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Home >> Infiniti >> 2012 >> FX35 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 211 (Engine Control System (VQ35HR) - FX35 - DTC U0101, U0164, U1001, & P0011 Through P0133 / P0153) >> DTC P0132, P0152: A/F Sensor 1 >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2011 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

To judge the malfunction, the diagnosis checks that the air fuel ratio (A/F) signal computed by ECM from the A/F sensor 1 signal is not inordinately high.

DTC DETECTION CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible Cause
P0132 Air fuel ratio (A/F) sensor 1 (bank 1) circuit high voltage
  • The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 5 V.
  • Harness or connectors (The A/F sensor 1 circuit is open or shorted.)
  • A/F sensor 1
P0152 Air fuel ratio (A/F) sensor 1 (bank 2) circuit high voltage
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