FixVault

8. Check ASCD Clutch Switch Input Signal 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 ASCD clutch switch terminal 2 and ECM terminal 108. 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 10 .

NG: GO TO 9.