Kia Optima: Removal - Injector. Repair procedures - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2020 Service ManualKia Optima: Removal

In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be injury caused by leakage of the high pressure fuel. So dont do any repair work right after engine stops.

1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2. 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 Code (DTC) may occur. Delete the code with the GDS after completion of Release Residual Pressure in Fuel Line work.

3. Remove the delivery pipe & injector assembly (Refer to "Delivery Pipe" in this group).
4. Remove the retaining clip (A), and then separate the injector from the delivery pipe.


Inspection
1. Turn the ignition switch OFF. 2. Disconnect the injector connector. 3. Measure resistance between the injector terminals 1 and 2. ...

Installation
Do not reuse the injector retaining clip, O-ring, backup ring, washer seal or combustion sealring. Once an injector is removed, the f ...

See also:

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The light switch has a Headlight and a Parklight position. To turn the lights on, twist the knob on the end of the control lever. Parklight position () When the light switch is in the parklight p ...

Adjusting the height of front seat cushion
Front height of front seat cushion Move the front portion of the control knob up to raise or down to lower the front part of the seat cushion. Rear height of front seat cushion Move the rear ...

Exterior General Caution
It is very important to follow the label directions when using any chemical cleaner or polish. Read all warning and caution statements that appear on the label. ...

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