Hyundai Elantra: 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 | |
|
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) Service Manual: Variable Charge Motion Actuator (VCMA) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the VCMA connector.
3.
Check that the VCMA is not stuck by foreign material.
4.
Measure resistance between motor (+) and (-) control terminals of the motor.
5.
Check that the resistance is within the specification.
Sp ...
Hyundai Elantra AD (2016-2020) Service Manual: Underdrive Brake Control Solenoid Valve(UD/B_VFS) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).
4.
Measure resistance between sensor signal terminal and sensor ground terminal.
5.
Check that the ...
