2001 Mazda Protege LX 2.0L Poor Fuel Economy
we dont under stand why the car goes into open loop while driving at freeway speeds at 64mph the fuel control is steady but the system shows open loop fault while driving and if you stay at 40 mph the p1170 code will never set. the car is useing alot of gas.
FIX posted 4/19/2004
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Message Closed w/FIX
Vehicle Data2001 Mazda Protege LX
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2001 Mazda Protege LX
VIN | JM1BJ22201 |
Engine | 2.0 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Fuel Economy |
Occurs | Cruise |
Trouble Codes
P1170 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Stuck At Mid-Range |