Nissan Sentra manuals

Nissan Sentra B18 (2020-2025) Service Manual: U1300 Av Communication Circuit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

U1300-01

AV communication circuit

(AV communication circuit)

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

Threshold

Diagnosis delay time

POSSIBLE CAUSE

FAIL-SAFE

AV communication is inoperative.

Dtc Confirmation Procedure

DTC Confirmation Procedure
  1. 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 “MULTI AV”.

      5. Check DTC.

    Is DTC U1300–01 detected?

    YES>>

    Proceed to DTC Diagnosis Procedure.

    NO>>

    To check malfunction symptom before repair: Refer to Intermittent Incident.

    NO>>

    Confirmation after repair: Inspection End.

Diagnosis Procedure

Diagnosis Procedure
  1. CHECK SELF DIAGNOSTIC RESULT

    1. Check if any DTC other than “U1300–01” is detected in “Self diagnostic result” mode of “MULTI AV”.

    Is any DTC detected?

    YES >>

    Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.

    NO >>

    Replace AV control unit. Refer to Removal and Installation

U0079 Control Module Comm Bus G Off
Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms ...

Other materials:

Precautions
Precaution for Supplemental Restraint System (srs) "air Bag" and "seat Belt Pre-Tensioner" Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along wit ...

ECU diagnosis information
A/C AUTO AMP Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES DTC Inspection Priority Chart If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart. DTC Index *: Perform self ...

System Settings Cannot Be Turned On/off
Description Description RAB system does not turn ON/OFF. Refer to Diagnosis Procedure. RAB warning lamp does not illuminate even if the steering switch is operated when RAB warning lamp is not illuminated. RAB warning lamp does not turn off even if the stee ...

© 2014-2026 Copyright www.nisentra.com