Toyota Corolla Cross: Problem Symptoms Table
Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Exterior / Sliding Roof / Convertible / Sliding Roof 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 |
|---|---|---|
| Remote control system (key-linked function and wireless transmitter-linked function) does not operate |
Refer to the "Remote Control System does not Operate". |
|
|
Key-off operation function operates even if operating conditions are not satisfied |
Refer to the "Key-off Operation Function Operates even if Operating Conditions are not Satisfied". |
|
|
Sliding roof does not move by operating sliding roof control switch |
Refer to the "Sliding Roof does not Move by Operating Sliding Roof Control Switch". |
|
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Terminals Of Ecu
TERMINALS OF ECU CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
(a) Disconnect the T12 sliding roof ECU (sliding roof drive gear sub-assembly) connector.
(b) Measure the resistance a
Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION (a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning,
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 whether
SEE MORE:
Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) When troubleshooting a vehicle with a diagnosis system, the
only difference from the usual troubleshooting procedure is connecting the GTS to
the vehicle and reading various data output from the clearance warning ECU assembly.
The clearance warning ECU assembl
If your vehicle has to be stopped
in an emergency
Only in an emergency, such
as if it becomes impossible
to stop the vehicle in the
normal way, stop the vehicle
using the following procedure:
Stopping the vehicle
1. Steadily step on the brake
pedal with both feet and
firmly depress it.
Do not pump the brake pedal
repeatedly as this will increase t
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