Unable To Connect To Call Center: Procedure

1. 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.

NG → See step   2 

OK → END 

1. Turn the engine switch off.
2. Connect the Techstream to the DLC3.
3. Turn the engine switch on (IG) and wait for 10 seconds.
4. Turn the Techstream on.
5. Perform "Health Check" and check for current DTCs. Refer to HEALTH CHECK .

   Result

   Result	Proceed to
   DTC is not output	A
   DTC is output	B

B → See step   6 

A: Go to next step 

1. Check for PRL update. Refer to PRL UPDATE .
2. Check if the same problem occurs again.

   OK

   Same problem does not occur.

NG → See step   4 

OK → END 

1. Check "DCM Operation History". Refer to DCM OPERATION HISTORY .

   Result

   Result	Proceed to
   Signal strength is weak (0 or 1)	A
   Communication indicates "Fail"
   No problems with signal strength or communication	B

   HINT: 

   If there was a communication problem in the past but the communication is normal 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 → END 

A: Go to next step 

1. Replace the DCM (Telematics Transceiver). Refer to REMOVAL .
   NOTE:

   • The engine switch must be off.
   • Do not swap the DCM (Telematics Transceiver) with one from another vehicle.

NEXT → See step   7