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:

Automatic speed control device (ASCD)
Automatic speed control device (ascd) : system diagram NOTE: Transmission range switch and TCM is also for A/T models. Automatic speed control device (ascd) : system description INPUT/OUTPUT SIGNAL CHART Sensor Input signal to ECM ECM function Actuator Brake pedal ...

U0300 Can communication data
Description The amount of data transmitted from each control unit is read. DTC Logic DTC DETECTION LOGIC DTC Trouble diagnosis name DTC detection condition Possible causes U0300 Internal Control Module Software Incompatibility When the amount of data transmitt ...

Categories


© 2017-2025 Copyright www.niveguide.com
0.0065