Hyundai Elantra: Engine Control System / ETC (Electronic Throttle Control) System Troubleshooting

Hyundai Elantra AD (2016-2020) 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
Replace it with TPS 2
TPS 2 fault
Replace it with TPS 1
TPS 1,2 fault
Throttle valve stuck at 7°
APS
APS 1 fault
Replace it with APS 2
APS 2 fault
Replace it with 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).
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 cab ...

ETC (Electronic Throttle Control) System Specifications
Specification Throttle angle (°)Output voltage (V) [Vref = 5.0V]TPS1TPS200.54.5100.964.05201.413.59301.873.14402.322.68502.782.23603.231.77703.691.32804.140.86904.60.41984.650.35C.T (0)0.54.5W. ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Parking Brake
Checking the Parking Brake Check the stroke of the parking brake by counting the number of "clicks" heard while fully applying it from the released position. Also, the parking brake alone should securely hold the vehicle on a fairly steep grade. If the stroke is more or less than ...

Hyundai Elantra AD (2016-2020) Service Manual: Timing Chain Cover Repair procedures
Removal Engine removal is not required for this procedure.     • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion.     • Mark all wiring a ...

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