LEMON Manuals
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2004
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ES 330
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Repair and Diagnosis
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Different car
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Section 302 (Engine Control System (SFI) - Diagnostics)
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DTC P0031, P0032, P0051, P0052: Oxygen (A/F) Sensor Heater Control Circuit Low/High (Bank 1 & 2 Sensor 1)
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Component Operating Range
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Component Operating Range
WARNING:
This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT OPERATING RANGE SPECIFICATION TABLE
A/F sensor heater current
1.8 to 3.4 A at 20°C (68°F)