Kia Rio: Oil Pump Unit (OPU) Inspection| OPU Problem Inspection Procedure |
| 1. |
TEST OPU GROUND CIRCUIT: Measure resistance between OPU and chassis
ground using the backside of OPU harness connector as OPU side check
point. If the problem is found, repair it.
|
| 2. |
TEST OPU CONNECTOR: Disconnect the OPU connector and visually
check the ground terminals on OPU side and harness side for bent pins
or poor contact pressure. If the problem is found, repair it.
|
| 3. |
If problem is not found in Step 1 and 2, the OPU could be faulty.
If so, make sure there were no DTC's before swapping the OPU with a
new one, and then check the vehicle again. If DTC's were found, examine
this first before swapping OPU.
|
| 4. |
RE-TEST THE ORIGINAL OPU: Install the original OPU (may be broken)
into a known-good vehicle and check the vehicle. If the problem occurs
again, replace the original OPU with a new one. If problem does not
occur, this is intermittent problem (Refer to “Intermittent Problem
Inspection Procedure” in Basic Inspection Procedure
|
Oil Pump Unit (OPU) Installation
Brake Switch DescriptionWater pump: Troubleshooting
Water Pump
Symptoms
Possible Causes
Remedy
Coolant leakage
•
From the bleed hole of the water pump
...
Air Outlet and Air Flow
The mode selection switch controls the direction of the air
flow through the ventilation
System
Air Flow
Symbol
Outlet
Description
...
Components
1. Union bolt
2. Gasket
3. Tube joint
4. Clutch tube
5. Valve plate
6. Valve spring
7. Bleeder screw
8. Release cylinder
9. Return spring
10. Piston
11 ...