Kia Optima Hybrid: AHB(Active Hydraulic Boost) System / Brake Actuation Unit Components and Components Location
| Components |
IBAU must not be disassembled. |
| 1. ECU 2. Reservoir | 3. Master cylinder Assembley 4. Valve block |
Description and Operation
Description Regeneration Brake System During deceleration or braking of an electric vehicle or HEV, the drive motor acts as an alternator and charges the battery by converting the vehicle’s kinetic energy ...
Brake Actuation Unit Repair procedures
Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the air duct (A). 3. Remove air cleaner assembly (B). 4. Disconnect the brake fluid level switch connector (A), ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Lower Arm Repair procedures
Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft) Be careful not to damage the hub bolts when removing the rear wheel & tire. 2. Loosen the nut and then remove the rear stabilizer link (B) from the rear lower arm (A). ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Troubleshooting
Troubleshooting SymptionSuspect areaRemedyEngine misfire with abnormal internal lower engine noises.Worn crankshaft bearingsLoose or out of specification engine flywheelReplace the crankshaft and bearings as required.Repair or replace the flywheel as required.Worn piston rings(Oil consumption may or ...