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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> (Radio Frequency Module (RF Hub) - Electrical Diagnostics) >> DTC Troubleshooting >> B1045-01 - Front Driver Door Handle Sense - General Electrical Failure >> Diagnostic Test

Diagnostic Test

  1. CHECK FOR A SMART DOOR HANDLE 
    1. Verify that the smart sensor (magnet) is present by pulling the front left door handle and holding it in the open position, while visually looking for a smart sensor (magnet) in the side of the door handle cap closest to the handle.

      Is the smart sensor (magnet) in the door handle cap?

      Yes 

      • Go To  2

      No 

  2. CHECK FOR AN ACTIVE DTC 
    NOTE:

    If there are any other RF Hub DTCs, perform the diagnostic procedure for them before proceeding.

    1. Turn the ignition on.
    2. Using the scan tool, record and erase the DTCs.
    3. Make sure that the door handle is in the home position (not pulled).
    4. With the scan tool, select "Diagnostic Procedures", "Reset ECU" and "RFH" and perform the routine.
    5. With the scan tool, select "RFH", "Data" and scroll to "Last Message: LEFT FRONT Door Handle Hall Signal".
    6. Observe the value field.

      Does the scan tool display: YES?

      Yes 

      No 

      • Go To  3
  3. TEST FOR STUCK LOCK SWITCH 
    1. With the scan tool, select "RFH", "Data" and scroll to "Last Message: LEFT FRONT Door Handle Lock".
    2. Observe the value field.

      Does the scan tool display: YES?

      Yes 

      No 

      • Go To  4
  4. DOOR HANDLE OPERATION 
    1. Open the left front door window.
    2. Turn the ignition off, remove the FOBIK and close all doors.
    3. Have the FOBIK outside and within 10 cm. and 1.5 m. (4 in. and 5 ft.) of the left front door handle.
      NOTE:

      In the next step, wait two (2) seconds between each Lock and Unlock activation as there is a two second delay after each Lock action.

    4. Lock and Unlock the left front door by the outside handle four (4) times.
    5. Open the left front door by pulling the handle.

      Did the Door Handle Lock and Unlock the door as it should?

      Yes 

      No