Kia Cadenza YG: Automatic Transaxle Control System / Input Speed Sensor Repair procedures

Kia Cadenza YG 2016-2021 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Input Speed Sensor Repair procedures

Inspection
1.
Turn ignition switch OFF.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).

4.
Measure the resistance between power terminal (14) and signal terminal (8).
Specification : Approx. 0.88 MΩ

Removal
1.
Remove the valve body assembly.
(Refer to Hydraulic System - "Valve Body")
2.
Disconnect the input & output speed sensor connector (A).
3.
Remove the input & output speed sensor (B) after loosening the bolts.
Tightening torque:
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

Installation
1.
Install in the reverse order of removal.
   
•
Refill the automatic transaxle with fluid.
(Refer to Hydraulic System - "Fluid")
•
Confirm there is no fluid leak on connections after repairs.

    Signal Waveform Fig 1) Input/Output speed sensor at low speed Fig 2) Input/Output speed sensor at high speed

    Description The output speed sensor is a vital unit that measures the rate of rotation of the transaxle''s turbine shaft and output shaft, and delivers the readings to the Transaxle Control Module(TCM).

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Components and Components Location

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    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the rear bumper. (Refer to Body - "Rear Bumper") 3. Remove the BSD unit (A) after loosening the mounting screws.     Take care not to separate the bracket from rear bumper when removing the BSD sensor.

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