Toyota Corolla Cross: Problem Symptoms Table
Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Door Lock / Key Reminder Warning System / 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. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
|
Symptom | Suspected Area |
Link |
|---|---|---|
| Key reminder buzzer does not sound |
Proceed to "Key Reminder Buzzer does not Sound" |
|
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Terminals Of Ecu
TERMINALS OF ECU CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND POWER DISTRIBUTION BOX ASSEMBLY
(a) Remove the main body ECU (multiplex network body ECU) from the power distribution box assem
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
In the following table, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whethe
Key Reminder Buzzer does not Sound
DESCRIPTION The key reminder warning buzzer sounds when the driver door is opened while the ignition switch is off or ACC. The key reminder warning buzzer is activated when the main body ECU (multiple
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Stop and Start Priority Control System
DESCRIPTION In stop and start control status, there is normal status (Standard) and stop and start priority status (Extended).
Stop and start control status can be switched to the desired mode by operating the steering pad switch assembly, and the mode change is also shown on the multi-information
Headlight LH Circuit (B243900,B243A00)
DESCRIPTION The light control LED ECU supplies internally boosted voltage to the light control LED ECU so that the current supplied to the LED is always maintained at a constant value.
These DTCs are also output when the main body ECU (multiplex network body ECU) detects malfunctions while monitori
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