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ECM Terminals and Reference Value: Preparation

  1. ECM is located in the engine room passenger side behind battery.
  2. Remove ECM harness connector.
    Fig 1: Locating ECM Harness Connector
    G02691130Courtesy of NISSAN MOTOR CO., U.S.A.
  3. When disconnecting ECM harness connector, loosen it with levers as far as they will go as shown in the figure.
  4. 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: Locating ECM Harness Connectors & Levers
      G02691131Courtesy of NISSAN MOTOR CO., U.S.A.