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Home / DTC / U1750 — HDD Invalid Media

U1750 — HDD Invalid Media

Detailed page for trouble code U1750.

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Code

U1750

HYUNDAI U — Network/User

HDD Invalid Media

Brand: HYUNDAI
Type: U — Network/User
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Corrupted or improperly formatted HDD/media (file system errors)
  • Failed or failing internal hard drive (mechanical/electronic fault)
  • Loose, damaged or corroded HDD connectors or cabling
  • Loss of power or intermittent 12 V / ground to the HDD assembly
  • Infotainment software/firmware bug or incomplete update
  • Incompatible replacement media or aftermarket HDD installed

Symptoms

  • Infotainment message or warning: 'HDD Invalid Media' or similar
  • Navigation maps or saved media not available
  • Unit fails to boot properly, freezes, or restarts
  • No audio from stored media or track list empty
  • DTC stored in infotainment module; possible related communication errors

What to check

  • Retrieve full DTC list from infotainment and related modules with scan tool
  • Check software/firmware version and known Service Bulletins for infotainment unit
  • Inspect HDD connector and cable for damage, corrosion, or loose pins
  • Verify constant 12 V and ground at the head unit/HDD with battery connected
  • Check for intermittent power using a scope or test lamp during operation
  • Confirm media compatibility if HDD was replaced or upgraded

Signal parameters

  • HDD mount status / filesystem status flags reported by head unit
  • Read/write error counters or CRC error counts (HDD controller status)
  • 12 V supply voltage to infotainment/HDD (should be ~12–14 V with key on/run)
  • Ground continuity and voltage drop under load
  • CAN bus infotainment message IDs and error frames related to audio/navigation
  • Power enable/ignition-switched supply and accessory supply states

Diagnostic algorithm

  1. Use a factory-capable scan tool to read and record U1750 and any related codes; note freeze-frame or event data.
  2. Verify the infotainment unit software/firmware level against dealer database; apply known updates if available.
  3. Visually inspect the HDD and connectors: remove trim and access the unit; check for loose harness, bent pins, or corrosion.
  4. With the ignition on, measure 12 V and ground at the HDD power pins; check for voltage drop during spin-up. Repair wiring or grounds as needed.
  5. If wiring and power are good, see if the head unit offers a diagnostic HDD test, backup/export option, or reformat procedure. Follow manufacturer procedure.
  6. If possible, remove the HDD and test/format on a bench tool per manufacturer instructions (observe data retention and warranty rules).
  7. If HDD fails bench test or cannot be reformatted, replace HDD with OEM-compatible part and re-install; do not use unapproved aftermarket drives.
  8. After repair or replacement, clear codes, perform any required reprogramming or calibration, then verify infotainment operation and confirm no recurrence of U1750.
  9. If problem persists, escalate to module replacement or factory-level diagnostics, capturing CAN traces and module logs for supplier support.

Likely causes

  • Corrupted file system or invalid media format
  • Failed internal HDD (wear-out, mechanical failure)
  • Loose connector or poor power/ground to HDD
  • Infotainment software/firmware error requiring update

Fault status

⚠️ Status
Infotainment HDD media not recognized or corrupted; system reports invalid or unreadable internal storage.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-2.0 hours

Similar codes

U0100 U0140 U0121 U0155 P0606 U0300
371

Browse 371 HYUNDAI manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

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Code

U1750

Other U — Network/User

SCP (J1850) Lack of Acknowledgment for Audible Warnings

Brand: Other
Type: U — Network/User
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Corrupted or improperly formatted HDD/media (file system errors)
  • Failed or failing internal hard drive (mechanical/electronic fault)
  • Loose, damaged or corroded HDD connectors or cabling
  • Loss of power or intermittent 12 V / ground to the HDD assembly
  • Infotainment software/firmware bug or incomplete update
  • Incompatible replacement media or aftermarket HDD installed

Symptoms

  • Infotainment message or warning: 'HDD Invalid Media' or similar
  • Navigation maps or saved media not available
  • Unit fails to boot properly, freezes, or restarts
  • No audio from stored media or track list empty
  • DTC stored in infotainment module; possible related communication errors

What to check

  • Retrieve full DTC list from infotainment and related modules with scan tool
  • Check software/firmware version and known Service Bulletins for infotainment unit
  • Inspect HDD connector and cable for damage, corrosion, or loose pins
  • Verify constant 12 V and ground at the head unit/HDD with battery connected
  • Check for intermittent power using a scope or test lamp during operation
  • Confirm media compatibility if HDD was replaced or upgraded

Signal parameters

  • HDD mount status / filesystem status flags reported by head unit
  • Read/write error counters or CRC error counts (HDD controller status)
  • 12 V supply voltage to infotainment/HDD (should be ~12–14 V with key on/run)
  • Ground continuity and voltage drop under load
  • CAN bus infotainment message IDs and error frames related to audio/navigation
  • Power enable/ignition-switched supply and accessory supply states

Diagnostic algorithm

  1. Use a factory-capable scan tool to read and record U1750 and any related codes; note freeze-frame or event data.
  2. Verify the infotainment unit software/firmware level against dealer database; apply known updates if available.
  3. Visually inspect the HDD and connectors: remove trim and access the unit; check for loose harness, bent pins, or corrosion.
  4. With the ignition on, measure 12 V and ground at the HDD power pins; check for voltage drop during spin-up. Repair wiring or grounds as needed.
  5. If wiring and power are good, see if the head unit offers a diagnostic HDD test, backup/export option, or reformat procedure. Follow manufacturer procedure.
  6. If possible, remove the HDD and test/format on a bench tool per manufacturer instructions (observe data retention and warranty rules).
  7. If HDD fails bench test or cannot be reformatted, replace HDD with OEM-compatible part and re-install; do not use unapproved aftermarket drives.
  8. After repair or replacement, clear codes, perform any required reprogramming or calibration, then verify infotainment operation and confirm no recurrence of U1750.
  9. If problem persists, escalate to module replacement or factory-level diagnostics, capturing CAN traces and module logs for supplier support.

Likely causes

  • Corrupted file system or invalid media format
  • Failed internal HDD (wear-out, mechanical failure)
  • Loose connector or poor power/ground to HDD
  • Infotainment software/firmware error requiring update

Fault status

⚠️ Status
Infotainment HDD media not recognized or corrupted; system reports invalid or unreadable internal storage.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-2.0 hours

Similar codes

U0100 U0140 U0121 U0155 P0606 U0300
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