Kia Optima Hybrid: Engine Control System / Crankshaft Position Sensor (CKPS) Description and Operation

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Engine Control/Fuel System / Engine Control System / Crankshaft Position Sensor (CKPS) Description and Operation

Description
Crankshaft Position Sensor (CKPS) detects the crankshaft position and is one of the most important sensors of the engine control system. If there is no CKPS signal input, the engine may stop because of CKPS signal missing. This sensor is installed on the cylinder block or the transaxle housing and generates alternating current by magnetic flux field which is made by the sensor and the target wheel when engine runs.
The target wheel consists of 58 slots and 2 missing slots on 360 degrees CA (Crank Angle).

Engine Coolant Temperature Sensor (ECTS) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the ECTS connector. 3. Remove the ECTS. 4. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS ...

Crankshaft Position Sensor (CKPS) Troubleshooting

Wave Form ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Camshaft Position Sensor (CMPS) Repair procedures


Inspection 1. Check the signal waveform of the CMPS and CKPS using the GDS. Specification: Refer to “Wave Form” Removal     • Do not remove the camshaft position sensor while engine is running or right after engine stops, or a scald by the flowed out engine oil may occur. [Bank 1 / Intake] ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Heater Unit Repair procedures


Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery/ recycling/ charging station.     1) Do not use the same A/C recovery / charging station as conventional belt-driven compressors. 2) Since the electric compressor uses high-voltage, you should ...

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