Hyundai Sonata: ETC (Electronic Throttle Control) System. Troubleshooting - Engine Control System - Engine Control/Fuel SystemHyundai 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:

    Power Out Side Mirror Switch. Repair procedures
    Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the front door trim panel. (Refer to the BD group - "Front d ...

    Cylinder Head. Components and Components Location
    Components 1. Camshaft bearing cap 2. Camshaft front bearing cap 3. Exhaust camshaft 4. Intake camshaft 5. Exhaust CVVT assembly 6. Intake CVVT assembly 7 ...

    Filler-Neck Assembly. Repair procedures
    Removal 1. Disconnect the fuel filler hose (A), the vapor tube quick-connector (B), and the ventilation tube quick-connector (C). 2. ...