Toyota Corolla Cross: Diagnosis System
Toyota Corolla Cross (2022-2025) Service Manual / Audio & Visual & Telematics / Telematics / Telematics System / Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Diagnostic Trouble Codes (DTCs) for the telematics system can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the GTS to check for malfunctions and to repair it.
CHECK DLC3
(a) Check the DLC3.
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Data List / Active Test
DATA LIST / ACTIVE TEST
NOTICE:
In the table below, the values listed under "Normal Condition" are
reference values. Do not depend solely on these reference values when deciding whether
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Telematics System
DTC No.
Detection Item
Link
U014087
Lost Communication with Body Control Module Missing
Lost Communication with Body Control Module Missing Message (U014087,U015587,U016387)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication
circuit.
DTC No.
Detection Item
DTC Detection Condition
Trouble Are
SEE MORE:
When Voice Recognition Switch is Pressed a Short Beep is Emitted but the Voice
Recognition System does not Start
PROCEDURE
1.
CHECK CONDITION
(a) While paying attention to the condition of the spoken voice
command, perform a voice recognition operation.
HINT:
When the voice command is recognized, the content of the voice command
is displayed in the voice recognition
Test Mode Procedure
TEST MODE PROCEDURE
SENSOR CHECK USING DEALER MODE (SIGNAL CHECK)
NOTICE:
After replacing or removing and installing a speed sensor, perform Dealer
Mode (Signal Check) inspection to confirm that the speed sensors are operating
correctly.
After replacing or removing and installing a
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