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ECM Terminals And Reference Value: Preparation

  1. ECM is located behind the instrument lower cover. For this inspection, remove instrument lower cover.
    Fig 1: Identifying ECM And ECM Harness Connector
    G00786447Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Remove ECM harness protector.
  3. Perform all voltage measurements with the connector connected. Extend tester probe as shown in Fig 2 to perform tests easily.
    Fig 2: Extending Tester Probe To Perform All Voltage Measurements
    G00786448Courtesy of NISSAN MOTOR CO., U.S.A.
    • Open harness securing clip to make testing easier.
    • Use extreme care not to touch 2 pins at one time.
    • Data is for comparison and may not be exact.