Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM1000000028K9B |
Model Year Start: 2023 |
Model: GR Corolla |
Prod Date Range: [11/2022 -
] |
Title: THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Entry Function): Entry Exterior Alarm and Answer-back Buzzer do not Sound; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 - ] |
Entry Exterior Alarm and Answer-back Buzzer do not Sound
|
DESCRIPTION
The smart key system (for Entry Function) uses the wireless buzzer to perform various vehicle exterior warnings. When the conditions of each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer activation request signal to the main body ECU (multiplex network body ECU) via CAN communication and the buzzer sounds.
WIRING DIAGRAM
w/o Wireless Door Lock Buzzer
w/ Wireless Door Lock Buzzer
CAUTION / NOTICE / HINT
PROCEDURE
(a) Check the vehicle specification.
Result
|
Proceed to
|
w/o Wireless Door Lock Buzzer
|
A
|
w/ Wireless Door Lock Buzzer
|
B
|
A
|
|
|
(a) Check for DTCs.
Body Electrical > Vehicle Proximity Notification System > Trouble Codes
Result
|
Proceed to
|
B135013 and B135019 are not output
|
A
|
B135013 and B135019 are output
|
B
|
A
|
|
|
3.
|
CHECK CUSTOMIZE SETTING (WIRELESS BUZZER RESPONSE FUNCTION)
|
(a) Read the customize setting according to the display on the GTS.
Wireless Door Lock
Tester Display
|
Description
|
Default
|
Setting
|
ECU
|
Wireless Buzzer Response Function
|
Wireless buzzer response
|
Enable
|
$00:Disable,$01:Enable
|
Main body ECU (multiplex network body ECU)
|
Result
|
Proceed to
|
"Enable" is displayed
|
A
|
"Disable" is displayed
|
B
|
A
|
|
|
4.
|
CHECK WIRELESS DOOR LOCK CONTROL SYSTEM
|
(a) Check that the function operates normally.
Click here
Result
|
Proceed to
|
Wireless door lock function operates normally
|
A
|
Wireless door lock function does not operate normally
|
B
|
A
|
|
|
5.
|
READ VALUE USING GTS (EACH UNLOCK DETECTION SWITCH)
|
(a) Read the Data List according to the display on the GTS.
Body Electrical > Main Body > Data List
Tester Display
|
Measurement Item
|
Range
|
Normal Condition
|
Diagnostic Note
|
FR Door Lock Position Switch Status
|
Front door RH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Front door RH unlocked
Lock: Front door RH locked
|
-
|
FL Door Lock Position Switch Status
|
Front door LH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Front door LH unlocked
Lock: Front door LH locked
|
-
|
RR Door Lock Position Switch Status
|
Rear door RH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Rear door RH locked
Lock: Rear door RH unlocked
|
-
|
RL Door Lock Position Switch Status
|
Rear door LH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Rear door LH locked
Lock: Rear door LH unlocked
|
-
|
Body Electrical > Main Body > Data List
Tester Display
|
FR Door Lock Position Switch Status
|
FL Door Lock Position Switch Status
|
RR Door Lock Position Switch Status
|
RL Door Lock Position Switch Status
|
OK:
The GTS display changes correctly in response to the lock/unlock operation.
OK |
|
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
|
6.
|
CHECK CUSTOMIZE SETTING (WIRELESS BUZZER RESPONSE FUNCTION)
|
(a) Read the customize setting according to the display on the GTS.
Wireless Door Lock
Tester Display
|
Description
|
Default
|
Setting
|
ECU
|
Wireless Buzzer Response Function
|
Wireless buzzer response
|
Enable
|
$00:Disable,$01:Enable
|
Main body ECU (multiplex network body ECU)
|
Result
|
Proceed to
|
"Enable" is displayed
|
A
|
"Disable" is displayed
|
B
|
A
|
|
|
7.
|
CHECK WIRELESS DOOR LOCK CONTROL SYSTEM
|
(a) Check that the function operates normally.
Click here
Result
|
Proceed to
|
Wireless door lock function operates normally
|
A
|
Wireless door lock function does not operate normally
|
B
|
A
|
|
|
8.
|
READ VALUE USING GTS (EACH UNLOCK DETECTION SWITCH)
|
(a) Read the Data List according to the display on the GTS.
Body Electrical > Main Body > Data List
Tester Display
|
Measurement Item
|
Range
|
Normal Condition
|
Diagnostic Note
|
FR Door Lock Position Switch Status
|
Front door RH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Front door RH unlocked
Lock: Front door RH locked
|
-
|
FL Door Lock Position Switch Status
|
Front door LH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Front door LH unlocked
Lock: Front door LH locked
|
-
|
RR Door Lock Position Switch Status
|
Rear door RH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Rear door RH locked
Lock: Rear door RH unlocked
|
-
|
RL Door Lock Position Switch Status
|
Rear door LH unlock detection switch signal
|
Unlock or Lock
|
Unlock: Rear door LH locked
Lock: Rear door LH unlocked
|
-
|
Body Electrical > Main Body > Data List
Tester Display
|
FR Door Lock Position Switch Status
|
FL Door Lock Position Switch Status
|
RR Door Lock Position Switch Status
|
RL Door Lock Position Switch Status
|
OK:
The GTS display changes correctly in response to the lock/unlock operation.
OK
|
|
|
9.
|
PERFORM ACTIVE TEST USING GTS (WIRELESS BUZZER)
|
(a) Perform Active Test according to the display on the GTS.
Body Electrical > Main Body > Active Test
Tester Display
|
Measurement Item
|
Control Range
|
Diagnostic Note
|
Wireless Buzzer
|
Wireless buzzer
|
OFF/ON
|
-
|
Body Electrical > Main Body > Active Test
Tester Display
|
Wireless Buzzer
|
Result
|
Proceed to
|
Wireless buzzer does not sound
|
A
|
Wireless buzzer sounds
|
B
|
|