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Home >> Nissan-Datsun >> 2008 >> Maxima SL >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS U1000 To P0153 >> DTC P0132, P0152 A/F Sensor 1 >> On Board Diagnosis Logic

On Board Diagnosis Logic

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)
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