FixVault

5. Check Throttle Control Motor Relay Input Signal Circuit For Open And Short

WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check continuity between ECM terminal 157 and throttle control motor relay terminal 3.

    Refer to Wiring Diagram .

    Continuity should exist. 

  2. Also check harness for short to ground and short to power.

OK or NG 

  1. OK: GO TO 7. CHECK THROTTLE CONTROL MOTOR RELAY OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT .
  2. NG: GO TO 6.