Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: B2042-4a Electric Shift Authentication Fail
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC detecting condition | |
|---|---|---|---|
| B2042–4A |
Electric shift authentication fail (Electric shift authentication fail) |
Diagnosis condition | When ignition switch is turned from OFF to ON |
| Signal (terminal) | CAN communication signal | ||
| Threshold | When Intelligent Key unit cannot detect CAN communication with electric shift control module | ||
| Diagnosis delay time | 1 second or less | ||
POSSIBLE CAUSE
-
Harness or connectors
(The CAN communication line is open or shorted)
-
Electric shift control module
FAIL-SAFE
Prohibit shifting the shift selector from P position
CONFIRMATION PROCEDURE
DTC CONFIRMATION
CONSULT
-
Ignition switch ON.
-
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 DTC PRIORITY OF INTELLIGENT KEY UNIT
CONSULT
-
Select “Self diagnosis result” mode of “INTELLIGENT KEY”.
-
If DTC B2042–4A is displayed with two or more DTCs are detected, refer to DTC inspection priority chart, and determine trouble diagnosis.
Is applicable DTC detected?
YES>>Perform the trouble diagnosis related to the detected DTC. Refer to DTC Index.
NO>>GO TO 2.
CHECK DTC PRIORITY OF ELECTRIC SHIFT CONTROL MODULE
CONSULT
Select “Self diagnosis result” mode of “SHIFT”.
Is the DTC detected?
YES>>Perform the trouble diagnosis related to the detected DTC. Refer to DTC Index.
NO>>Replace electric shift control module. Refer to Removal and Installation.
Other materials:
How to Use This Manual. Abbreviations
Abbreviation List
The following ABBREVIATIONS are used:A ABBREVIATION DESCRIPTION
A/C
Air conditioner
Air conditioning
A/F sensor
Air fuel ratio sensor
A/T
Automatic transaxle/transmission
ABS
Anti-lock braking system
ACCS
Advance climate control system
...
Symptom Diagnosis. Back Door Auto Closure Function Does Not Operate
Diagnosis Procedure
CHECK DTC WITH AUTOMATIC BACK DOOR CONTROL UNIT
Check that DTC is not detected with automatic back door control unit.
Is the inspection result normal?
YES>>
GO TO 2.
NO>>
Refer to DTC Index.
CHECK OPEN SWITCH
Check open switch.
Refer to DTC Diagnosis Proce ...
With Vdc. Removal and Installation
Abs Actuator and Electric Unit (control Unit)
Exploded View
ABS actuator and electric unit (control unit)
ABS actuator and electric unit (control unit) harness connector
Bracket
To master cylinder secondary side
To master cylinder primary side
To rear RH caliper
...
