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Oxygen Sensor

Resistance Test
Front Oxygen Sensor Heater 3.3 - 6.3 at 77 Ohms At Degrees Fahrenheit (ohms @ deg F)
Note: Between terminals (3) and (1).
Rear Oxygne Sensor Heater 5.2 - 8.2 at 77 Ohms At Degrees Fahrenheit (ohms @ deg F)
Note: Between terminals (a) and (c).