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: TPMS Receiver Schematic Diagrams
Circuit Diagram Connector pin number Pin NO.DiscriptionRemark1-2-3ECU battery terminal4-5CAN_High6CAN_Low7-8-9Ground10-11-12-13-14-15-16-17-18Ignition ON19-20- ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Repair procedures
Inspection Check it by the procedure below to see if the function of the ECM is normal. 1. Turn the ignition key to the "ON" position. 2. Cover the front sensor to stop functioning. 3. Shine a light at the rear sensor. 4. The ECM should be darkened as soon as the rear sensor detects the light. ...