Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000015J71
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 - 09/2019]
Title: TELEMATICS: TELEMATICS SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2018 - 2019 MY Camry HV [07/2017 - 09/2019]

HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the telematics system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP
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2.

CUSTOMER PROBLEM ANALYSIS

HINT:

  • In troubleshooting, check that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
  • Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
  • The following 5 items are important points for analysis:

    What

    Vehicle model, system name

    When

    Date, time, occurrence frequency

    Where

    Road conditions

    Under what conditions?

    Driving conditions, weather conditions

    How did it happen?

    Problem symptoms
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3.

INSPECT AUXILIARY BATTERY

(a) Measure the auxiliary battery voltage with the power switch on (IG).

Standard Voltage:

11 to 14 V

HINT:

If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

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4.

CHECK CAN COMMUNICATION SYSTEM*

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

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: 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

5.

CHECK DTC*

(a) Check for DTCs.

Click here 2018 - 2019 MY Camry HV [07/2017 - 09/2019]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DTC CHECK / CLEAR

Click here 2018 - 2019 MY Camry HV [07/2017 - 09/2019]; TELEMATICS: TELEMATICS SYSTEM: 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 DIAGNOSTIC TROUBLE CODE CHART

A

6.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here 2018 - 2019 MY Camry HV [07/2017 - 09/2019]; TELEMATICS: TELEMATICS SYSTEM: 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 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

B

GO TO STEP 8

A

7.

PERFORM TROUBLESHOOTING*

(a) Refer to Terminals of ECU.

Click here 2018 - 2019 MY Camry HV [07/2017 - 09/2019]; TELEMATICS: TELEMATICS SYSTEM: TERMINALS OF ECU

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8.

REPAIR OR REPLACE
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9.

CONFIRMATION TEST
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END