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Infiniti
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2004
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M45
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Repair and Diagnosis
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Engine Performance
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Engine Control System
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DTC P0138, P0158: Ho2S2
›
Diagnostic Procedure
›
6. Check Heated Oxygen Sensor 2
6. Check Heated Oxygen Sensor 2
Refer to
COMPONENT INSPECTION
.
OK or NG
OK: GO TO 7.
NG: Replace malfunctioning heated oxygen sensor 2.