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Home › Infiniti › 2004 › M45 › Repair and Diagnosis › Engine Performance › Engine Control System › DTC P0133, P0153: Ho2S1 › Diagnostic Procedure › 10. Check Heated Oxygen Sensor 1

10. Check Heated Oxygen Sensor 1

Refer to COMPONENT INSPECTION .

OK or NG 

  1. OK: GO TO 11.
  2. NG: Replace malfunctioning heated oxygen sensor 1.
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