Hyundai Tucson: Exhaust Emission Control System
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Emission Control Syste / Exhaust Emission Control System
- Exhaust Emission Control System - Description
- GPF Regeneration
- GPF Regeneration - Removal
- GPF Regeneration- Description
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Exhaust Emission Control System - Description
Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine
modifications and the
addition of special control components.
Modifications to the combustion chamber, intake manifold, camshaft and ignition
system consist the
basic
GPF Regeneration
This procedures is to forcibly regenerate the GPF with scan tool when the GPF
doesn't have been regenerated during driving. For
example, if the vehicle has repeated "Low speed driving" or "Short distance
driving", the GPF
GPF Regeneration - Removal
Removal
Turn the ignition switch OFF and disconnect the battery negative (-)
cable.
Lift up the vehicle.
Remove the floor under cover front RH.
Disconnect the Exhaust Gas Temperature Sensor (EGTS) Front (A) and Rear
(B).
Rem
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Timing System -
Removal
Disconnect the battery negative terminal.
Turn the crankshaft damper pulley clockwise, and align its groove with
the timing mark of the timing chain
cover.
Remove the timing chain cover.
(Refer to Timing System - "Timing C
Camshaft - Description
CVVD (Continuous Variable Valve Duration) System is a device to control the
optimum open and close timing according to
the driving mode by changing the valve opening section.
It is composed of cam shaft, CVVD assembly, and CVVD acatuator.
Th
Information
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