Nissan Rogue (T33) 2021-Present Service Manual: B2601-42 Memory Failure for Firmware Over the Air
DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms | DTC detected condition | |
|---|---|---|---|
| B2601-42 | Memory failure for firmware over the air | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | — | ||
| Threshold | Errors are detected in the memory for software automatic update function (OTA) | ||
| Diagnosis delay time | After downloading software automatic update function (OTA) data | ||
POSSIBLE CAUSE
8CH CAN gateway
FAIL-SAFE
Software automatic update function (OTA) fails, but system continue normal control.
Confirmation Procedure
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Ignition switch ON and wait at least 2 seconds or more.
-
Select “Self Diagnostic Result” mode of “8ch CAN GATEWAY 2” using CONSULT.
-
Check DTC.
Is DTC B2601-42 detected?
YES>>Refer to DTC Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Intermittent Incident
NO-2>>Confirmation after repair: INSPECTION END
DTC Diagnosis Procedure
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
-
Ignition switch ON.
-
Perform DTC confirmation procedure again. Refer to Confirmation Procedure.
-
Check DTC.
Is DTC B2601-42 displayed?
YES>>Replace 8CH CAN gateway. Refer to Removal and Installation.
NO>>INSPECTION END
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