Kia Rio: Fuel Delivery System / Fuel Pump
Repair procedures
[Fuel pump]
1. |
Turn ignition switch OFF and disconnect the negative (-)battery cable.
|
2. |
Remove the fuel pump assembly.
|
3. |
Check motor operation by fuel pump connector (A) connecting power(No.2)
and ground(No.4)

Pin No.
|
Description
|
1
|
Fuel sender signal (+)
|
2
|
Fuel pump motor (+)
|
3
|
Fuel pump motor (-)
|
4
|
Fuel sender ground (-)
|
|
[Fuel sender]
1. |
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 (-)
|
|
2. |
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
|
|
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 (A), the vapor tube quick-connector
(B) and the vapor hose (C).

|
6. |
Remove the plate cover (A) after removing the installation bolts and
then remove the fuel pump from the fuel tank.
Fuel pump plate cover installation bolt:
2.0 ~ 2.9 N.m (0.2 ~ 0.3 kgf.m, 1.4 ~ 2.2 lb-ft)
|

|
1. |
Installation is reverse of removal.
Carefully note the fuel pump direction during installation. (Refer
to the groove on the fuel tank.)
|
|
Repair procedures
Removal
1.
Release the residual pressure in fuel line.
(Refer to Delivery System - "Release Residual Pressure in Fuel Line”)
...
Repair procedures
Removal
1.
Remove the fuel pump.
(Refer to Fuel Delivery System - "Fuel Pump")
2.
Disconnect the fuel pump motor con ...
Other information:
Description and operation
Description
Ignition timing is controlled by the electronic control ignition timing system.
The standard reference ignition timing data for the engine operating conditions
are pre-pro grammed in the memory of the ECM (Engine Control Module).
The engine ...
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