Hyundai Tucson: Fuel pump service - Installation
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Control - Fuel System / Fuel Delivery System - Fuel Tank / Fuel pump service -
Installation
Installation
- Install in the reverse order of removal.
Removal
- Remove the fuel pump.
(Refer to Fuel Delivery System - "Fuel Pump")
- Disconnect the fuel sender connector (A).
- Release the fixing hook (A) and then remove fuel sender (B) in the arrow direction.
- Disconnect the fuel pump motor connector (A).
- Remove the fixing pin (A) and then disconnect the fuel feed tube (B).
- Release the fixing hook (A) and then remove the head assembly (B).
- Release the fixing hook (A) and then remove the reservoir-cup (B).
- Disconnect the fuel pump motor connector (A).
- Disconnect the ground cable (B).
- Remove the fixing pin (A) and then disconnect the fuel pressure regulator (B).
- Release the fixing hook and then remove the assist pump (A).
- Separate the fuel pump hose (A) after releasing the clamp (B).
WARNING
Replace the clamp with a new one when reinstalling the clamp.
- Remove the pump filter & fuel pump (A) after releasing the hooks.
- Release the fixing hook and then remove the fuel filter (A) from the bracket (B).
READ NEXT:
Low Pressure Fuel Line
WARNING
Be careful not to damage the parts located under the vehicle (floor
under cover, canister, fuel tank) when
raising the vehicle using the lift.
(Refer to General Information - "Lift and Support Points")
Release the residua
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.
(
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
SEE MORE:
Engine Control - Fuel System - Description and Operation
Description
If the Gasoline Engine Control system components (sensors, ECM, injector, etc.)
fail, interruption to the fuel supply or failure
to supply the proper amount of fuel for various engine operating conditions will
result. The following
Diagnosis With Diagnostic Tool
In the body electrical system, failure can be quickly diagnosed by using
the vehicle diagnostic system (diagnostic tool).
The diagnostic systemf diagnostic tool) provides the following information.
(1) Fault Code Searching : Checking fai
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
