Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM10000000152H4
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 - 10/2020]
Title: LIGHTING (EXT): LIGHTING SYSTEM (w/o AFS): HOW TO PROCEED WITH TROUBLESHOOTING; 2018 - 2020 MY Camry HV [07/2017 - 10/2020]

HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the lighting system (w/o AFS).
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

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2.

CUSTOMER PROBLEM ANALYSIS

HINT:

  • In troubleshooting, confirm 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 problem 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.

PRE-CHECK

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

Standard Voltage:

11 to 14 V

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

(b) Check the fuses and relays.

(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.

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4.

CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Using the Techstream, check for CAN communication system DTCs.

Click here 2018 MY Camry HV [07/2017 - 09/2018]; NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM 2019 MY Camry HV [09/2018 - 09/2019]; NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM 2020 MY Camry HV [09/2019 - 10/2020]; NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM

Result

Proceed to

CAN DTCs are not output

A

CAN DTCs are output

B

B

GO TO CAN COMMUNICATION SYSTEM

A

5.

CHECK FOR DTC*

(a) Check for DTCs.

Body Electrical > Main Body > Trouble Codes

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

A

6.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; LIGHTING (EXT): LIGHTING SYSTEM (w/o AFS): PROBLEM SYMPTOMS TABLE

Result

Proceed to

Fault is not listed in Problem Symptoms Table

A

Fault is listed in Problem Symptoms Table

B

B

GO TO PROBLEM SYMPTOMS TABLE

A

7.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Operation Check.

Click here 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; LIGHTING (EXT): LIGHTING SYSTEM (w/o AFS): OPERATION CHECK

(b) Terminals of ECU.

Click here 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; LIGHTING (EXT): LIGHTING SYSTEM (w/o AFS): TERMINALS OF ECU

(c) Data List / Active Test.

Click here 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; LIGHTING (EXT): LIGHTING SYSTEM (w/o AFS): DATA LIST / ACTIVE TEST

(d) On-vehicle Inspection.

(e) Inspection.

NEXT

8.

ADJUST, REPAIR OR REPLACE

NEXT

9.

CONFIRMATION TEST

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END