Hyundai Tucson: Electric WGT Control Actuator- Desrcription
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Control - Fuel System / Electric WGT Control Actuator / Electric WGT Control Actuator- Desrcription
Desrcription
The Electric Waste Gate Actuator(EWGA) is installed on the turbocharger. EWGA operates vain in west gate turbocharger and controls the compressed air by PWM signal of ECM.
Specification
EWGA Position Sensor integrated into EWGA
EWGA DC Motor integrated into EWGA
Circuit Diagram
Harness Connector
Removal
- Turn the ignition switch OFF and disconnect the battery negative (-) cable.
- Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
- Remove the intercooner inlet pipe.
(Refer to Engine Mechanical System - "Intercooler")
- Disconnect the EWGA connector (A).
- Remove the shaft link assembly (B) after removing the C-ring (A).
- Remove the EWGA after removing the bolts (A).
Tightening Torque : 9.8 - 11.8 N.in (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)
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Electric WGT Control Actuator- Installation
WARNING
When replacing the Electric WGT Control Actuator, perform the
rod adjustment procedure.
When install the electric WGT control actuator, do not reuse a
C-Ring.
Install in the reverse order of removal.
Adjustment
Rod Adjus
RCV Control Solenoid Valve
Description
RCV (Recirculation Valve) Control Solenoid Valve is installed on the
intercooler inlet pipe and
operates the RCV actuator which controls the by-pass passage of the turbocharger
compressor.When
the throttle is closed, while the engi
Electric Exhaust Gas Re-circulation (EEGR) Control Valve
Description
The Electric EGR Control Valve is installed in between the EGR cooler and the
exhaust line and is a
solenoid valve. This valve controls EGR (Exhaust Gas Recirculation) amount by
the ECM's duty
control signal depending on engine
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Intermittent Problem Inspection Procedure
Sometimes the most difficult case in troubleshooting is when a problem
symptom occurs but does not occur again during
testing. An example would be if a problem appears only when the vehicle is cold
but has not appeared when warm. In this
case,
Multifunction Switch Inspection
Check for continuity between the terminals in each switch position as
shown below.
Inspection (With Diagnostic Tool)
In the body electrical system, failure can be quickly diagnosed by using
the vehicle diagnostic system (d
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
