Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: 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

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

NEXT

3.

INSPECT AUXILIARY BATTERY

(a) Measure the auxiliary battery voltage with the ignition 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.

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) Operation Check.

Click here

(b) Terminals of ECU.

Click here

NEXT

6.

ADJUST, REPAIR OR REPLACE

NEXT

7.

CONFIRMATION TEST

NEXT

END

    READ NEXT:

     Operation Check

    OPERATION CHECK WIRELESS CHARGING SYSTEM OPERATION CHECK *a Charging Tray *b Charging Area *c Mobile Wireless Charger Switch *d Indicator Light (Green/Amber)

     Problem Symptoms Table

    PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order

     Terminals Of Ecu

    TERMINALS OF ECU CHECK MOBILE WIRELESS CHARGER CRADLE ASSEMBLY Terminal No. (Symbol) Terminal Description Condition Specified Condition I213-1 (PGND) - Body ground Grou

    SEE MORE:

     Right Rear Wheel Speed Sensor Internal Electronic Failure (C051249)

    DESCRIPTION When the system is starting up and the skid control ECU (brake actuator assembly) detects a speed sensor circuit malfunction via the speed sensor circuit self-diagnosis function, this DTC is stored. DTC No. Detection Item DTC Detection Condition

     Right Front Wheel Speed Sensor Circuit Short to Ground or Open (C050614)

    DESCRIPTION Refer to DTC C050612 Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Note C050614 Right Front Wheel Speed Sensor Circuit Short to Groun

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