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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2340 (Engine Control System - DTCS U1000 To P0153) >> DTC P0132, P0152 A/F Sensor 1 >> On Board Diagnosis Logic

On Board Diagnosis Logic

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

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

DTC DETECTING CONDITION AND POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0132
0132
(Bank 1)
Air fuel ratio (A/F) sensor 1 circuit high voltage
  • The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 5V.
  • Harness or connectors (The A/F sensor 1 circuit is open or shorted.)
  • Air fuel ratio (A/F) sensor 1
P0152
0152
(Bank 2)