Nissan Sentra B18 (2020-2025) Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock :: Dtc/circuit Diagnosis / B2083-23 Request Sw (fr)

Nissan Sentra B18 (2020-2025) Service Manual: B2083-23 Request Sw (fr)

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.	CONSULT screen terms (Trouble diagnosis content)	DTC Detection Condition
B2083–23	Request SW (FR) [Request switch (Front right side)]	Diagnosis condition	When ignition switch is ON.
		Signal (terminal)	Door request switch signal (Intelligent Key unit connector terminal 11)
		Threshold	Intelligent Key unit detects that the front door request switch RH is stuck ON
		Diagnosis delay time	10 seconds or more

POSSIBLE CAUSE

Front door request switch RH
Harness or connector

(Front door request switch RH circuit is shorted)
Intelligent Key unit

FAIL-SAFE

—

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. CONSULT
  1. Ignition switch ON and wait for 10 seconds or more.
  2. Select “Self Diagnostic Result” mode of “HANDS FREE MODULE”.
Is DTC detected?
YES >>
Refer to DTC Diagnosis Procedure.
NO >>
To check malfunction symptom before repair. Refer to Intermittent Incident.
NO >>
Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DOOR REQUEST SWITCH INPUT SIGNAL

Ignition switch OFF.
Disconnect front door request switch RH connector.

Check voltage between front door request switch RH harness connector and ground.

(+)	(–)	Voltage (Approx.)
D112	1	Ground	Battery voltage

(+)

(–)

Voltage

(Approx.)

Front door request switch RH

Connector

Terminal

D112

Ground

Battery voltage

Is the inspection result normal?

YES >>

GO TO 3.

NO >>

GO TO 2.

CHECK DOOR REQUEST SWITCH CIRCUIT

Disconnect Intelligent Key unit connector.

Check continuity between front door request switch RH harness connector and Intelligent Key unit harness connector.

Front door request switch RH		Intelligent Key unit		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D112	1	M155	11	Yes

Check continuity between front door request switch RH harness connector and ground.

Front door request switch RH		—	Continuity
Connector	Terminal	—	Continuity
D112	1	Ground	No

Is the inspection result normal?

YES >>

Replace Intelligent Key unit. Refer to Removal and Installation.

NO >>

Repair or replace harness.

CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between front door request switch RH harness connector and ground.

Front door request switch RH		—	Continuity
Connector	Terminal	—	Continuity
D112	2	Ground	Yes

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace harness.

CHECK DOOR REQUEST SWITCH
1. Refer to Component Inspection.
Is the inspection result normal?
YES >>
GO TO 5.
NO >>
Replace front door outside handle. Refer to Removal and Installation.
CHECK INTERMITTENT INCIDENT
1. Refer to Intermittent Incident.
>>
Inspection End.

 B2081-23 Request Sw (fl)

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