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2004
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Highlander Limited, FWD
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Repair and Diagnosis
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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 P0031, P0032: Oxygen (A/F) Sensor Heater Control Circuit (Bank 1 Sensor 1)
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Typical Malfunction Thresholds
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P0031
Typical Malfunction Thresholds: P0031
WARNING:
This page is about a different variant/trim than selected.
TYPICAL MALFUNCTION THRESHOLDS (P0031)
A/F sensor heater current
Less than 0.8A