Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001TBKI
Model Year Start: 2021 Model: Camry HV Prod Date Range: [10/2020 -           ]
Title: EXTERIOR PANELS / TRIM: GRILLE SHUTTER SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2021 - 2024 MY Camry HV [10/2020 -        ]

HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

HINT:

  • Use these procedures to troubleshoot the grille shutter system.
  • *: 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 FOR DTC* (SFI SYSTEM)

(a) Check for DTCs.

Powertrain > Engine > Trouble Codes

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO SFI SYSTEM 2021 MY Camry HV [10/2020 - 08/2021]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2022 MY Camry HV [08/2021 - 08/2022]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2023 - 2024 MY Camry HV [08/2022 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

A

5.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; EXTERIOR PANELS / TRIM: GRILLE SHUTTER SYSTEM: 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 STEP 7

A

6.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU

Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: TERMINALS OF ECM

(b) Data List / Active Test

Click here 2021 - 2022 MY Camry HV [10/2020 - 08/2022]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DATA LIST / ACTIVE TEST 2023 MY Camry HV [08/2022 - 08/2023]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DATA LIST / ACTIVE TEST 2024 MY Camry HV [08/2023 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DATA LIST / ACTIVE TEST

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7.

REPAIR OR REPLACE

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END