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Home >> Toyota >> 2019 >> Mirai >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Safety Connect System - Diagnostic Codes & Symptom Tests >> Safety Connect System >> DTC B1583: GPS Signal Unreceived [06/2015 - 01/2018] >> Procedure

DTC B1583: GPS Signal Unreceived [06/2015 - 01/2018]: Procedure

  1. CHECK TELEPHONE AND GPS ANTENNA (TELEPHONE ANTENNA ASSEMBLY) 
    1. Check that there are no problems with the telephone and GPS antenna (telephone antenna assembly).

      OK

      The antenna is not excessively dirty and there are no objects blocking signal reception.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REMOVE FOREIGN OBJECT 

    Result: 

    OK 

    See step  2

  2. REPLACE TELEPHONE AND GPS ANTENNA (TELEPHONE ANTENNA ASSEMBLY) 
    1. Replace the telephone and GPS antenna (telephone antenna assembly).

      Refer to REMOVAL [06/2015 - 11/2018]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  3

  3. CLEAR DTC 
    1. Clear the current and past DTCs.

      Refer to DTC CHECK / CLEAR [06/2015 - ]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  4

  4. CHECK FOR DTC 
    1. Drive the vehicle for at least 24 km (15 miles).

      HINT: 

      The manual (SOS) switch red indicator will illuminate at approximately 16 km (10 miles) if the problem still exists.

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

      Refer to HEALTH CHECK [06/2015 - 01/2018]

      HINT: 

      Turning the power switch off will clear the current DTC.

      If the vehicle is driven approximately 16 km (10 miles) and the problem is still present, the DTC will be stored again.

      Result

      Result Proceed to
      DTC B1583 is not output A
      DTC B1583 is output B

    Result: 

    END (TELEPHONE AND GPS ANTENNA [TELEPHONE ANTENNA ASSEMBLY] IS DEFECTIVE) 

    Result: 

    See step  5

  5. REPLACE DCM (TELEMATICS TRANSCEIVER) 
    1. Replace the DCM (Telematics Transceiver).

      Refer to REMOVAL [06/2015 - 01/2018]

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

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  6

  6. PERFORM PRL UPDATE 
    1. Perform "PRL UPDATE".

      Refer to PRL UPDATE [06/2015 - 01/2018]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    PERFORM DCM ACTIVATION. Refer to  DCM ACTIVATION [06/2015 - 01/2018]