1998 MAZDA PROTEGE
14,100 MILES
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What is the fix for ODB code P1170?
Mar 28, 2013 at 8:47 PM
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ASEMASTER6371
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Code for upstream o2 sensor heater. check the wiring to the sensor and check fuses with a test light. most likely a bad o2 sensor.

You can check most codes on this page:

https://www.2carpros.com/trouble_codes/obd2

Roy
Mar 28, 2013 at 9:24 PM
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