Range
Message Closed w/FIX

car Vehicle Data

1998 Mazda Protege DX

VIN JM1BC1410W
Engine1.5 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, MIL Lamp On
OccursIntermittently

Trouble Codes

P1170Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Stuck At Mid-Range