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.
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DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
B2E01-96
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Diagnosis condition
When ignition switch is ON
Signal (terminal)
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