Hyundai Sonata: Fuel Delivery System / Components and Components Location
| Components Location |
| [Fuel Tank] |
| 1. Fuel Tank 2. Fuel Pump 3. Fuel Filter 4. Fuel Pressure Regulator 5. Canister 6. Fuel Tank Air Filter 7. Fuel Pressure Sensor (FPS) 8. Fuel Tank Pressure Sensor (FTPS) | 9. Canister Close Valve (CCV) 10. Fuel Level Sender (FLS) 11. Fuel Pump Control Module (FPCM) 12. Fuel Filler Hose 13. Ventilation Hose 14. Vapor Tube 15. Fuel Pump Plate Cover 16. Fuel Tank Band |
| [Fuel Pump Assembly] |
| 1. Fuel Pump Plate Cover 2. Fuel Pressure Sensor(FPS) 3. Fuel Pump Control Module(FPCM) 4. Head Assembly 5. Fuel Filter | 6. Fuel Pressure Regulator 7. Fuel Pump Motor 8. Pre-filter 9. Reservoir-cup 10. Fuel Sender |
| [High Pressure Fuel Line] |
| 1. High Pressure Fuel Pump 2. High Pressure Fuel Pipe | 3. Delivery Pipe 4. Injector |
Whenever the high pressure fuel pump, fuel pipe,
deliverypipe, or injector is removed immediately after shutting offthe
engine, an injury may be caused by the release ofhighly pressurized
fuel. Release the residual pressure inthe high pressure fuel line by
referring to the "Residualfuel pressure release procedure" below before
removingany high pressure fuel system components. |
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").
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Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Canister Close Valve (CCV) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the CCV connector.
3.
Measure resistance between the CCV terminal 1 and 2.
4.
Check that the resistance is within the specification.
Specification: Refer to "Specification"
5.
Disconnect the vapor hose connected with ...
Hyundai Sonata LF 2014-2019 Service Manual: Occupant Classification Sensor (OCS) Description and Operation
Description
In order to make normal activation of airbag system, SRSCM
detects DTC(s) for the Occupant Classification System (OCS). If the seat
is occupied, OCS detects passenger presences status and send signal to
SRSCM via CAN.
SRSCM recognizes the signal as 2(two) different
classifica ...