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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Qr25DE >> Power Supply Circuit For ECM >> Component Inspection >> ECM Relay
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ECM Relay

  1. Apply 12V direct current between ECM relay terminals 1 and 2.
  2. Check continuity between relay terminals 3 and 5, 6 and 7.
    Fig 1: Identifying ECM Relay Terminals
    G00776881Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: ECM Relay Condition & Continuity Chart
    G00776880Courtesy of NISSAN MOTOR CO., U.S.A.
  3. If NG, replace ECM relay.
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