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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Security Control System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC B210D: Starter Relay >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK STARTER RELAY POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect IPDM E/R harness connector.
    3. Check voltage between IPDM E/R harness connector and ground.

      IPDM E/R

      Ground

      Voltage

      (Approx.)

      Connector

      Terminal

      E120

      20

      Battery voltage

    Is the inspection result normal?

    YES

    Replace IPDM E/R. Refer to Removal and Installation of IPDM E/R .

    NO

    Check harness for open or short between IPDM E/R and battery.

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