Hyundai Tucson: High Pressure Fuel Line
- Release residual pressure in fuel line.
(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
- Turn the ignition switch OFF and disconnect the battery (-) terminal.
- Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
- Remove the engine cover.
(Refer to Engine Mechanical System - "Engine Cover")
- Remove the Purge Control Solenoid Valve (PCSV).
(Refer to Engine Control System - "Purge Control Solenoid Valve (PCSV)")
- Separate the breather hose (A).

- Remove the high pressure fuel pump foam (A).

- Loosen the high pressure fuel pipe flange nut (A).
Tightening Torque : 29.4 - 35.3 N.m (3.0 - 3.6 kgf.m, 21.7 - 26.0 lb-ft)


- Loosen the function block mounting bolt (A).
Tightening Torque : 9.8 -11.8 N.m (1.0-1.2 kgf.rn, 7.2 - 8.7 lb.ft)

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High Pressure Fuel Line- Installation
Install in the reverse order of removal.
Install the high pressure fuel pipe as follows.
(1) Completely pre-tighten the both side nuts (A) on high pressure tightening
area of high pressure fuel pipe
while keeping them vertically.
(2) Ti
High Pressure Fuel Line- Removal
WARNING
In case of removing the high pressure fuel pump, high pressure fuel
pipe, delivery pipe, and injector,
there may be injury caused by leakage of the high pressure fuel. So don't do any
repair work right after
engine stops.
Relea
SEE MORE:
Rear transverse trim
Component Location
Rear transverse trim
Replacement
WARNING
When removing with a flat-tip screwdriver or remover, wrap
protective tape around the tools to
prevent damage to components.
Put on gloves to prevent hand injuries.
Introduction of Quick Brake Warning System (ESS)
Description
In case of quick brake by driver, the brake lamp or turn signal is blinked to
warn against the vehicle at rear.
Basic function (Blinking the brake lamp/emergency lamp)
Operation condition : In case of quick brake or opera
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Owner's Manual
- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual