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Home >> Infiniti >> 2008 >> M35 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 62 (LAN System) >> Can >> Trouble Diagnosis >> Driver Seat Control Unit Branch Line Circuit >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2008 Infiniti FX45 and 2008 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CONNECTOR 
    1. Turn the ignition switch OFF.
    2. Disconnect the battery cable from the negative terminal.
    3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
    • Driver seat control unit connector
    • Harness connector B151
    • Harness connector B8

    OK or NG 

    OK: GO TO 2.

    NG: Repair the terminal and connector.

  2. CHECK HARNESS FOR OPEN CIRCUIT 
    1. Disconnect the connector of driver seat control unit.
    2. Check the resistance between the driver seat control unit harness connector terminals.
    HARNESS FOR OPEN CIRCUIT

    Driver seat control unit harness connector Resistance (Ω)
    Connector No. Terminal No.
    B152 14 15 Approx. 54 - 66

    OK or NG 

    OK: GO TO 3.

    NG: Repair the driver seat control unit branch line.

  3. CHECK POWER SUPPLY AND GROUND CIRCUIT 

    Check the power supply and the ground circuit of driver seat control unit. Refer to "CHECK POWER SUPPLY AND GROUND ".

    OK or NG 

    OK:

    • Present error: Replace the driver seat control unit.
    • Past error: Error was detected in the driver seat control unit branch line.

    NG: Repair the power supply and the ground circuit.