Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM1000000026LAS
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 - 11/2022]
Title: CELLULAR COMMUNICATION: TOYOTA AUDIO MULTIMEDIA SYSTEM (for TMMMS Made): HOW TO PROCEED WITH TROUBLESHOOTING; 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]

HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the Toyota Audio Multimedia System.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP
NEXT

2.

CHECK THE CUSTOMER'S CONTRACT STATUS

(a) Check if the satellite radio and Toyota Audio Multimedia contracts are valid, or if the contract period has ended using the vehicle inquiry function on TIS.

Result

Proceed to

Both Contracts are valid.

A

Contract for satellite radio is not valid.

(w/o Navigation System)

B

Contract for satellite radio is not valid.

(w/ Navigation System)

C

Contract for Toyota Audio Multimedia is not valid.

D
B

GO TO AUDIO AND VISUAL SYSTEM

C

GO TO NAVIGATION SYSTEM

D

GO TO SAFETY CONNECT SYSTEM

A

3.

CHECK CAN COMMUNICATION SYSTEM*

(a) Check if CAN communication system DTCs are output.

Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model except TMC Made): HOW TO PROCEED WITH TROUBLESHOOTING

Result

Proceed to

CAN DTCs are not output.

A

CAN DTCs are output.

B
B

GO TO CAN COMMUNICATION SYSTEM

A

4.

CHECK DTC*

(a) Check for DTCs.

Safety Connect System: Click here 2021 - 2025 MY Corolla Corolla Hatchback GR Corolla [04/2020 -        ]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Gasoline Model): DTC CHECK / CLEAR

Telematics System: Click here 2021 - 2025 MY Corolla Corolla Hatchback GR Corolla [04/2020 -        ]; TELEMATICS: TELEMATICS SYSTEM (for Gasoline Model): DTC CHECK / CLEAR

Body Electrical > Telematics > Trouble Codes

Result

Proceed to

DTCs are not output.

A

Safety connect system DTCs are output.

B

Telematics system DTCs are output.

C
B

GO TO SAFETY CONNECT SYSTEM

C

GO TO TELEMATICS SYSTEM

A

5.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; CELLULAR COMMUNICATION: TOYOTA AUDIO MULTIMEDIA SYSTEM (for TMMMS Made): PROBLEM SYMPTOMS TABLE

Result

Proceed to

Fault is not listed in Problem Symptoms Table.

A

Fault is listed in Problem Symptoms Table.

B

HINT:

If the symptom does not recur and no DTCs are output, perform the simulation method.

Click here 2019 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

B

GO TO STEP 7

A

6.

PERFORM TROUBLESHOOTING*

(a) Refer to Terminals of ECU.

Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; CELLULAR COMMUNICATION: TOYOTA AUDIO MULTIMEDIA SYSTEM (for TMMMS Made): TERMINALS OF ECU

NEXT

7.

REPAIR OR REPLACE
NEXT

8.

CONFIRMATION TEST
NEXT

END