Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: B2081-23 Request Sw (fl)
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| B2081-23 |
Request SW (FL) [Request switch (front left side)] |
Diagnosis condition | Ignition switch ON |
| Signal (terminal) | Door request switch signal (Intelligent Key unit connector terminal 4) | ||
| Threshold | Intelligent Key unit detects that the front door request switch LH is stuck ON | ||
| Diagnosis delay time | 10 seconds or more | ||
POSSIBLE CAUSE
-
Front door request switch LH
-
Harness or connector (front door request switch LH circuit is shorted)
-
Intelligent Key unit
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
DTC CONFIRMATION
CONSULT
-
Ignition switch ON and wait for 10 seconds or more.
-
Select “Self diagnosis result” mode of “INTELLIGENT KEY”.
Is DTC detected?
YES>>Refer to DTC Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
CHECK DOOR REQUEST SWITCH INPUT SIGNAL
-
Ignition switch OFF.
-
Disconnect front door request switch LH connector.
-
Check voltage between front door request switch LH harness connector and ground.
(+) (–) Voltage
(Approx.)Front door request switch LH Connector Terminal D19 1 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 LH harness connector and Intelligent Key unit harness connector.
Front door request switch LH Intelligent Key unit Continuity Connector Terminal Connector Terminal D19 1 M184 4 Yes -
Check continuity between front door request switch LH harness connector and ground.
Front door request switch LH — Continuity Connector Terminal D19 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 LH harness connector and ground.
| Front door request switch LH | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| D19 | 2 | Ground | Yes |
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
CHECK DOOR REQUEST SWITCH
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
Refer to Intermittent Incident.
>>
Inspection End.
Other materials:
Basic Inspection. Diagnosis and Repair Work Flow
Work Flow
DETAILS OF TROUBLE DIAGNOSIS FLOWCHARTCOLLECT THE INFORMATION FROM THE CUSTOMER
It is also important to clarify customer concerns before starting the
inspection. First of all, perform an interview utilizing Diagnostic
Work Sheet and reproduce the symptom as well as fully understand i ...
P2238 Ho2s2
DTC Description
To judge malfunctions, the diagnosis checks that the A/F signal
computed by ECM from the A/F sensor 1 signal fluctuates according to
fuel feedback control.DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P2238
00
...
Periodic Maintenance. Brake Booster
Inspection
OPERATIONDepress the brake pedal several times at
5-second intervals with the engine stopped. Start the engine with the
brake pedal fully depressed. Check that the clearance between brake
pedal and dash lower panel decreases.AIR TIGHTRun the engine at idle for 1 minute to apply vac ...
