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Home >> Mazda >> 1995 >> MX-5 Miata L4-1.8L DOHC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Oxygen Sensor >> Specifications >> Electrical Specifications
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Electrical Specifications

HO2S Heater Resistance Approx. 13 Ohms 20 °C ( 68 °F)

Voltage at terminal A:
At Idle Below 1.0 Volts
Increasing eng. speed 0.5-1.0 Volts
Decreasing eng. speed 0-0.4 Volts