Hyundai Sonata LF: Tire Pressure Monitoring System / TPMS Sensor Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Suspension System / Tire Pressure Monitoring System / TPMS Sensor Repair procedures

Replacement

1.	Remove the tire. (Refer to Tires/Wheels - "Tire")

Remove the screw with torx driver (A).

•	When installing the bead brake, make sure that it does not come in contact with the TPMS sensor.

•	Be careful not to damage the TPMS sensor when installing the bead brake near the TPMS sensor.

3.	Remove the sensor body (A) from the valve (B) in the direction of the arrow.

Remove the valve using the valve mounting tool.

(1)	Cut the rubber at the bottom of valve with a knife.

(2)	Use the valve mounting tool to pull out the valve until it is entirely out of the lower hole.

Apply lubricant to the surface of the valve, and then mount it through the valve hole of the wheel.

We recommend using regular soapy water as lubricant.

•	The TPMS sensor valve bottom is not properly sealed if it is not fully mounted on the wheel, as shown in the following figure:

•	Make sure that the valve body is pulled entirely through the hole.

6.	Apply soapy water or lubricant to the upper/lower bead section of the tire.

7.	In order to mount lower the beads, place the TPMS sensor at 5 o'clock, starting from the head of the tire replacement equipment.

Rotate the rim clockwise and press tire towards 3 o'clock to mount the lower beads.

•	Mount the tire on the wheel. Make sure that the beads touch the edge of the rim behind the sensor (towards 6 o'clock).

9.	In order to mount the upper beads, press the tire towards 3 o'clock and turn the rim clockwise.

10.	Inject air into the tire until the beads are in the correct position.

11.	Adjust the tire pressure according to the recommended tire pressure for the vehicle.

12.	If the TPMS sensor malfunctions, you must perform TPMS sensor learning. Replace any faulty sensors and perform TPMS sensor learning.

Adjustment

[Sensor Registraion]

If the sensor registration procedure is not performed by GDS after replacing the TPM sensor or Receiver, TPMS is not operated.

1.	Install GDS (Global Diagnostic System) and GDS TPMS module to vehicle.

2.	Select the model and perform the sensor registration procedure according to instruction of the GDS as follows.

[Sensor Status initialization]

TPMS Sensor Description and Operation

Configuration State 1. Driving state Sensor transmissions occur every 1 minutes and pressure is measured every 15 seconds. 2. Stationary state Sensor transmissions does not occur and pressure is measured every 60 seconds...

TPMS Receiver Description and Operation

Description 1. Mode (1) Virgin State A. The receiver as a sole part is shipped in this state. Replacement parts should therefore arrive in this state...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Seat Belt Buckle Switch (BS) Description and Operation

Description The SRSCM shall monitor the status of the driver and front passenger seat belt buckle. The SRSCM provides one pin each for the driver and front passenger seat belt buckle status input. The seat belt buckle circuit operates from internal boost voltage supplied by the SRSCM, and uses chassis ground for the signal return...

Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation