Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001HE63 |
Model Year Start: 2020 |
Model: GR Corolla |
Prod Date Range: [01/2019 - 09/2022] |
Title: THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Entry Function, Gasoline Model): Driver Side Door Entry Lock Function does not Operate; 2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022] |
Driver Side Door Entry Lock Function does not Operate
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DESCRIPTION
If the entry lock function does not operate for the driver door only, but the entry unlock function operates, the request code is being transmitted properly from the driver door. In this case, there may be a problem related to the lock sensor (connection between the certification ECU (smart key ECU assembly) and front door outside handle assembly (for driver door)).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
PROCEDURE
1.
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CHECK POWER DOOR LOCK CONTROL SYSTEM
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(a) When the door control switch on the multiplex network master switch assembly is operated, check that the doors unlock and lock according to the switch operation.
except Sedan: Click here
for Sedan: Click here
OK:
Door locks operate normally.
NG |
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GO TO POWER DOOR LOCK CONTROL SYSTEM
except Sedan: Click here
for Sedan: Click here
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OK
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(a) Check that the entry lock function.
(1) Turn the engine switch off.
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(2) Open and close the driver door.
(3) Hold the electrical key transmitter sub-assembly at the same height as the door outside handle assembly and approximately 0.3 m (0.984 ft.) from the driver door.
(4) Touch the lock sensor of the front door outside handle assembly (groove on the front door outside handle) with 2 or more fingers for 2 seconds or more.
HINT:
-
If the door does not lock even when touching the lock sensor for 2 seconds or more, touch it with your palm.
-
When checking the operation of the lock sensor again, make sure to perform the procedure from step (1).
-
When checking the operation of the entry lock function several times, it can be operated up to 2 times consecutively. To operate the function 3 times or more consecutively, the doors need to be unlocked once. However, this is only for the entry lock function, other door lock operations, such as a wireless door lock operation can be performed consecutively.
Result
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Proceed to
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Entry function does not operate normally
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A
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Entry function operates normally
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B
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A
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3.
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READ VALUE USING TECHSTREAM (D-DOOR TRIGGER SWITCH)
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(a) Turn the engine switch off.
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(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG).
(d) Turn the Techstream on.
(e) Open and close the driver door.
(f) Hold the electrical key transmitter sub-assembly at the same height as the door outside handle assembly and approximately 0.3 m (0.984 ft.) from the driver door.
(g) Read the Data List according to the display on the Techstream.
(h) Touch the lock sensor of the front door outside handle assembly (groove on the front door outside handle) with 2 or more fingers for 2 seconds or more.
HINT:
-
If the door does not lock even when touching the lock sensor for 2 seconds or more, touch it with your palm.
-
When checking the operation of the lock sensor again, make sure to perform the procedure from step (a).
-
When checking the operation of the entry lock function several times, it can be operated up to 2 times consecutively. To operate the function 3 times or more consecutively, the doors need to be unlocked once. However, this is only for the entry lock function, other door lock operations, such as a wireless door lock operation can be performed consecutively.
Body Electrical > Smart Key > Data List
Tester Display
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Measurement Item
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Range
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Normal Condition
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Diagnostic Note
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D-Door Trigger Switch
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Driver door touch sensor (lock sensor)
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OFF or ON
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OFF: Driver door touch sensor (lock sensor) not touched
ON: Driver door touch sensor (lock sensor) touched
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-
Displays whether the lock sensor is on or off (even if the sensor is touched and contact is maintained, "ON" is displayed only momentarily).
-
Use this Data List item to help determine if there is a lock sensor malfunction when the entry lock function does not operate.
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Body Electrical > Smart Key > Data List
Tester Display
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D-Door Trigger Switch
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OK:
The Techstream display changes correctly in response to the operation of the front door outside handle assembly (for driver door).
NG
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|
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4.
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CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) - FRONT DOOR OUTSIDE HANDLE ASSEMBLY (FOR DRIVER DOOR))
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(a) Disconnect the O61 certification ECU (smart key ECU assembly) connector.
(b) Disconnect the L3 front door outside handle assembly (for driver door) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
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Condition
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Specified Condition
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O61-17 (CLG1) - L3-6 (ANT1)
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Always
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Below 1 Ω
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O61-16 (CG1B) - L3-4 (ANT2)
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Always
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Below 1 Ω
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O61-17 (CLG1) or L3-6 (ANT1) - Other terminals and body ground
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Always
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10 kΩ or higher
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O61-16 (CG1B) or L3-4 (ANT2) - Other terminals and body ground
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Always
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10 kΩ or higher
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(d) Reconnect the L3 front door outside handle assembly (for driver door) connector.
(e) Reconnect the O61 certification ECU (smart key ECU assembly) connector.
NG |
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REPAIR OR REPLACE HARNESS OR CONNECTOR
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OK
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5.
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READ VALUE USING TECHSTREAM (D-DOOR TRIGGER SWITCH)
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(a) Turn the engine switch off.
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|
(b) Connect all connectors.
(c) Connect the Techstream to the DLC3.
(d) Turn the engine switch on (IG).
(e) Turn the Techstream on.
(f) Open and close the driver door.
(g) Hold the electrical key transmitter sub-assembly at the same height as the door outside handle assembly and approximately 0.3 m (0.984 ft.) from the driver door.
(h) Read the Data List according to the display on the Techstream.
(i) Touch the lock sensor of the front door outside handle assembly (groove on the front door outside handle) with 2 or more fingers for 2 seconds or more.
HINT:
-
If the door does not lock even when touching the lock sensor for 2 seconds or more, touch it with your palm.
-
When checking the operation of the lock sensor again, make sure to perform the procedure from step (a).
-
When checking the operation of the entry lock function several times, it can be operated up to 2 times consecutively. To operate the function 3 times or more consecutively, the doors need to be unlocked once. However, this is only for the entry lock function, other door lock operations, such as a wireless door lock operation can be performed consecutively.
Body Electrical > Smart Key > Data List
Tester Display
|
Measurement Item
|
Range
|
Normal Condition
|
Diagnostic Note
|
D-Door Trigger Switch
|
Driver door touch sensor (lock sensor)
|
OFF or ON
|
OFF: Driver door touch sensor (lock sensor) not touched
ON: Driver door touch sensor (lock sensor) touched
|
-
Displays whether the lock sensor is on or off (even if the sensor is touched and contact is maintained, "ON" is displayed only momentarily).
-
Use this Data List item to help determine if there is a lock sensor malfunction when the entry lock function does not operate.
|
Body Electrical > Smart Key > Data List
Tester Display
|
D-Door Trigger Switch
|
OK:
The Techstream display changes correctly in response to the operation of the front door outside handle assembly (for driver door).
OK |
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END (CONNECTOR WAS NOT CONNECTED SECURELY)
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