| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM100000001O4FV |
| Model Year Start: 2021 | Model: GR Corolla | Prod Date Range: [04/2020 - 09/2022] |
| Title: CELLULAR COMMUNICATION: TOYOTA AUDIO MULTIMEDIA SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING; 2021 - 2022 MY Corolla Corolla Hatchback GR Corolla [04/2020 - 09/2022] | ||
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HOW TO PROCEED WITH TROUBLESHOOTING |
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the Toyota Audio Multimedia System.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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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.
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Result |
Proceed to |
|---|---|
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Both Contracts are valid. |
A |
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Contract for satellite radio is not valid. (w/o Navigation System) |
B |
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Contract for satellite radio is not valid. (w/ Navigation System) |
C |
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Contract for Toyota Audio Multimedia is not valid. |
D |
| B |
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| C |
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| D |
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3. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Check if CAN communication system DTCs are output.
Click here
![2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)
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Result |
Proceed to |
|---|---|
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CAN DTCs are not output. |
A |
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CAN DTCs are output. |
B |
| B |
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4. |
CHECK DTC* |
(a) Check for DTCs.
Safety Connect System: Click here
Telematics System: Click here
Body Electrical > Telematics > Trouble Codes
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Result |
Proceed to |
|---|---|
|
DTCs are not output. |
A |
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Safety connect system DTCs are output. |
B |
|
Telematics system DTCs are output. |
C |
| B |
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| C |
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5. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
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Result |
Proceed to |
|---|---|
|
Fault is not listed in Problem Symptoms Table. |
A |
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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
| B |
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6. |
PERFORM TROUBLESHOOTING* |
(a) Refer to Terminals of ECU.
Click here
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7. |
REPAIR OR REPLACE |
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8. |
CONFIRMATION TEST |
| NEXT |
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END |
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