Kia Optima Hybrid: Engine Control System / ETC (Electronic Throttle Control) System Troubleshooting
| Fail-Safe Mode |
| Item | Fail-Safe | |
| ETC Motor | Throttle valve stuck at 5° | |
| TPS | TPS 1 fault | Replace it with TPS 2 |
| TPS 2 fault | Replace it with TPS 1 | |
| TPS 1,2 fault | Throttle valve stuck at 5° | |
| APS | APS 1 fault | Replace it with APS 2 |
| APS 2 fault | Replace it with 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 cable, an Accelerator ...
ETC (Electronic Throttle Control) System Specifications
Specification [Throttle Position Sensor (TPS)] Throttle Angle(°)Output Voltage(V)TPS1TPS200.05.0100.484.52200.954.05301.433.57401.903.10502.382.62602.862.14703.331.67803.811.19904.290.711004.760.241055.00C.T ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Specifications
Specifications DescriptionSpecificationsLimitGeneralTypeIn-line, DOHC?Number of cylinders4?Bore88mm (3.464in.)?Stroke97mm (3.819in.)?Total displacement2359cc (143.90cu.in)?Compression ratio13.0 ± 0.3 : 1?Firing order1-3-4-2?Valve timingIntake valveOpens ATDC 10° ~ BTDC 35°?ClosesABDC 100° ~ 55°?Exhaust ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Engine And Transaxle Assembly Repair procedures
Removal • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion. • To release the fuel system pressure before removing the engine assembly, start the engine with the fuel pump relay removed. ...