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Home >> Nissan-Datsun >> 2005 >> Pathfinder LE, RWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P1553: Battery Current Sensor >> Component Inspection >> Battery Current Sensor
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Battery Current Sensor

  1. Reconnect harness connectors disconnected.
  2. Disconnect battery negative cable.
  3. Install jumper cable between battery negative terminal and body ground.
    Fig 1: Installing Jumper Cable Between Battery Negative Terminal And Body Ground
    G02432331Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Turn ignition switch ON.
  5. Check voltage between ECM terminal 71 (battery current sensor signal) and ground.
    • Voltage: Approximately 2.5V 
    Fig 2: Checking Voltage Between ECM Connector Terminal 71 (Battery Current Sensor Signal) And Ground
    G02432332Courtesy of NISSAN MOTOR CO., U.S.A.
  6. If NG, replace battery negative cable assembly.
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