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 MANUALSHYUNDAI2014EQUUS SIGNATUREREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXAUTOMATIC TRANSMISSION DTCS
2014 Hyundai Equus Signature
Automatic Transmission DTCS
2014 Hyundai Equus SignatureSECTION Automatic Transmission DTCS
AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE DESCRIPTION
| DTC | Description |
|---|---|
| DTC P0601 | Internal Control Module Memory Check Sum Error |
| DTC P0711 | Transmission Fluid Temperature Sensor 'A' Circuit Range/Performance |
| DTC P0712 | Transmission Fluid Temperature Sensor 'A' Circuit Low Input |
| DTC P0713 | Transmission Fluid Temperature Sensor 'A' Circuit High Input |
| DTC P0717 | Input Turbine Speed Sensor 'A' Circuit No Signal |
| DTC P0721 | Output Speed Sensor Circuit Range/Performance |
| DTC P0722 | Output Speed Sensor Circuit No Signal |
| DTC P0729 | Gear 6 Incorrect Ratio |
| DTC P0730 | Gear 8 Incorrect Ratio |
| DTC P0731 | Gear 1 Incorrect Ratio |
| DTC P0732 | Gear 2 Incorrect Ratio |
| DTC P0733 | Gear 3 Incorrect Ratio |
| DTC P0734 | Gear 4 Incorrect Ratio |
| DTC P0735 | Gear 5 Incorrect Ratio |
| DTC P0741 | Torque Converter Clutch Circuit Performance or Stuck Off |
| DTC P0743 | Torque Converter Clutch Circuit Electrical |
| DTC P0748 | Pressure Control Solenoid Valve (VFS) 'A' Electrical |
| DTC P0753 | Shift Control Solenoid Valve 'A' Electrical (UD/B) |
| DTC P0758 | Shift Control Solenoid Valve 'B' Electrical (2-6/B) |
| DTC P075A | ON/OFF Solenoid |
| DTC P0763 | Shift Control Solenoid Valve 'C' Electrical (35R/C) |
| DTC P0768 | Shift Control Solenoid Valve 'D' Electrical (OD/C) |
| DTC P076A | Park System Fault (SBW) |
| DTC P076D | ON/OFF Solenoid C (Parking) (SBW) |
| DTC P076F | Gear 7 Incorrect Ratio |
| DTC P0773 | Shift Control Solenoid Valve 'E' Electrical (SS-A) |
| DTC P0785 | ON/OFF Solenoid A (Drive) (SBW) |
| DTC P078A | ON/OFF Solenoid B (Reverse) (SBW) |
| DTC P0791 | Middle Speed Sensor Circuit No Signal |
| DTC P07B5 | Transmission Park Position Sensor/Switch 'A' Circuit Performance/Low (SBW) |
| DTC P0841 | Transmission Fluid Pressure Sensor/Switch A Circuit Range/Performance |
| DTC P0880 | TCM Power Signal Error Open/Short (GND) |
| DTC P0881 | TCM Power Input Signal Range/Performance |
| DTC P2709 | Shift Control Solenoid Valve 'F' Electrical (SS-B) |
| DTC U0001 | High Speed CAN Communication Bus off |
| DTC U0100 | Lost Communication With ECM/PCM 'A' |
| DTC U0103 | CAN TIME OUT (E-Shifter) (SBW) |
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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.