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 MANUALSGENESIS2020G90 3.3T PREMIUM, AWDREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSAUTOMATIC TRANSAXLE SYSTEM DIAGNOSIS
2020 Genesis G90 3.3T Premium, AWD
Automatic Transaxle System Diagnosis
2020 Genesis G90 3.3T Premium, AWDSECTION Automatic Transaxle System Diagnosis
- DTC Index
- DTC P0601: Internal Control Module Memory Check Sum Error
- 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 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/C)
- DTC P0758: Shift Control Solenoid Valve 'B' Electrical (6/C)
- DTC P075D: ON/OFF Solenoid D (PRH) - Electrical
- DTC P0763: Shift Control Solenoid Valve 'C' Electrical (35R/C)
- DTC P0768: Shift Control Solenoid Valve 'D' Electrical (4 & OD/C)
- DTC P076A: Shift Solenoid 'H' (SBW Park System Fault)
- DTC P076D: ON/OFF Solenoid C (Parking) (SBW)
- DTC P076F: Gear 7 Incorrect Ratio
- DTC P0773: Shift Control Solenoid Valve 'E' Electrical (27/B)
- DTC P0785: ON/OFF Solenoid A (Drive) (SBW)
- DTC P078A: ON/OFF Solenoid B (Reverse) (SBW)
- DTC P07B5: Transmission Park Position Sensor/Switch 'A' Circuit Performance/Low (SBW)
- DTC P0880: TCM Power Input Signal
- DTC P0881: TCM Power Input Signal Range/Performance
- DTC P2709: Shift Control Solenoid Valve 'F' Electrical (8LR/B)
- DTC U0001: Can Bus Off
- DTC U0100: CAN Time Out (EMS)
- DTC U0103: CAN TIME OUT (E-Shifter) (SBW)
RENDER: 1.0x
NO RELATED
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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.