Nissan Maxima Service and Repair Manual: B2622 inside key antenna 2

Nissan Maxima Service and Repair Manual / Body exterior, doors, roof & vehicle security / Door & lock / DTC/circuit diagnosis / B2622 inside key antenna 2

Description

Detects whether Intelligent Key is inside the vehicle.

Installed under the center console.

DTC Logic

NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.

  • Check Intelligent Key relative signal strength
  • Confirm vehicle Intelligent Key antenna signal strength

DTC DETECTION LOGIC

Nissan Maxima. DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1. PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

  1. Perform front console antenna INSIDE ANT DIAGNOSIS on "Work Support" of "INTELLIGENT KEY".
  2. Perform "INTELLIGENT KEY" Self Diagnostic Result.

Diagnosis Procedure

NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.

  • Check Intelligent Key relative signal strength
  • Confirm vehicle Intelligent Key antenna signal strength

1. CHECK FRONT CONSOLE ANTENNA INPUT SIGNAL 1

Nissan Maxima. CHECK FRONT CONSOLE ANTENNA INPUT SIGNAL 1

  1. Turn ignition switch OFF.
  2. Check signal between BCM connector and ground with oscilloscope.

Nissan Maxima. CHECK FRONT CONSOLE ANTENNA INPUT SIGNAL 1

2. CHECK FRONT CONSOLE ANTENNA CIRCUIT

  1. Disconnect BCM and front console antenna connector.
  2. Check continuity between BCM connector and front console antenna connector.
  3. Check continuity between BCM connector and ground.

Nissan Maxima. CHECK FRONT CONSOLE ANTENNA CIRCUIT

Nissan Maxima. CHECK FRONT CONSOLE ANTENNA CIRCUIT

3. CHECK FRONT CONSOLE ANTENNA INPUT SIGNAL 2

Nissan Maxima. . CHECK FRONT CONSOLE ANTENNA INPUT SIGNAL 2

  1. Replace front console antenna (new antenna or other antenna).
  2. Connect BCM and front console antenna connector.
  3. Check signal between BCM connector and ground with oscilloscope.

Nissan Maxima. . CHECK FRONT CONSOLE ANTENNA INPUT SIGNAL 2

    U1010 control unit (CAN)
    DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1. REPLACE BCM When DTC [U1010] is detected, replace BCM. Special Repair Requirement 1. REQUIRED WORK WHEN REPLACING BCM Initialize NVIS b ...

    B2623 inside key antenna 3
    Description Detects whether Intelligent Key is inside the vehicle. Installed in the trunk room. DTC Logic NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following funct ...

    Other materials:

    U1255 satellite radio tuner
    Description DTC Logic Diagnosis Procedure 1.CHECK SATELLITE RADIO TUNER POWER SUPPLY AND GROUND CIRCUIT Check satellite radio tuner power supply and ground circuit. 2.CHECK CONTINUITY COMMUNICATION CIRCUIT AND REQUEST SIGNAL CIRCUIT Turn ignition switch OFF. Disconnect AV cont ...

    Power supply and ground circuit
    BCM BCM : Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuses or fusible link are blown. 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnect BCM. Check voltage between BCM harness connector and ground. 3. CHECK GROUND CIRCUIT Che ...

    CAN communication circuit
    Diagnosis Procedure 1.CONNECTOR INSPECTION Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect all the unit connectors on CAN communication system. Check terminals and connectors for damage, bend and loose connection. 2.CHECK HARNESS CON ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2025 Copyright www.nimainfo.com
    0.0057