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:

    Warnings and indicators
    All warning lights are checked by turning the ignition switch ON (do not start the engine). Any light that does not illuminate should be checked by an authorized HYUNDAI dealer. After starting th ...

    Troubleshooting
    Basic Troubleshooting Basic Troubleshooting Guide Customer Problem Analysis Sheet Basic Inspection Procedure Measuring Condition of Electronic Parts' Resistance The mea ...

    Fuse/relay panel description
    Inside the fuse/relay panel covers, you can find the fuse/relay label describing fuse/relay name and capacity. Inner panel fuse panel Engine compartment fuse panel ✽ NOTICE Not al ...