nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Diagnostic Trouble Code Tests and Associated Procedures|Page 6694 > < Diagnostic Trouble Code Tests and Associated Procedures|Page 6692
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DIAGNOSTIC PROCEDURE 

COMPONENT INSPECTION 

Front heated oxygen sensor heater 
Check resistance between terminals (3) and (1). 

Resistance: 2.3 - 4.3 Ohms at 25°C (77°F) 

Check continuity between terminals (2) and (1), (3) and (2).

Continuity should not exist.

If NG, replace the front heated oxygen sensor.

CAUTION:  Discard any heated oxygen sensor which has been dropped from a height of more tan 0.5 m (19.7 in) onto a hard surface such as a concrete
floor; use a new one.

Diagnostic Trouble Code Tests and Associated Procedures|Page 6694 > < Diagnostic Trouble Code Tests and Associated Procedures|Page 6692