Nissan Sentra B18 (2020-2025) Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Telematics System / Dtc/circuit Diagnosis / B2e1b Automatic Ecall

Nissan Sentra B18 (2020-2025) Service Manual: B2e1b Automatic Ecall

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
B2E1B–06	Automatic eCall Locked (Automatic eCall Locked)	Diagnosis condition	Ignition switch ON
		Signal (terminal)	—
		Threshold	Internal communication
		Diagnosis delay time	More than 1 second
B2E1B–97		Diagnosis condition	Ignition switch ON
		Signal (terminal)	—
		Threshold	Automatic report function of the TCU is activated
		Diagnosis delay time	1 second or more

POSSIBLE CAUSE

Failure type byte 06 – Internal communication
Failure type byte 97 – Automatic report function of the TCU is activated

FAIL-SAFE

Failure type byte 06 – Telematics system does not operate
Failure type byte 97 – Automatic emergency call does not operate

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. CONSULT
  1. Ignition switch ON.
  2. Ignition switch OFF and wait at least 30 seconds.
  3. Ignition switch ON and wait at least 30 seconds or more.
  4. Select “Self Diagnostic Result” mode of “IVC”.
  5. Check DTC.
Is DTC B2E1B detected?
YES>>
Proceed to DTC Diagnosis Procedure.
NO>>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>
Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

DETERMINE MALFUNCTION TYPE
1. CONSULT
  1. Ignition switch ON.
  2. Ignition switch OFF and wait at least 30 seconds.
  3. Ignition switch ON and wait at least 30 seconds or more.
  4. Select “Self Diagnostic Result” mode of “IVC”.
  5. Check the DTC.
Is DTC B2E1B–06 or 97 detected?
YES >>
97 – GO TO 2.
YES >>
06 – GO TO 3.
NO >>
Refer to Intermittent Incident.
PERFORM AUTOMATIC REPORT PREVENTION RELEASE
1. Perform automatic report prevention release when DTC B2E1B-97 is detected.
>>
Perform “Automatic report prevention release.” Refer to Work Procedure.
PERFORM CONFIRMATION PROCEDURE AGAIN
1. CONSULT
  1. Ignition switch ON.
  2. Erase DTC.
  3. Perform confirmation procedure again. Refer to Confirmation Procedure.
Is DTC B2E1B–06 detected again?
YES >>
Replace TCU. Refer to Removal and Installation.
NO >>
Inspection End.

 B2e10 Mic Out Signal

Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition B2E10-11 MIC OUT SIGNAL (MIC OUT SIGNAL) Dia...

 B2e34 Tel Antenna

Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition B2E34-13 TEL antenna (Telephone antenna) Dia...

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