Kia Optima Hybrid: Fuel Delivery System / Fuel Tank Repair procedures
| Removal |
| 1. |
Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line”). |
| 2. |
Lift the vehicle. |
| 3. |
Remove the front side cover (A) and rear side cover (B).
|
| 4. |
Disconnect the fuel feed tube hose (A), leveling hose (B) and vapor hose quick-connector C).
|
| 5. |
Remove rear muffler (Refer to Engine Mechanical System – “Muffler”). |
| 6. |
Disconnect the fuel pump & fuel tank pressure sensor extension connector (A).
|
| 7. |
After supporting the fuel tank with a jack, remove the fuel tank band (A).
|
| 8. |
Disconnect the fuel feed tube quick-connector (A).
|
| 9. |
Remove the fuel tank.
|
| Installation |
| 1. |
Install in the reverse order of removal.
|
Repair procedures
Fuel Pressure Test 1. Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group). When removing the fuel pump relay, a Diagnostic Trouble ...
Fuel Line Repair procedures
Removal 1. Remove the fuel tank (Refer to “Fuel Tank”) 2. Disconnect the fuel feed tube (A). 3. Disconnect the vapor hose (A). 4. Disconnect the vapor hose quick-connector (A). 5. Remove the fuel tube ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Knock Sensor (KS) Description and Operation
Description Knocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking. When knocking occurs, the vibration from the cylinder block is applied as pressure to the piezoelectric element. ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation
Description The ECM (Electro Chromatic inside rear view Mirror) is for dimming the reflecting light from a vehicle behind at night, Preventing glare from the light. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor detects the strength of the reflecting ...