Kia Carens: 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.
|
discription
|
1
|
Fuel sender signal
|
2
|
Fuel pump (+)
|
3
|
Fuel sender ground
|
4
|
Fuel pump (-)
|
|
[Fuel sender]
1. |
Turn ignition switch OFF and disconnect the negative (-)battery cable.
|
2. |
Remove the fuel pump assembly.
|
3. |
Using an ohmmeter, measure the resistance between terminals 1 and 3
of sender connector (A) at each float level.

Pin No.
|
discription
|
1
|
Fuel sender signal
|
2
|
Fuel pump (+)
|
3
|
Fuel sender ground
|
4
|
Fuel pump (-)
|
|
4. |
Also check that the resistance changes smoothly when the float is moved
from "E" to "F".
Position
|
Resistance (Ω)
|
Capacity (ℓ)
|
E
|
197 ~ 203
|
3.5
|
1/2
|
64.2 ~ 68.2
|
28.4
|
F
|
6 ~ 10
|
56.8
|
|
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) and the vapor tube
quick-connector (C).
|
6. |
Remove the plate cover (D) after removing the bolts.

|
7. |
Remove the fuel pump from the fuel tank.

|
1. |
Install in the reverse order of removal.
Be careful of fuel pump direction when installing (Refer to
the groove in 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)
|
|
Removal
1.
Release the residual pressure in fuel line. (Refer to Delivery System
- “Release Residual Pressure in Fuel Line”)
2.
...
Removal
1.
Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump")
2.
Disconnect the electric motor pump connec ...
Other information:
Inspection
1.
Turn the ignition switch OFF and disconnect the battery negative (-)
cable.
2.
Disconnect the fuel pressure regulator valve connector.
3.
Measure resistance between the fuel pressure reg ...
Signal Waveform
[NON-ISG]
This example shows a typical Crankshaft Position Sensor(CkPS) and Camshaft Position
Sensor(CMPS) waveform at idle.The PCM controls the injection and ignition timing
by using these signals.
Generally CkPS signal is used to dete ...