Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Green Indicator Remains Off

Toyota Corolla Cross (2022-2025) Service Manual / Audio & Visual & Telematics / Cellular Communication / Safety Connect System / Green Indicator Remains Off

DESCRIPTION

After turning the ignition switch to ON, the DCM (telematics transceiver) will enter into self check mode. The manual (SOS) switch red indicator will illuminate for 2 seconds and turn off followed by the manual (SOS) switch green indicator illuminating and remaining on under normal operation. If neither the red nor green indicators remain on, verification of the subscription should be performed.

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

1.

CONFIRM GREEN INDICATOR COMES ON

(a) After the ignition switch is turned to ON and the manual (SOS) switch red indicator has come on for 2 seconds, confirm that the manual (SOS) switch green indicator comes on for 2 seconds.

OK:

Green indicator comes on.

NG

GO TO STEP 5

OK

2.

CONFIRM SUBSCRIPTION MODE

(a) Confirm the indicator status 5 seconds after the ignition switch is turned to ON.

Result

Proceed to

Green indicator remains on

A

Green indicator remains off

B
A

USE SIMULATION METHOD TO CHECK

B

3.

INPUT VIN WITH GTS

(a) Turn the ignition switch to ON and wait for 10 seconds.

(b) Enter the following menus: Body Electrical / Telematics / Utility / Vin Synchronization

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Body Electrical > Telematics > Utility

Tester Display

VIN Synchronization
NEXT

4.

CONFIRM SUBSCRIPTION MODE

(a) Confirm the indicator status at 5 seconds after the ignition switch is turned to ON.

Result

Proceed to

Green indicator remains on

A

Green indicator remains off

B
A

END
B

GO TO STEP 6

5.

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 Codes

OK:

No DTCs are output.

NG

GO TO DIAGNOSTIC TROUBLE CODE CHART

OK

6.

REPLACE DCM (TELEMATICS TRANSCEIVER)

(a) Replace the DCM (telematics transceiver) with a new one.

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NOTICE:

  • The ignition switch must be off.
  • Do not exchange the DCM (telematics transceiver) with one from another vehicle.
NEXT

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