Hyundai Tucson: Automatic Transaxle Control System / Input Speed Sensor Repair procedures

Hyundai Tucson (LM) 2010-2015 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Input Speed Sensor Repair procedures

Inspection

Check signal waveform of Input & output speed sensor using the GDS.

Specification: Refer to "Signal Wave Form" section.

Removal

1.	Remove the valve body assembly. (Refer to Hydraulic System - "Valve Body")

2.	Disconnect the input & output speed sensor connector (A) from the main wiring.

Remove the input & output speed sensor (B) after removing the bolts(2ea).

Tightening torque :

9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

Installation

Install in the reverse order of removal.

•	Adding coolant. (Refer to Engine Mechanical System - "Coolant")

•	Adding Automatic Transaxle Fluid(ATF).

Input Speed Sensor Troubleshooting

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

Output Speed Sensor Description and Operation

Description The Output Speed Sensor is a vital unit that measures the rate of rotation of the transmission's turbine shaft and output shaft, and delivers the readings to the TCM. ...

Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: 4WD ECU Flow Diagram
Power Flow Diagram 4WD ECU Input&Output Diagram ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Yaw-rate and G Sensor Description and Operation
Description When the vehicle is turning with respect to a vertical axis the yaw rate sensor detects the yaw rate electroniclly by the vibration change of plate fork inside the yaw rate sensor. If yaw velocity reaches the specific velocity after it detects the vehicle'yawing, the ESP control ...