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Hyundai Tucson: GPF Regeneration

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Emission Control Syste / Exhaust Emission Control System / 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 regeneration procedure cannot be proceeded because "Regeneration Mode" doesn't made.

WARNING

If performing the GPF service regeneration mode indoors, fire or burn injuries may occur by high temperature exhaust gas.

Therefore the GPF service regeneration mode must be performed in a outdoor safe zone.

Forcibly Regeneration Condition

Engine coolant temperature : about 70ºC
Engine at idle
P-range (A/T) or Neutral (M/T)
Normal battery voltage
Electrical fully load ON (A/C ON if equipped, Blower ON with maximum speed, Head Lamp ON, Wiper ON, Other Lamps ON, etc.).

Turn ignition switch OFF.
Connect a diagnostic tool to Data Link Connector (DLC).
Turn ignition switch ON.
Select "Vehicle, Model year, Engine, System".
Start engine at idle and P-range (A/T) or neutral (M/T).
Apply electrical fully load to the vehicle (A/C ON, Blower ON with maximum speed, Head Lamp ON, Wiper ON, and Other Lamps ON, etc.).
Select "Vehicle S/W Management".
Select "GPF Service Regeneration".

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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