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.
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HOMESERVICE MANUALSHYUNDAI2013EQUUS ULTIMATEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTDRIVER INFORMATION SYSTEM (DIS) - HEAD UNIT DIAGNOSIS
2013 Hyundai Equus Ultimate
Driver Information System (Dis) - Head Unit Diagnosis
2013 Hyundai Equus UltimateSECTION Driver Information System (Dis) - Head Unit Diagnosis
- Diagnostic Trouble Codes Index
- DTC U1000: Head Unit ECM Error
- DTC U1003: Temperature Sensor Signal Error in Head Unit
- DTC U1006: Low Voltage Detected
- DTC U1007: High Voltage Detected
- DTC U1045: Sticking Key on Central Control Panel
- DTC U1065: Sticking Key on Rear Armrest Controller
- DTC U1401: MOST Critical Unlock Detected
- DTC U1500: Wake up Line Short Circuit To Ground
- DTC U1501: Wake up Line Short Circuit To VCC
- DTC U1750: HDD Invalid Media
- DTC U1751: Function 'Delete Navigation database' Executed
- DTC U1900: GPS Antenna Line Break
- DTC U1920: DVD Drive Error
- DTC U1940: Front Display SDC Communication Error
- DTC U1942: Rear Display SDC Communication Error
- DTC U1965: Central Control Panel Serial Communication Error
- DTC U1970: Multimedia CAN Bus Off Error
- DTC U1971: Multimedia CAN Single Line Error
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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.