Altima 2007-2009

Testing

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Specific to:

Nissan Altima 2009-2010

  1. Turn ignition switch OFF.
  2.  
  3. Check ground connection.
  4.  
  5. Disconnect engine coolant temperature (ECT) sensor harness connector.
  6.  
  7. Turn ignition switch ON.
  8.  
  9. Check the voltage between ECT sensor harness connector and ground.
  10.  
  11. Turn ignition switch OFF.
  12.  
  13. Disconnect ECM harness connector.
  14.  
  15. Check the continuity between ECT sensor harness connector and ECM harness connector.
  16.  

 
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