Kia Optima: ETC (Electronic Throttle Control) System. Troubleshooting - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2020 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:

Theft-alarm stage
The alarm will be activated if any of the following occurs while the system is armed. A front or rear door is opened without using the transmitter (or smart key). The tailgate is opened wit ...

Maintenance services
You should exercise the utmost care to prevent damage to your vehicle and injury to yourself whenever performing any maintenance or inspection procedures. Should you have any doubts concerning ...

Winter Driving
We recommend that you carry emergency equipment, including tire chains, a window scraper, windshield de-icer, a bag of sand or salt, flares, a small shovel and jumper cables. Make sure you ...

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