LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Fiat >> 2017 >> 124 Spider Classica, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Warning Systems >> (Blind Spot Module (BSM) - Electrical Diagnostics) >> DTC Troubleshooting >> U3000-4B Control Module-Over Temperature >> Diagnostic Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Test

  1. CHECK INTERNAL TEMPERATURE OF THE BLIND SPOT MODULE 
    1. Check internal temperature of the Blind Spot Module.

      Does the value exceed 115 °C (239 °F)?

      Yes 

      • Replace the Blind Spot Device Driving Module where the temperature increase was detected.
      • Go to Step  3.

      No 

      • Go to Step  2.
  2. CHECK THE PERSISTENCE OF ERROR ON BLIND SPOT MODULE, RIGHT SIDE 
    1. Connect the diagnosis equipment and perform Blind Spot Module erase DTC procedure.
    2. Go to Key-ON condition (engine off or on) and wait at least 11.5 seconds.
    3. Check whether the DTC is still present.

      Is the DTC still present?

      Yes 

      • Replace the Blind Spot Module, right side, then go to Step  3.

      No 

      • End of diagnosis.
  3. CHECK CORRECT OPERATION OF THE BLIND SPOT MODULE, LEFT SIDE 
    1. Perform the Blind Spot Module erase DTC procedure.
    2. Go to Key-ON condition (engine off or on) and wait at least 11.5 seconds.
    3. Check whether the DTC is still present.

      Is the DTC still present?

      Yes 

      • Replace the Blind Spot Module, left side.

      No 

      • End of diagnosis.