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Home >> Infiniti >> 2012 >> G25 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1148 To P2A03 >> DTC P1148, P1168: Closed Loop Control >> Diagnosis Procedure
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Diagnosis Procedure

DTC P1148 or P1168 is displayed with DTC for A/F sensor 1.

When the DTC is detected, perform the trouble diagnosis of DTC corresponding to A/F sensor 1. Refer to "DTC INDEX ".