Hyundai Kona: Engine Control System / ETC (Electronic Throttle Control) System Troubleshooting

Hyundai Kona (OS) 2018-2025 Service Manual / Engine Control / Fuel System / Engine Control System / ETC (Electronic Throttle Control) System Troubleshooting

Fail-Safe Mode
Item
Fail-Safe
ETC Motor
Throttle valve stuck at 7°
TPS
TPS 1 fault
ECM looks at TPS2
TPS 2 fault
ECM looks at TPS1
TPS 1,2 fault
Throttle valve stuck at 7°
APS
APS 1 fault
ECM looks at APS 2
APS 2 fault
ECM looks at APS 1
APS 1,2 fault
Engine idle state

  
When throttle value is stuck at 7°, engine speed is limited at below 1,500 rpm and vehicle speed at maximum 40 - 50 km/h (25 - 31 mph).
ETC (Electronic Throttle Control) System Specifications
Specification [Throttle Position Sensor (TPS)] Throttle angle (°) Output Voltage (V) TPS1 TPS2 0 ...

ETC (Electronic Throttle Control) System Schematic diagrams
Schematic Diagram Circuit Diagram Harness Connector ...

Other information:

Hyundai Kona (OS) 2018-2025 Owners Manual: Hill-Start Assist Control (HAC)
The Hill-Start Assist Control (HAC) helps prevent the vehicle from rolling backwards when starting a vehicle from a stop on a hill. The system operates the brakes automatically for approximately 2 seconds and releases the brake after 2 seconds or when the accelerator pedal is depressed. WARNING A ...

Hyundai Kona (OS) 2018-2025 Service Manual: Rain Sensor Repair procedures
Removal    • Do not damage or touch the silicone (coupling medium). • Be careful so that the silicon is not ...

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