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:

    Water pump. Repair procedures
    Removal and Installation 1. Loosen the drain plug, and then drain the engine coolant. Remove the radiator cap to drain with speed. 2. Remo ...

    Repair procedures
    On-vehicle Inspection Spark Test 1. Disconnect the ignition coil connectors (A). 2. Remove the ignition coils (A). ...

    Description and Operation
    Limitations Of The Navigation system GPS Signal Reception State As the GPS satellite frequency is received/transmitted in straight lines, reception may not work if hiding devices are placed ...