Hyundai Sonata: ETC (Electronic Throttle Control) System. Troubleshooting - Engine Control System - Engine Control/Fuel System - Hyundai Sonata YF 2011-2019 Service ManualHyundai Sonata: ETC (Electronic Throttle Control) System. Troubleshooting

Fail-Safe Mode

Item
Fail-Safe
ETC Motor
Throttle valve stuck at 5°
TPS
TPS 1 fault
ECM looks at TPS2
TPS 2 fault
ECM looks at TPS1
TPS 1,2 fault
Throttle valve stuck at 5°
APS
APS 1 fault
ECM looks at APS 2
APS 2 fault
ECM looks at APS 1
APS 1,2 fault
Throttle valve stuck at 5°

When throttle value is stuck at 5°, engine speed is limited at below 1,500rpm and vehicle speed at maximum 40 ~ 50 km/h (25 ~ 31 mph)

    ETC (Electronic Throttle Control) System. Description and Operation
    Description The Electronic Throttle Control (ETC) System consists of a throttle body with an integrated control motor and throttle position sensor (TPS). Instead of the traditional throttle ...

    ETC (Electronic Throttle Control) System. Specifications
    Specification [Throttle Position Sensor (TPS)] Throttle Angle(°) Output Voltage(V) TPS1 TPS2 0 0.0 5.0 ...

    See also:

    Relay Box (Engine Compartment). Schematic Diagrams
    Circuit Diagram ...

    Muffler. Repair procedures
    Removal and Installation 1. Remove the front muffler (B) after disconnecting the oxygen sensor connector (A) (ULEV only). Tightening torque: ...

    Specifications
    Specifications Item Specification Power source DC 14.4V (-) ground Frequency range / Channel space FM : 87.9 ~ 107.9 ...