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Home >> Infiniti >> 2007 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0137 To P0448 >> DTC P0138, P0158 Ho2S2 >> Overall Function Check >> Procedure For Malfunction B >> Notes

Procedure For Malfunction B: Notes

Use this procedure to check the overall function of the heated oxygen sensor 2 circuit. During this check, a 1st trip DTC might not be confirmed.

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