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Home >> Nissan-Datsun >> 2008 >> Rogue SL, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (MEXICO) >> Component Diagnosis [For MEXICO] >> P2A00 A/F Sensor 1 >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

To judge the malfunction, the A/F signal computed by ECM from the A/F sensor 1 signal is monitored not to be shifted to LEAN side or RICH side.

DTC DETECTION LOGIC

DTC No. Trouble diagnosis name DTC detecting condition Possible Cause
P2A00 Air fuel ratio (A/F) sensor 1 circuit range/performance
  • The output voltage computed by ECM from the A/F sensor 1 signal is shifted to the lean side for a specified period.
  • The A/F signal computed by ECM from the A/F sensor 1 signal is shifted to the rich side for a specified period.
  • A/F sensor 1
  • A/F sensor 1 heater
  • Fuel pressure
  • Fuel injector
  • Intake air leaks