Hyundai Sonata: Fuel Delivery System / Fuel Pressure Sensor (FPS) Repair procedures
1. |
Connect the GDS on the Data Link Connector (DLC). |
2. |
Check the output voltage of fuel pressure sensor (FPS).
Specification : Refer to “Specification”
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1. |
Turn the ignition seitch OFF and disconnect the battery negative (-) cable. |
2. |
Remove the rear seat cushion.
( Refer to Body - "Rear Seat Assembly" ) |
3. |
Remove the fuel pump sservice cover (A). 
|
4. |
Disconnect the fuel pressure sensor connector (A). |
5. |
Remove the fuel pressure sensor fixing pin (B). |
6. |
Remove the fuel pressure sensor (C) from the fuel pump. 
|
1. |
Install in the reverse order of removal. |
Circuit Diagram
Fail-Safe Mode
Item Fail-Safe Output Voltage (V) 12
If the fuel pressure sensor malfunctions, it enters fail safe
mode. This means that the fuel p ...
Removal
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 rele ...