mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Electrical Specifications|Page 3017 > < Diagram Information and Instructions|Page 3012
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Heated Oxygen (HO2S) Sensor: Electrical Specifications

Voltage Test - Engine Signal Monitor set to 2C (RH) or 2D (LH):

Engine condition

Voltage (V)

While decelerating

Approx. 0

While accelerating

Above 0.8

Sensitivity test - with SST set to position 1:
Monitor Lamp: Flashes more than 8 time/10 seconds

Heated Oxygen Sensor Heater

Resistance .......................................................................................................................................................................................  6.0 Ohms (20°C {68°F})

Electrical Specifications|Page 3017 > < Diagram Information and Instructions|Page 3012