Kia Optima Hybrid: Automatic Transaxle Control System / Transaxle Oil Temperature Sensor Description and Operation

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Transaxle Oil Temperature Sensor Description and Operation

Description

Transaxle oil temperature sensor monitors the automatic transaxle fluid''s temperature and conveys the readings to TCM. It is an NTC (Negative Thermal Coefficient) sensor whose resistance has an inversely proportional relationship with the temperature level. Data produced by this sensor is used to identify clutch activation and deactivation zones within the low temperature and high temperature range and to compensate hydraulic pressure levels during gear changes.

Transaxle Control Module (TCM) Repair procedures

Inspection TCM Problem Inspection Procedure 1. TEST TCM GROUND CIRCUIT: Measure resistance between TCM and chassis ground using the backside of TCM harness connector as TCM side check point. If the problem ...

Transaxle Oil Temperature Sensor Specifications

Specifications Type: Negative Thermal Coefficient Type Temp.(°C)°FResistance (k?)(-40)-4046.8(-20)-4.015.6(0)32.05.88(20)68.02.51(40)104.01.17(60)140.00.59(80)176.00.32(100)212.00.18(120)248.00.11(140)284.00.07(165)329.00.04 ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Seat Belt Pretensioner (BPT) Description and Operation

Description The Seat Belt Pretensioners (BPT) are installed inside Center Pillar (LH & RH). When a vehicle crashes with a certain degree of frontal impact, the pretensioner seat belt helps to reduce the severity of injury to the front seat occupants by retracting the seat belt webbing. This prevents ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Hazard Lamp Switch Repair procedures

Inspection 1. It will be able to diagnose defects of hazard switch with GDS quickly. GDS can operates actuator forcefully, input/output value monitoring and self diagnosis. 2. Select model and "BCM". 3. Select the "SJB" to check. 4. Select "Current data", if you will check current data of hazard switch. ...