Kia Rio: Fuel Delivery System / Fuel Sender

Kia Rio 2017-2025 YB Service Manual / Engine Control / Fuel System / Fuel Delivery System / Fuel Sender

Repair procedures

Removal

1.	Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump")

2.	Disconnect the fuel sender connector (A).

3.	Press the fixing hook (A) with a driver and then remove fuel sender in the arrow direction.

Inspection

1.	Turn the ignition switch OFF, and then remove battery (-) cable.

2.	Remove the fuel pump assembly.

Using an ohmmeter, measure the resistance between terminals 1 and 3 of sender connector (A) at each float level.

Pin No.	Description
1	Fuel sender signal (+)
2	Fuel pump motor (+)
3	Fuel pump motor (-)
4	Fuel sender ground (-)

Also, check that the resistance changes smoothly when the float moves from "E" to "F".

Position	Resistance(Ω)	Capacity (L)
E	398 ~ 305	2.7
1/2	85.5 ~ 87.5	23.4
F	14 ~ 16	44.1

Installation

1.	Install in the reverse order of removal.

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