Kia Optima Hybrid: Hydraulic System / Oil Pump Uni t(OPU) Repair procedures

Removal
1.
Disconnect the 12V battery negative (-) cable.
2.
Remove the under cover (A).

3.
Remove the wiring fixed clip at bracket after removing oil pump connector (A).

Tightening torque:
18.6 ~ 27.5 N.m (1.9 ~ 2.8 kgf.m, 13.7 ~ 20.2 lb-ft)

4.
Remove the oil pump unit (A).

Tightening torque:
18.6 ~ 27.6 N.m (1.9 ~ 2.8 kgf.m, 13.7 ~ 20.3 lb-ft)

Installation
1.
Install in the reverse order of removal.
Oil Pump Uni t(OPU) Schematic Diagrams

OPU connector and terminal function OPU terminal function [A] PinDescription1Main relay power2Ground3Motor phase power(U)4Motor phase power(V)5Motor phase power(W) [B] PinDescription1Battery power (+)2Battery ...

Clutch & Brake

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Engine And Transaxle Assembly Repair procedures


Removal     • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion. • To release the fuel system pressure before removing the engine assembly, start the engine with the fuel pump relay removed. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Underdrive Brake Control Solenoid Valve (UD/B_VFS) Repair procedures


Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose (A). (2) Disconnect the air intake hose (B) and then remove the air cleaner assembly (C). Tightening ...

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