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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 367 (2004 - Engine Control System - Coupe) >> Refrigerant Pressure Sensor >> Diagnostic Procedure >> 4. Check Refrigerant Pressure Sensor Ground Circuit For Open And Short

4. Check Refrigerant Pressure Sensor Ground Circuit For Open And Short

WARNING: This page is about a different car, the 2004 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch OFF.
  2. Disconnect ECM harness connector.
  3. Check harness continuity between refrigerant pressure sensor terminal 3 and ECM terminal 67.

    Refer to Wiring Diagram.

    1. Continuity should exist  .
  4. Also check harness for short to ground and short to power.

OK or NG 

OK: GO TO 6 .

NG: GO TO 5.