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Home >> Nissan-Datsun >> 2004 >> Maxima SL, RE4F04B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC >> DTC P1274, P1284: A/F Sensor >> Diagnostic Procedure >> 8. Check A/F Sensor 1 Heater

8. Check A/F Sensor 1 Heater

Refer to "COMPONENT INSPECTION ".

OK or NG 

  1. OK: GO TO 9.
  2. NG: Replace A/F sensor 1.
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