Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use the following procedure to troubleshoot the wireless charging system.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK

  • 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

    What

    Date, time, occurrence frequency

    What

    Road conditions

    Under what conditions?

    Driving conditions, weather conditions

    How did it happen?

    Problem symptoms

NEXT

3.

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

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

NEXT

4.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Fault is not listed in Problem Symptoms Table.

A

Fault is listed in Problem Symptoms Table.

B

B

GO TO STEP 6

A

5.

OVERALL ANALYSIS AND TROUBLESHOOTING

(a) Refer to Operation Check.

Click here

(b) Refer to Terminals of ECU.

Click here

NEXT

6.

REPAIR OR REPLACE

NEXT

7.

CONFIRMATION TEST

NEXT

END

    System Description
    SYSTEM DESCRIPTION WIRELESS CHARGER FUNCTION OUTLINE (a) The wireless charging system enables Qi-compatible* rechargeable devices, such as a cellular phone, to be recharged by merely placing it on the ...

    Operation Check
    OPERATION CHECK WIRELESS CHARGING SYSTEM OPERATION CHECK (a) Turn the engine switch on (IG or ACC). *a Mobile Wireless Charger Switch *b Indicator Light (Green/Amber) *c Charging Are ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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