ECM Terminals And Reference Value: Preparation

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

ECM is located in the right side of the cowl top (behind the strut tower).
Remove ECM harness connector.

Fig 1: Removing ECM Harness Connector
Courtesy of NISSAN MOTOR CO., U.S.A.
When disconnecting ECM harness connector, loosen it with levers as far as they will go as shown in the figure.
Connect a break-out box (SST) and Y-cable adapter (SST) between the ECM and ECM harness connector.
- Use extreme care not to touch 2 pins at one time.
- Data is for comparison and may not be exact.
  
  Fig 2: Connecting A Break-Out Box (SST)
  Courtesy of NISSAN MOTOR CO., U.S.A.