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RX 330 AWD
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SFI System - Diagnostics
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DTC P0031, P0032, P0051, P0052: Oxygen (A/F) Sensor Heater Control Circuit Low/High (Bank 1 Sensor 1), Oxygen (A/F) Sensor Heater Control Circuit Low/High (Bank 2 Sensor 1)
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Component Operating Range
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Component Operating Range
COMPONENT OPERATING RANGE
A/F sensor heater current
1.8 to 3.4 A at 20°C (68°F)