Toyota Corolla Cross: Unable To Connect To Call Center
DESCRIPTION
This may occur when the intensity of telephone radio frequency was very weak, or the safety connect system has a malfunction and a DTC is stored.
CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Safety Connect System.
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PROCEDURE
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1. |
CHECK COMMUNICATION SERVICE CONDITION |
(a) Move the vehicle.
(1) If the vehicle is outside the communication service area, move the vehicle to a communication service area, wait for a while and perform the operation again.
OK:
Same problem does not occur.
| OK | .gif)
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END |
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2. |
CHECK DTC |
(a) Turn the ignition switch to ON and wait for 10 seconds or more.
(b) Clear the DTCs.
Body Electrical > Telematics > Clear DTCs(c) Check for DTCs and check that no DTCs are output.
Body Electrical > Telematics > Trouble CodesOK:
No DTCs are output.
| NG |
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GO TO DIAGNOSTIC TROUBLE CODE CHART
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3. |
CHECK DCM OPERATION HISTORY |
(a) Check "DCM Operation History".
Click here
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Tester Display |
|---|
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DCM Operation History |
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Result |
Proceed to |
|---|---|
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Electric Level is weak (Level 0 or Level 1) |
A |
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No problems with signal strength or communication |
B |
HINT:
If there was a communication problem in the past but the communications are working correctly now, it is possible that the source of the problem was temporary radio interference, or the vehicle may have been outside the service area.
| B |
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CONTACT SERVICE CENTER |
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4. |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver) with a new one.
Click here
NOTICE:
- The ignition switch must be off.
- Do not exchange the DCM (telematics transceiver) with one from another vehicle.
| NEXT |
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PERFORM DCM ACTIVATION |
READ NEXT:
Emergency Call Switch Illumination Circuit
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or
maintenance, performing initialization, registration or calibration may
Telephone And Gps Antenna
Removal
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
ROOF HEADLINING ASSEMBLY
SEE MORE:
Vehicle information display
■ Drive information
Displays drive information such as
the following:
Drive information 1
Drive information 2
Displays the following depending
on which drive information
type and drive information items
were selected in
.
After start
Distance: Displays the distance
driven since engine s
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT LOWER BALL JOINT ASSEMBLY
(a) Inspect the turning torque of the ball joint.
(1) Secure the front lower ball joint assembly in a vise using aluminum
plates.
(2) Install the nut to the front lower ball joint assembly stud.
(3) Using a to
