Kia Optima Hybrid: Fuel Delivery System / Delivery Pipe Repair procedures

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group).
3.
Disconnect the injector connector (A).
4.
Remove the wiring harness bracket mounting bolt (B).
5.
Remove the mounting nut, and then disconnect the fuel feed tube (C).
6.
Remove the mounting bolt (D), and then remove the delivery pipe & injector assembly from the engine.

Installation
1.
Install in the reverse order of removal.

Delivery pipe mounting bolt:
18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft)
Delivery pipe mounting nut (- Fuel feed tube):
7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft)7

Accelerator Pedal Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the negative (-) battery terminal. 2. Disconnect the accelerator position sensor connector (A). 3. Remove the mounting nuts (B) and bolt (C), and ...

Automatic Transaxle System

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Blower Motor Repair procedures


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Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Transaxle Oil Temperature Sensor Description and Operation


Description Transaxle oil temperature sensor monitors the automatic transaxle fluid''s temperature and conveys the readings to TCM. It is an NTC (Negative Thermal Coefficient) sensor whose resistance has an inversely proportional relationship with the temperature level. Data produced by this sensor is ...

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