Volvo AWD S80 Forum

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ETC S80 2000

WHATS THE SYPTOMS OF OXYGEN SENSOR MALFUNCTION AND THE ELECTRIC THROTTLE CONTROL MODULE.

HOW WOULD YOU DIFFRENTIATE BETWEEN THE TWO.

THE RPM ON THE VEHICLE IS 675 IDILING AND SOMETIMES WILL SHUT OFF.








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    ETC S80 2000

    ETM, surge or poor idle (low) but mostly the low idling, and the ETS light comes on....eventually able to go only about 20-30 MPH even when pressing fully on the gas. O2 Sensors give you a code and rough idling too but doesn't have the "push gas" and don't get anywhere feeling. Also, with the O2, you'll set a code so reading your car with a code reader will reveal the issue. Many times the ETM issue won't set a code until it's gotten really bad and turns on your check engine light. check out this site: http://VEXEDvolvo.org. (copy the period at the end of that link to your browser as part of the address too). Good luck trying to differentiate between the two.
    --
    1998 S70 T5 Emarald Green Metallic, 2004 V70 2.5T Ruby Red, Previous Owner of Black '94 850 Turbo Wagon







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