Kia Optima: ETC (Electronic Throttle Control) System. Troubleshooting - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2024 Service ManualKia Optima: 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)

Schematic Diagram
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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:

Front Body C
Engine mounting bracket hole (Ø11) Transaxle mounting hole (Ø13) Engine mounting bracke ...

Gasoline Containing Alcohol and Methanol
Gasohol, a mixture of gasoline and ethanol (also known as grain alcohol), and gasoline or gasohol containing methanol (also known as wood alcohol) are being marketed along with or instead of leade ...

Engine control system
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