Hyundai Sonata: Fuel Delivery System / Fuel Tank Repair procedures
| Removal |
| 1. |
Release the residual pressure in fuel line.
(Refer to the Fuel Delivery System - "Release Residual Pressure in Fuel Line") |
| 2. |
Remove the rear seat cushion.
(Refer to Body - "Rear Seat Assembly") |
| 3. |
Remove the fuel pump service cover (A) in the trunk.
|
| 4. |
Disconnect the fuel feed tube quick-connector (A). |
| 5. |
Disconnect the fuel pressure sensor connector (B). |
| 6. |
Disconnect the fuel pump control module (C).
|
| 7. |
Lift the vehicle. |
| 8. |
Remove the main muffer.
(Refer to Engine Mechanical System - "Muffler") |
| 9. |
Support the fuel tank with a jack. |
| 10. |
Disconnect the fuel filler hose (A). |
| 11. |
Disconnect the vapor hose quick-connector (A).
|
| 12. |
Disconnect the fuel tank pressure sensor extension connector (A).
|
| 13. |
Remove the fuel tank bands (A) installation nuts.
|
| 14. |
Remove the fuel tank after removing the fuel tank band (A) as below.
|
| Installation |
| 1. |
Install in the reverse order of removal.
|
Repair procedures
Fuel Pressure Test (Low pressure system)
1.
Release the residual pressure in fuel line.
(Refer to the Fuel Delivery System - Repair Procedures - "Release Residual Pressure in Fuel Line").
...
Fuel Pump Repair procedures
Inspection
[Fuel sender]
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Remove the fuel pump assembly.
3.
Using an ohmmeter, measure the resistance between termi ...
Other information:
Hyundai Sonata LF 2014-2019 Owners Manual: Resetting the system
The last break time is set to 00:00 and the driver's attention level is
set to 5 (very attentive) when the driver resets the Driver Attention Alert
system.
The Driver Attention Alert system resets in the following situations.
- The engine is turned OFF.
- The driver unfastens the seat belt ...
Hyundai Sonata LF 2014-2019 Owners Manual: Drive Mode Integrated Control System
The drive mode may be selected according to the driver's preference or road condition.
The mode changes whenever the DRIVE MODE button is pressed.
• COMFORT mode :
COMFORT mode provides smooth and comfortable driving.
• SPORT mode :
SPORT mode provides sporty driving.
• ECO mode :
ECO mode i ...
