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DTC P0135: O2 Sensor Heater Circuit (Bank 1 Sensor 1): Specification: Notes

HO2S TEMPERATURE SPECIFICATION (BANK 1, 2/SENSOR 1) 

Temperature H02S (S1) Heater resistance (Ω)
20°C (68°F) 2.4 ~ 4.0

HO2S TEMPERATURE SPECIFICATION (BANK 1, 2/SENSOR 2) 

Temperature H02S (S1) Heater resistance (Ω)
20°C (68°F) 3.0 ~ 4.1