Hyundai Elantra: Automatic Transaxle Control System / Output Speed Sensor Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Output Speed Sensor Description and Operation

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 TCM. The sensor provides critical input data that's used in feedback control, damper clutch control, gear setting control, line pressure control, clutch activation pressure control, and sensor fault analysis.

Input Speed Sensor Repair procedures

Inspection 1. Using the GDS, check the input/output speed sensor waveforms. A. Turn OFF the ignition switch. B. Connect the GDS to the Data Link Connector(DLC) on the lower crash pad. C. ...

Output Speed Sensor Specifications

Specifications ? Type: Hall effect sensor ? Specifications ItemsSpecificationsOperation condition [°C(°F)](-40 ~ 150) -40 ~ 302Output voltage(V)High1.18 ~ 1.68Low0.59 ~ 0.84 ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Warning Light and Message
Keep hands on steering wheel If the driver takes their hands off the steering wheel for several seconds while the LKA system is activated, the system will warn the driver. Information If the steering wheel is held very lightly, the message may still appear because the LKA system may not rec ...

Hyundai Elantra AD (2016-2020) Service Manual: Torque Converter Control Solenoid Valve (T/CON_VFS) Specifications
Specifications ? Control type : Normally low type ShapeItems Specifications Control current(voltage) [mA] 0 ~ 850 Supply pressure [kpa (kgf/cm?, psi)] 539.36 (5.5, 78.23) Control pressure [kpa (kgf/cm?, psi)] 0~519.75 (0~5.3, 0~75.38) Internal resistance(?) 4.8 ~5.4 ...