Nissan Versa (N17): B2621 Inside antenna

Nissan Versa 2nd generation (N17) Service Manual / Body exterior, doors, roof & vehicle security / Door & lock (DLK) / B2621 Inside antenna

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

  1. Select INTELLIGENT KEY of BCM using CONSULT.
  2. Select INSIDE ANT DIAGNOSIS in WORK SUPPORT mode.
  3. Perform inside key antenna (INSIDE ANT DIAGNOSIS) on WORK SUPPORT of INTELLIGENT KEY.
  4. Check BCM for DTC.

Is inside key antenna DTC detected?

YES >> Refer to DLK "Diagnosis Procedure".

NO >> Inside key antenna (instrument center) is OK.

Diagnosis Procedure

Regarding Wiring Diagram information, refer to DLK "INTELLIGENT KEY SYSTEM : Wiring Diagram".

1.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1

  1. Turn ignition switch ON.
  2. Check signal between BCM harness connector and ground using oscilloscope. 

Is the inspection result normal?

YES >> Replace BCM. Refer to BCS"Removal and Installation".

NO >> GO TO 2.

2.CHECK INSIDE KEY ANTENNA CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM connector and inside key antenna (instrument center) connector.
  3. Check continuity between BCM harness connector and inside key antenna (instrument center) harness connector.   
  4. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES >> GO TO 3.

NO >> Repair or replace harness.

3.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2

  1. Replace inside key antenna (instrument center). (New antenna or other antenna)
  2. Connect BCM connector and inside key antenna (instrument center) connector.
  3. Turn ignition switch ON.
  4. Check signal between BCM harness connector and ground using oscilloscope. 

Is the inspection result normal?

YES >> Replace inside key antenna (instrument center). Refer to DLK "INSTRUMENT CENTER : Removal and Installation".

NO >> Replace BCM. Refer to BCS "Removal and Installation".

Inspection and adjustment

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) ...

Other materials:

Preparation
Special Service Tools The actual shapes of KentMoore tools may differ from those of special service tools illustrated here. Tool number (KentMoore No.) Tool name Description KV10111100 (J37228) Seal cutter   Removing oil pan (lower and upper) etc. ...

U1000 Can COMM circuit
Description CAN (Controller Area Network) is a serial communication line for real-time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent malfunction detection ability. Many electronic control units are equipped onto a vehicle, an ...

Categories


© 2017-2025 Copyright www.niveguide.com
0.008