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Home >> Toyota >> 2004 >> Avalon XLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Diagnostics >> DTC P0135: A/F Sensor Heater Circuit (Bank 1 Sensor 1), DTC P0155: A/F Sensor Heater Circuit (Bank 2 Sensor 1) >> Circuit Description
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Circuit Description

Refer to DTC P0134 and P0154, see DTC P0134 OXYGEN SENSOR CIRCUIT NO ACTIVITY DETECTED (BANK 1 SENSOR 1), DTC P0154: OXYGEN SENSOR CIRCUIT NO ACTIVITY DETECTED (BANK 2 SENSOR 1) .

Fig 1: Identiying Circuit Description
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