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Home >> Infiniti >> 2003 >> M45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1148 & DTC P1168: Closed Loop Control >> Overall Function Check & Diagnostic Procedure

Overall Function Check & Diagnostic Procedure

NOTE: For diagnostic procedure of closed loop control, use diagnostic procedure for DTC P0133 and P0153. See DTC P0133 & P0153: HEATED OXYGEN SENSOR 1  .

For overall function check, see Fig 1 .

Fig 1: Overall Function Check & Diagnostic Procedure
G00276811Courtesy of NISSAN MOTOR CO., U.S.A.
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