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Home › Nissan-Datsun › 2004 › Sentra SE-R › Repair and Diagnosis › Engine Performance › System › Engine Control System - Qr25DE › DTC P0133: Ho2S1 › Diagnostic Trouble Code (DTC) Confirmation Procedure › Testing Condition: › Notes

Testing Condition:: Notes

Always perform at a temperature above -10°C (14°F).
Before performing the following procedure, confirm that battery voltage is more than 11V at idle.