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Toyota
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2004
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Highlander Limited, FWD
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 1 (Engine Control System (SFI) - Diagnostics (2AZ-FE))
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DTC P0037, P0038: Oxygen Sensor Heater Control Circuit (Bank 1 Sensor 2),
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Component Operating Range
Component Operating Range
WARNING:
This page is about a different variant/trim than selected.
COMPONENT OPERATING RANGE
HO2S heater current
0.4 to 1 A (when engine is idle, warmed-up and battery voltage is 11 to 14 V)