Hyundai Accent Manuals

Hyundai Accent: ETC (Electronic Throttle 
Control) System. Troubleshooting - Engine Control System - Engine Control/Fuel SystemHyundai Accent: ETC (Electronic Throttle Control) System. Troubleshooting

Hyundai Accent RB (2010-2018) Service Manual / Engine Control/Fuel System / Engine Control System / ETC (Electronic Throttle Control) System. Troubleshooting

Fail-Safe Mode

Item
Fail-Safe
ETC Motor
Throttle valve stuck at 7°
TPS
TPS 1 fault
ECM looks at TPS2
TPS 2 fault
ECM looks at TPS1
TPS 1,2 fault
Throttle valve stuck at 7°
APS
APS 1 fault
ECM looks at APS 2
APS 2 fault
ECM looks at APS 1
APS 1,2 fault
Engine idle state

When throttle value is stuck at 7°, engine speed is limited at below 1,500rpm and vehicle speed at maximum 40 ~ 50 km/h (25 ~ 31 mph)

Schematic Diagram
...

ETC (Electronic Throttle Control) System. Specifications
Specification [Throttle Position Sensor (TPS)] Throttle angle(°) Output Voltage (V) TPS1 TPS2 0 0.5 4.5 ...

See also:

Repair procedures
Compession Pressure Inspection If the there is lack of power, excessive oil consumption or poor fuel economy, measure the comp ...

Control System Composition
Fault Diagnosis Features a fail-safe mechanism that prevents dangerous situations from developing in the event of a transaxle failure. The limp home mode engages if the transaxle mal ...

Automatic transaxle operation
The automatic transaxle has 6 forward speeds and one reverse speed. The individual speeds are selected automatically, depending on the position of the shift lever. To move the shift lever from th ...

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