Kia Optima Hybrid: 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: Interior Trim Repair procedures


Replacement Door Scuff Trim Replacement     • Put on gloves to protect your hands. • Use a plastic panel removal tool to remove interior trim pieces to protect from marring the surface. • Take care not to bend or scratch the trim and panels. 1. Using a screwdriver or remover, remove the ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Fuel Pump Repair procedures


Removal 1. Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group). 2. Remove the fuel tank. (Refer to "Fuel Tank" in this group) 3. Disconnect the fuel tank pressure sensor & fuel pump connector (A). 4. Remove the plate cover (B) after removing ...

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