Heated Oxygen Sensor (HO2S): Specifications: Specification

HO2S [Bank 1/Sensor 1]

Item	Specification
Heater Resistance (Ω)	2.5 ~ 4.0 [20°C (68°F)]

HO2S [Bank 1/Sensor 2]

A/F Ratio (λ)	Output Voltage (V)
RICH	Approx. 0.9
LEAN	Approx. 0.04

Item	Specification
Heater Resistance (Ω)	3.3 ~ 4.1Ω[21°C (69.8°F)]