Toyota Yaris: Charging System / How To Proceed With Troubleshooting

Toyota Yaris XP210 (2020-2023) Reapir and Service Manual / Power Source & Network / G16e-gts (battery / Charging) / Charging System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

*: Use the GTS.

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?

    Running conditions, driving conditions, weather conditions

    How did it happen?

    Problem symptoms

NEXT

3.

INSPECT AUXILIARY BATTERY VOLTAGE

HINT:

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

(a) Measure the auxiliary battery voltage.

Standard Voltage:

11 to 14 V

NEXT

4.

INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Check if CAN communication DTCs are output.

Click here

Result

Proceed to

CAN communication DTCs are not output.

A

CAN communication DTCs are output.

B

B

GO TO CAN COMMUNICATION SYSTEM

A

5.

CHECK FOR DTC*

HINT:

Refer to DTC Check / Clear.

Click here

Result

Proceed to

DTCs are not output.

A

DTCs are output.

B

B

GO TO DTC CHART

A

6.

REFER TO PROBLEM SYMPTOMS TABLE

HINT:

Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Malfunctioning parts are not confirmed.

A

Malfunctioning parts are confirmed.

B

B

GO TO STEP 12

A

7.

OVERALL ANALYSIS AND TROUBLESHOOTING*

HINT:

Refer to Data List / Active Test.

Click here

Result

Proceed to

Malfunctioning parts are not confirmed.

A

Malfunctioning parts are confirmed.

B

B

GO TO STEP 12

A

8.

CHECK ECM CIRCUIT

HINT:

Refer to Terminals of ECM.

Click here

NG

GO TO STEP 12

OK

9.

CHECK FOR INTERMITTENT PROBLEMS

HINT:

Refer to Symptom Simulation.

Click here

NEXT

10.

PERFORM PARTS INSPECTION

NEXT

11.

IDENTIFY PROBLEM

NEXT

12.

ADJUST AND/OR REPAIR MALFUNCTIONING PARTS, COMPONENT AND AREA

NEXT

13.

PERFORM CONFIRMATION TEST

NEXT

END

    System Diagram

    S..

    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 of probability in the "Suspected Area" column of the table...

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    Turning the Engine Off

    Stop the vehicle completely. Manual transaxle: Shift into neutral and set the parking brake.

    Automatic transaxle: Shift the selector lever to the P position and set the parking brake.

    Press the push button start to turn off the engine. The ignition position is off.

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