Nissan Maxima Service and Repair Manual: B2190 nats antenna AMP.

Description

Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.

Prohibits the start of engine when an unregistered ID of Intelligent Key is used.

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

  1.  Insert Intelligent Key into the key slot.

  2.  Check "Self Diagnostic Result" with CONSULT.

2.PERFORM DTC CONFIRMATION PROCEDURE

  1.  Press the push-button ignition switch.

  2.  Check "Self Diagnostic Result" with CONSULT.

Diagnosis Procedure

Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram".

1. INSPECTION START

Check the case in which DTC is detected.

  •  Case1: It is detected when Intelligent Key is inserted into key slot.

  •  Case2: It is detected after Intelligent Key is inserted into key slot and push-button ignition switch is pressed.

In which case is DTC detected?

Case1.  GO TO 2

Case2.  GO TO 4

2.CHECK KEY SLOT INPUT SIGNAL

  1.  Turn ignition switch OFF.

  2.  Disconnect key slot harness connector.

  3.  Check voltage between key slot harness connector M40 terminal 2 and ground.

3.CHECK KEY SLOT CIRCUIT

  1.  Disconnect BCM harness connector.

  2.  Check continuity between key slot harness connector M40 (A) terminal 2 and BCM harness connector M19 (B) terminal 68.

3. Check continuity between key slot harness connector M40 (A) terminal 2 and ground.

4.CHECK PUSH-IGNITION SWITCH OPERATION

Press push-button ignition switch and check if it turns ON.

5.CHECK KEY SLOT COMMUNICATION SIGNAL

  1.  Turn ignition switch OFF.

  2.  Disconnect key slot harness connector.

  3.  Check voltage between key slot harness connector M40 terminal 3 and ground.

6.CHECK KEY SLOT COMMUNICATION SIGNAL CIRCUIT

  1.  Disconnect BCM harness connector.

  2.  Check continuity between key slot harness connector M40 (A) terminal 3 and BCM harness connector M19 (B) terminal 69.

3. Check continuity between key slot harness connector M40 (A) terminal 3 and ground.

7.CHECK KEY SLOT GROUND CIRCUIT

  1.  Turn ignition switch OFF.

  2.  Disconnect key slot harness connector.

  3.  Check continuity between key slot harness connector M40 terminal 7 and ground.

8.CHECK INTERMITTENT INCIDENT

Refer to GI-41, "Intermittent Incident".

 Inspection End.

    P1615 diffrence of key
    Description Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed. Prohibits the start of engine when an unregistered ID of Intelligent Key is us ...

    B2191 difference of key
    Description Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed. Prohibits the start of engine when an unregistered ID of Intelligent Key is us ...

    Other materials:

    Power supply and ground circuit
    AV CONTROL UNIT AV CONTROL UNIT : Diagnosis Procedure 1.CHECK FUSES Check that the following fuses of the AV control unit are not blown. 2.POWER SUPPLY CIRCUIT CHECK Disconnect AV control unit connectors M152 and M156. Check voltage between the AV control unit connectors M152 an ...

    Checking engine coolant level
    Check the coolant level in the reservoir when the engine is cold. If the coolant level is below the MIN level B , add coolant to the MAX level A . If the reservoir is empty, check the coolant level in the radiator when the engine is cold. If there is insufficient coolant in the radiator, fi ...

    P0441 evap control system
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0441 is displayed with other DTC such as P2122, P2123, P2127, P2128 or P2138, first perform trouble diagnosis for other DTC. In this evaporative emission (EVAP) control system, purge flow occurs during non-closed throttle conditions. Purge vo ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2025 Copyright www.nimainfo.com
    0.0144