LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2014 >> IS 250C Base >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> LEXUS ENFORM System (Diagnostics - Introduction) >> LEXUS ENFORM System >> Confirm Cellular Phone Functionality [08/2013 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Confirm Cellular Phone Functionality [08/2013 - ]: Procedure

  1. CHECK THE CUSTOMER'S CELLULAR PHONE COMPATIBILITY 
    1. Go to TIS "Bluetooth" Compatibility Portal and check if the cellular phone is compatible.

      Result

      Result Proceed to
      Cellular phone is compatible. A
      Cellular phone is not compatible. B

      HINT: 

      It is important to check the cellular phone compatibility charts carefully:

      • Some apps may only work on cellular phones.
      • Some apps may only work when paired to a vehicle.
      • Some cellular phones do not support all features.

    B → RECOMMEND COMPATIBLE CELLULAR PHONE 

    A: Go to next step 

  2. CONFIRM CELLULAR PHONE SIGNAL 
    1. A 3G or higher connection is required for proper Apps functionality. If a 3G or higher connection is not available, some applications may not function properly. (Wi-Fi is not an approved connection for Enform services.)

    NEXT: Go to next step 

  3. CONFIRM THE APPS IS DOWNLOADED TO THE CUSTOMER'S CELLULAR PHONE 
    1. Turn the cellular phone on.
    2. Check that the Apps has been downloaded.

      Result

      Result Proceed to
      Apps has not been downloaded. A
      Apps has been downloaded. B

    B → See step   5 

    A: Go to next step 

  4. DOWNLOAD APPS 
    1. Download the Apps.

      Result

      Result Proceed to
      Apps downloaded successfully. A
      Apps did not download successfully. B

      HINT: 

      Contact the service provider or cellular phone manufacturer if assistance is required for downloading the Apps or resetting the customer's cellular phone.

    B → RESET CUSTOMER'S CELLULAR PHONE (REMOVE BATTERY) AND TRY AGAIN 

    A: Go to next step 

  5. CHECK IF THE CUSTOMER'S ACCOUNT IS VALID AND ACTIVE 
    1. Start the Apps on the customer's cellular phone.
    2. Sign out of the account (if currently signed in).
    3. Sign in using the customer's account information.

      Result

      Result Proceed to
      Sign in to Apps is successful. A
      Sign in to Apps is not successful. B

      HINT: 

      The purpose of signing out of the account and then signing back in is to ensure that the correct account is used.

    B → See step   9 

    A: Go to next step 

  6. RECORD ERROR MESSAGES IF PRESENT 

    NEXT: Go to next step 

  7. CONFIRM THE CUSTOMER'S CELLULAR PHONE WITH A KNOWN GOOD ENFORM ACCOUNT (e.g. DEALER DEMO ACCOUNT) 
    1. Start the Apps on the customer's cellular phone.
    2. Sign out of the customer's account (if currently signed in).
    3. Sign in using a known good Enform account (e.g. dealer demo account).

      Result

      Result Proceed to
      Sign in using known good account is successful. A
      Sign in using known good account is not successful. B

      HINT: 

      • The purpose of signing out of the account and then signing back in is to ensure that the correct account is used.
      • Upon completion of this procedure, be sure to sign out of the known good account on the customer's cellular phone.
      • If sign in using a known good account is successful, the customer's account has a problem. Instruct the customer to visit www.lexus.com/Enform or contact Enform customer support for account status verification.

    B → See step   8 

    A → CUSTOMER ACCOUNT ISSUE (SIGN OUT OF THE DEALER DEMO ACCOUNT) 

  8. CONFIRM ENFORM SERVICES ARE AVAILABLE 
    1. Start the Apps on a known good cellular phone.
    2. Sign out of the account (if currently signed in).
    3. Sign in using a known good Enform account (e.g. dealer demo account).

      Result

      Result Proceed to
      Sign in to Apps is successful. A
      Sign in to Apps is not successful. B

      HINT: 

      Contact the service provider or cellular phone manufacturer if assistance is required for resetting the customer's cellular phone.

    B → ENFORM SERVICES ARE CURRENTLY UNAVAILABLE 

    A → RESET CUSTOMER'S CELLULAR PHONE (REMOVE BATTERY) AND TRY AGAIN 

  9. CHECK ENFORM SEARCH FUNCTION ON CUSTOMER'S CELLULAR PHONE 
    1. Sign in to the Apps on the customer's cellular phone.
    2. Start a search apps (e.g. Bing) within the Apps.
    3. Check that a search can be made.

      Result

      Result Proceed to
      Apps search is successful. A
      Apps search is not successful. B

    B → See step   10 

    A → See step   12 

  10. RECORD ERROR MESSAGES IF PRESENT 

    NEXT: Go to next step 

  11. CHECK ENFORM SEARCH FUNCTION ON KNOWN GOOD CELLULAR PHONE 
    1. Sign in to the Apps on a known good cellular phone.
    2. Start a search apps (e.g. Bing) within the Apps.
    3. Check that a search can be made.

      Result

      Result Proceed to
      Apps search is successful. A
      Apps search is not successful. B

      HINT: 

      Contact the service provider or cellular phone manufacturer if assistance is required for resetting the customer's cellular phone or known good cellular phone.

    B → RESET KNOWN GOOD CELLULAR PHONE (REMOVE BATTERY) AND TRY AGAIN 

    A → RESET CUSTOMER'S CELLULAR PHONE (REMOVE BATTERY) AND TRY AGAIN 

  12. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [08/2013 - ]  
scientia non olet · About LEMON Manuals