mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Heated Oxygen Sensor Heater|Page 2039 > < Electrical Specifications|Page 2036
Page 1
background image

Oxygen Sensor: Testing and Inspection
Heated Oxygen Sensor Heater

HO2S Connectors

1. Disconnect the heated oxygen sensor connector.
2. Measure the resistance between heated oxygen sensor terminals C and D by using an ohmmeter.

Specification: Approx. 13 Ohms @ 20°C (68°F) 

3. If not as specified, replace the heated oxygen sensor.

Heated Oxygen Sensor Heater|Page 2039 > < Electrical Specifications|Page 2036