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Home >> Land Rover >> 2020 >> Defender 110 S >> Repair and Diagnosis >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: Infotainment Compute Control Module (ICCM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Infotainment Compute Control Module (ICCM) (G2400897) >> Description And Operation >> Infotainment Compute Control Module >> DTC B14AD-02: Front Display Screen - General signal failure >> Action
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DTC B14AD-02: Front Display Screen - General signal failure: Action

  1. Check that the front display is working, if the display is working go to step  5. If there is no display go to step 2
  2. Using the Jaguar Land Rover approved diagnostic equipment, perform routine - On Demand Self Test (0x0202) and read the Diagnostic Trouble Code(s). If the DTC is set go to step 3, if the DTC is no longer set go to step  5
  3. Check the front infotainment control module software release notes to see if a repair is available and update the front infotainment control module and repeat step  2. If no software update is available go to step 4
  4. Check the interactive display module A for any internal failure Diagnostic Trouble Code(s) and follow the DTC index
  5. Check for other Diagnostic Trouble Code(s) relating to the customer concern and follow the DTC index
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