B1401

Factory Manual References

Factory service manual diagnostic procedure for 2013 acura ilx

ACURALINK Control Unit (2016 2017 2018 2019 2020 2021 2022)

Telematics Control Unit 

DTC Description DTC Type
B1401 Telematics-ECU CPU Communication and EEPROM Error Internal error
B1403 Telematics-ECU GPS Receiver Error Internal error
B1404 Telematics-ECU Telephone Module Error Internal error
B1412 TEL Antenna Disconnected Signal error
B1413 TEL Antenna Shorted to Ground Signal error
B1414 GPS Antenna Disconnected Signal error
B1415 GPS Antenna Shorted to Ground Signal error
B1416 TELE Console Switch Assembly Disconnected Signal error
B1417 TELE Console Switch Shorted to Ground Signal error
B1425 CDS (Collision detection signal) input circuit malfunction Signal error
B1775 Microphone In/Out Open or Shorted to Power Signal error
B1776 Microphone In/Out Shorted to Ground Signal error
U1280 Communication Bus Line Error (a bus OFF state is detected by Telematics-ECU) Loss of communication
U128D Lost Communication with Meter on B-CAN Loss of communication
U1281 Lost Communication with MICU (MICU frame) Loss of communication

ACURALINK Control Unit (2016 2017 2018 2019 2020 2021 2022)

Telematics Control Unit 

DTC Description DTC Type
B1401 Telematics-ECU CPU Communication and EEPROM Error Internal error
B1403 Telematics-ECU GPS Receiver Error Internal error
B1404 Telematics-ECU Telephone Module Error Internal error
B1412 TEL Antenna Disconnected Signal error
B1413 TEL Antenna Shorted to Ground Signal error
B1414 GPS Antenna Disconnected Signal error
B1415 GPS Antenna Shorted to Ground Signal error
B1416 TELE Console Switch Assembly Disconnected Signal error
B1417 TELE Console Switch Shorted to Ground Signal error
B1425 CDS (Collision detection signal) input circuit malfunction Signal error
B1775 Microphone In/Out Open or Shorted to Power Signal error
B1776 Microphone In/Out Shorted to Ground Signal error
U1280 Communication Bus Line Error (a bus OFF state is detected by Telematics-ECU) Loss of communication
U128D Lost Communication with Meter on B-CAN Loss of communication
U1281 Lost Communication with MICU (MICU frame) Loss of communication

ACURALINK Control Unit (2016 2017 2018 2019 2020 2021 2022)

Telematics Control Unit 

DTC Description DTC Type
B1401 Telematics-ECU CPU Communication and EEPROM Error Internal error
B1403 Telematics-ECU GPS Receiver Error Internal error
B1404 Telematics-ECU Telephone Module Error Internal error
B1412 TEL Antenna Disconnected Signal error
B1413 TEL Antenna Shorted to Ground Signal error
B1414 GPS Antenna Disconnected Signal error
B1415 GPS Antenna Shorted to Ground Signal error
B1416 TELE Console Switch Assembly Disconnected Signal error
B1417 TELE Console Switch Shorted to Ground Signal error
B1425 CDS (Collision detection signal) input circuit malfunction Signal error
B1775 Microphone In/Out Open or Shorted to Power Signal error
B1776 Microphone In/Out Shorted to Ground Signal error
U1280 Communication Bus Line Error (a bus OFF state is detected by Telematics-ECU) Loss of communication
U128D Lost Communication with Meter on B-CAN Loss of communication
U1281 Lost Communication with MICU (MICU frame) Loss of communication

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Diagram

Accessory Power Sockets (2013 2014 2015)

Diagram

Accessory Power Sockets (2016)

Diagram

Accessory Power Sockets (2017 2018 2019 2020 2021 2022)

Diagram

A/C Leak Detection (B07-025)

Diagram

Air Conditioning

Diagram

Anti-Lock Brakes

Location

Audio/Visual Systems (Hybrid)

Location

Battery Management System (Hybrid)

Location

ACURALINK Systems

Location

Audio System

Fuse/Relay

B18-020: Warranty Extension: Customer Support Program For Driver's Airbag Inflator For 2013-14 ILX Hybrid And Other Listed Years And Models (Expires February 28, 2026) (B18-020)

Fuse/Relay

2013 ILX And ILX Hybrid: TQI And New Model Service Information (12-019)

Fuse/Relay

2013 ILX And ILX Hybrid: TQI Of The Navigation System (12-016)

Fuse/Relay

2013 ILX And ILX Hybrid: TQI Of The Navigation System (12-016)

Related Procedures

Procedure

A/C Refrigerant (Compressor) Oil Guide (BJA34004)

Procedure

A/C Refrigerant And Oil Type Guide (BJA1330)

Procedure

A/C Refrigerant Type Guide (BJA11220)

Procedure

A/C Refrigerant Types Guide (BJA09917 VERSION 2)

Procedure

Always Enter Campaign Number On Proof Of Correction Certificate (B13010B)

Procedure

Apple IPOD Stops Playing And IMID Flashes "USB Error" When Switching Audio Sources (B14040B)

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