| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM1000000028KBQ |
| Model Year Start: 2023 | Model: GR Corolla | Prod Date Range: [11/2022 - ] |
| Title: THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: Unlock Warning Switch Circuit; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 - ] | ||
|
Unlock Warning Switch Circuit |
DESCRIPTION
The unlock warning switch assembly turns on when the key is inserted into the ignition key cylinder and turns off when the key is removed.
WIRING DIAGRAM
PROCEDURE
|
1. |
READ VALUE USING GTS (KEY UNLOCK WARNING 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 |
|---|---|---|---|---|
|
Key Unlock Warning Switch |
Unlock warning switch |
OFF or ON |
OFF: Ignition key not inserted ON: Ignition key inserted |
- |
Body Electrical > Main Body > Data List
|
Tester Display |
|---|
|
Key Unlock Warning Switch |
OK:
The GTS display changes correctly in response to the unlock warning switch assembly status.
| OK |
|
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
|
2. |
INSPECT UNLOCK WARNING SWITCH ASSEMBLY |
Click here
![2020 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - ]; DOOR LOCK: UNLOCK WARNING SWITCH: INSPECTION](/t3Portal/stylegraphics/info.gif)
| NG |
|
|
|
3. |
CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - UNLOCK WARNING SWITCH ASSEMBLY AND BODY GROUND) |
(a) Disconnect the I85 main body ECU (multiplex network body ECU) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I85-16 - I13-1 (UN+) |
Always |
Below 1 Ω |
|
I85-16 or I13-1 (UN+) - Other terminals and body ground |
Always |
10 kΩ or higher |
|
I13-2 (UN-) - Body ground |
Always |
Below 1 Ω |
| OK |
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
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