Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001B0MJ |
Model Year Start: 2019 |
Model: GR Corolla |
Prod Date Range: [06/2018 - 09/2022] |
Title: WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING; 2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022] |
HOW TO PROCEED WITH TROUBLESHOOTING
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CAUTION / NOTICE / HINT
HINT:
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Use the following procedure to troubleshoot the power window control system.
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*: Use the Techstream.
PROCEDURE
1.
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VEHICLE BROUGHT TO WORKSHOP
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NEXT
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2.
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CUSTOMER PROBLEM ANALYSIS
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HINT:
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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.
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Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
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The following 5 items are important points for problem analysis:
What
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Vehicle model, system name
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When
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Date, time, occurrence frequency
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Where
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Road conditions
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Under what conditions?
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Driving conditions, weather conditions
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How did it happen?
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Problem symptoms
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NEXT
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(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.
(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
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4.
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INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
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(a) Using the Techstream, check for CAN communication system DTCs.
Click here
Result
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Proceed to
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CAN DTCs are not output
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A
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CAN DTCs are output
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B
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A
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5.
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INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
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(a) Using the Techstream, check for LIN communication system DTCs.
Click here
Result
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Proceed to
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LIN DTCs are not output
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A
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LIN DTCs are output
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B
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A
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(a) Check for DTCs and make a note of any codes that are output.
Click here
Body Electrical > Master Switch > Trouble Codes
Body Electrical > D-Door Motor > Trouble Codes
Body Electrical > P-Door Motor > Trouble Codes
Body Electrical > RL-Door Motor > Trouble Codes
Body Electrical > RR-Door Motor > Trouble Codes
(b) Clear the DTCs.
Body Electrical > Master Switch > Clear DTCs
Body Electrical > D-Door Motor > Clear DTCs
Body Electrical > P-Door Motor > Clear DTCs
Body Electrical > RL-Door Motor > Clear DTCs
Body Electrical > RR-Door Motor > Clear DTCs
(c) Recheck for DTCs.
Body Electrical > Master Switch > Trouble Codes
Body Electrical > D-Door Motor > Trouble Codes
Body Electrical > P-Door Motor > Trouble Codes
Body Electrical > RL-Door Motor > Trouble Codes
Body Electrical > RR-Door Motor > Trouble Codes
Result
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Proceed to
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DTCs are not output
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A
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DTCs are output
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B
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A
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7.
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PROBLEM SYMPTOMS TABLE
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(a) Refer to Problem Symptoms Table.
Click here
Result
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Proceed to
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Fault is not listed in problem symptoms table
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A
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Fault is listed in problem symptoms table
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B
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A
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8.
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OVERALL ANALYSIS AND TROUBLESHOOTING*
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(a) Operation Check
Click here
(b) Terminals of ECU
Click here
(c) Data List / Active Test
Click here
(d) Fail-safe Chart
Click here
(e) Inspection
NEXT
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9.
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ADJUST, REPAIR OR REPLACE
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(a) Check if any of the door window regulator sub-assemblies, power window regulator motor assemblies, door glass or door glass runs have been removed and reinstalled.
Result
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Proceed to
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Any of the power window regulator motor assembly, door window regulator sub-assembly, door belt moulding or door glass weatherstrip inner have been removed and installed, or if a power window regulator motor assembly have been removed and reinstalled.
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A
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The power window regulator motor assembly, door window regulator sub-assembly, door belt moulding or door glass weatherstrip inner have been removed and installed, or if a power window regulator motor assembly have not been removed and reinstalled.
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B
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A
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10.
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INITIALIZE POWER WINDOW CONTROL SYSTEM
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(a) If any of the power window regulator motor assembly, door window regulator sub-assembly, front door belt moulding or front door glass weatherstrip inner have been removed and installed, or if a power window regulator motor assembly have been removed and reinstalled, perform "Initialize Power Window Control System" for the applicable door glass.
Click here
NEXT
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END
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