Nissan Rogue (T33) 2021-Present Service Manual: B2e01-4a Tcu
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| B2E01-4A |
Internal battery (Internal battery) |
Diagnosis condition | When ignition switch is ON |
| Signal (terminal) | Internal battery power supply | ||
| Threshold | Internal battery degradation | ||
| Diagnosis delay time | 1 second or more | ||
POSSIBLE CAUSE
Internal battery power supply approaching its end of life
FAIL-SAFE
Telematics system does not operate
DTC CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Turn ignition switch ON.
-
Turn ignition switch OFF and wait at least 30 seconds.
-
Turn ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “IVC” using CONSULT.
-
Check DTC.
Is DTC B2E01-4A detected?
YES>>Refer to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident
NO-2>>Confirmation after repair: INSPECTION END
Diagnosis Procedure
PERFORM CONFIRMATION PROCEDURE AGAIN
With CONSULT
-
Turn ignition switch ON.
-
Erase DTC.
-
Perform confirmation procedure again. DTC Description
Is DTC B2E01‐4A detected?
YES>>Replace TCU. Removal & Installation
NO>>INSPECTION END
Other materials:
U2118-87 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detection condition
U2118
87
CAN communication error (Intelligent Key unit)
Diagnosis condition
When ignition switch is ON.
Signal (terminal)
CAN communication signal
Threshold
Not receiving from i ...
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