Hyundai Palisade: Automatic Transaxle Control System / Position Sensor

Hyundai Palisade (LX2) 2020-2024 Service Manual / Automatic Transaxle System (A8LF1) / Automatic Transaxle Control System / Position Sensor

Specifications

Specification

Item	Specification
Power supply (V)	4.5 - 5.5V
Output type	Shifting range	Non-contact (2 channel PWM signal)

Description and operation

Description

Output position signal(P,R,N,D) by the actuator operation to the controller (SBW Control Unit_SCU).

Hyundai Palisade. Description and operation

1. Electric shift actuator
2. Bracket
3. Position sensors

Troubleshooting

Major Symptom	Expected Cause	Items to Check and Measures
Shock when shifting to and from D/R Motor run-up when shifting to and from D/R	Faulty position sensor "N" setting	Use the "N" setting jig and adjust the "N" setting. (Refer to "Automatic Transaxle System – Position Sensor")
	Faulty oil pressure in the valve body	Replace valve body assembly or inspect/replace transaxle assembly
Faulty engine start Current gear not indicated in the Cluster Warning Lamp ON Engine stall while stopped Creeping not possible Auto parking release disabled	Faulty CAN terminating resistance/circuit	Check TCM/battery management system module.
	Faulty CAN terminating resistance/circuit	Check TCM wiring connector connection.
	Faulty position sensor circuit fuse	Check fuse and junction box terminal, and repair.
	Faulty position sensor wiring connector	Check for foreign substance in the wiring connector, and check for gap on the terminal.
	Faulty position sensor wiring connector	Check sealing on unused pin, and check for corrosion on the terminal.
	Faulty reverse lamp circuit	Check reverse lamp ground, and reassemble if necessary.
	Faulty position sensor wiring ground	Check wiring ground, and reassemble if necessary.
	Position sensor faulty code	Inspect in accordance with the inspection flow, then replace position sensor if necessary.

Repair procedures

Removal

•	Before removing position sensor, long press the "N" button (A) and position it at the "N".

1.	Turn ignition switch OFF and disconnect the negative (-) battery cable.

2.	Remove the battery and battery tray. (Refer to Engine Electrical System - "Battery")

3.	Remove the air duct and the air cleaner assembly. (Refer to Engine Mechanical System - "Air Cleaner")

4.	Disconnect the position sensor connector (A).

5.	Disconnect the electronic shift actuator connector (B).

6.	Remove the electronic shift actuator (D) after removing the bolts (C).

7.	Remove the position sensor (B) after removing the bolts (A).

Installation

1.	Check that the shaft (A) is in the "N" position.

2.	Install the position sensor (B).

3.	Install the position sensor "N" fixing SST(No.:09459 - 4G100)(D) in the sensor (A), case pin (B) and anti-rotation guide (C).

Install the bolts (A) in the position sensor.

Tightening torque :

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 28.9 - 33.9 lb-ft)

5.	Remove the position sensor "N" fixing SST(No.:09459 - 4G100)(B).

6.	Install the electric shift actuator (A).

Install the bolts (A).

Tightening torque :

20.6 - 26.5 N.m (2.1 - 2.7 kgf.m, 15.2 - 19.5 lb-ft)

Hyundai Palisade. Repair procedures

8.	Connect the electric shift actuator (A) and position sensor (B).

9.	Install the air duct and the air cleaner assembly. (Refer to Engine Mechanical System - "Air Cleaner")

10.	Install the battery and battery tray. (Refer to Engine Electrical System - "Battery")

11.	Check that operating surely at each range of the position sensor corresponding to each position of electric shift button.

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