Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM10000000157CB
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 -           ]
Title: LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): U0073,U0126,U0142,U0182; Control Module Communication Bus OFF; 2018 - 2024 MY Camry HV [07/2017 -        ]

DTC

U0073

Control Module Communication Bus OFF

DTC

U0126

Lost Communication with Steering Angle Sensor Module

DTC

U0142

Lost Communication with Body Control Module "B"

DTC

U0182

Lost Communication With Lighting Control Module Front

DESCRIPTION

These DTCs are stored if a CAN communication malfunction occurs between the headlight ECU sub-assembly RH and other ECUs.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

U0073

Control Module Communication Bus OFF

The headlight ECU sub-assembly RH does not send/receive data.

CAN communication system

AFS (Sub)

U0126

Lost Communication with Steering Angle Sensor Module

The headlight ECU sub-assembly RH does not receive data from the steering sensor for approximately 10 seconds or more.
  • CAN communication system
  • Steering sensor

AFS (Sub)

U0142

Lost Communication with Body Control Module "B"

The headlight ECU sub-assembly RH does not receive data from the main body ECU (multiplex network body ECU) for approximately 10 seconds or more.
  • CAN communication system
  • Main body ECU (multiplex network body ECU)

AFS (Sub)

U0182

Lost Communication With Lighting Control Module Front

The headlight ECU sub-assembly RH does not receive data from the headlight ECU sub-assembly LH for approximately 10 seconds or more.
  • CAN communication system
  • Headlight ECU sub-assembly LH

AFS (Sub)

PROCEDURE

1.

CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / AFS (Sub) / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > AFS (Sub) > Clear DTCs

NEXT

2.

CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Wait 20 seconds or more.

(d) Turn the Techstream on.

(e) Enter the following menus: Body Electrical / AFS (Sub) / Trouble Codes.

(f) Check for DTCs.

Body Electrical > AFS (Sub) > Trouble Codes

OK:

DTCs are not output.

OK

USE SIMULATION METHOD TO CHECK 2018 MY Camry HV [07/2017 - 09/2018]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2019 MY Camry HV [09/2018 - 09/2019]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2020 MY Camry HV [09/2019 - 10/2020]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2021 MY Camry HV [10/2020 - 08/2021]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2022 - 2024 MY Camry HV [08/2021 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

NG

GO TO CAN COMMUNICATION SYSTEM