Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Land Rover Range Rover BaseFACTORY OEM SERVICE PROCEDURE
Diagnostic Trouble Code Index DTC: Interactive Control Display Module (ICDM) -- Range Rover/L405
- General Information
- Description And Operation
- Diagnostic Trouble Code Index - DTC: Interactive Control Display Module (ICDM) (G2034064)
- Interactive Display Control Module (ICDM)
- DTC B14A2-02: APIX Display Link - Front Display Screen - General Signal Failure
- DTC B14A2-13: APIX Display Link - Front Display Screen - Circuit Open
- DTC B14A2-31: APIX Display Link - Front Display Screen - No Signal
- DTC B14A3-13: APIX Display Link - User Interface Panel - Circuit Open
- DTC U0055-87: Vehicle Communication Bus D - Missing Message
- DTC U0055-88: Vehicle Communication Bus D - Bus Off
- DTC U201A-54: Control Module Main Calibration Data - Missing Calibration
- DTC U201A-56: Control Module Main Calibration Data - Invalid/Incomplete Configuration
- DTC U2300-54: Central Configuration - Missing Calibration
- DTC U2300-56: Central Configuration - Invalid/Incomplete Configuration
- DTC U3000-04: Control Module - System Internal Failures
- DTC U3000-09: Control Module - Component Failures
- DTC U3000-49: Control Module - Internal Electronic Failure
- DTC U3000-93: Control Module - No Operation
- DTC U3000-96: Control Module - Component Internal Failure
- DTC U3000-98: Control Module - Component Or System Over Temperature
- Diagnostic Trouble Code Index - DTC: Interactive Control Display Module (ICDM) (G2034064)
- Description And Operation
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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