Kia Picanto: Fuel Delivery System / Fuel Pump

Kia Picanto JA 2017-2025 Service & Repair Manual / Engine Control / Fuel System / Fuel Delivery System / Fuel Pump

Repair procedures

Inspection

[Fuel pump]

1.	Turn ignition switch OFF and disconnect the negative (-)battery cable.

2.	Remove the fuel pump assembly.

Check motor operation by fuel pump connector (A) connecting power(No.2) and ground(No.4)

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

[Fuel sender]

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	-
3	Fuel sender ground (-)
4	Fuel pump motor (+)
5	Fuel pump motor (-)

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

Position	Resistance(Ω)	Capacity (L)
E	298 - 305	3.0
Cluster Warning Lamp	188 - 192	6.6
1/2	80.4 - 84.4	18.2
F	14 - 16	33.7

Removal

1.	Release the residual pressure in fuel line. (Refer to Delivery System - “Release Residual Pressure in Fuel Line”)

2.	Remove the rear seat. (Refer to Body - "Rear Seat Assembly")

3.	Remove the fuel pump service cover (A).

4.	Disconnect the fuel pump connector (A).

5.	Disconnect the fuel feed tube quick-connector (B), the vapor tube quick-connector (C) and the vapor hose (D).

6.	Remove the fuel pump plate cover by using the special service tool (A) [No.: 09310-2S100 or 09310-3P100]

7.	Remove the fuel pump (A).

Installation

Installation is reverse of removal.

Carefully note the fuel pump direction during installation. (Refer to the groove on the fuel tank.)

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