Hyundai Santa Fe (TM): Power Tailgate Module / Inspection

Inspection
Tailgate normal operation transmit / receive process
  
FOB key Switch : FOB key Switch → BMC / SMK → CAN communication → PTG Module
Driver Switch : Driver Switch → Wiring → PTG Module
Outer Switch : Outer Switch → Wiring → SJB → CAN communication → PTG Module
① Press the power tailgate open switch
② Transmit / receive power tailgate open signal via CAN communication and wiring
③ Power tailgate open
  
The operation of the power tailgate is activated by mutual communication with the vehicle's module and switch.
Before replacing parts, it is necessary to check the basic communication, switch signals, and contact points of wire connectors.
PTG Inspection Flow Chart

Power Tailgate NG List
List
Solution
CAN BUS OFF
Check CAN Line
Power Tailgate Module Inline Mode Not Deactivated
1. S/W Management - Disable Inline Mode
2. Disable inline mode by driving (5 km/h↑)
PTG Unlatch Error
1. Check latch connector plugged in properly
2. Check latch wiring
3. Check latch assembly
PTG Spindle Hall Sensor Error, LH
1. Check spindle connector plugged in properly - LH
2. Check spindle wiring - LH
3. Check spindle assembly - LH
PTG Spindle Hall Sensor Error, RH
1. Check spindle connector plugged in properly - RH
2. Check spindle wiring - RH
3. Check spindle assembly - RH
PTG Anti-Pinch Sensor Error, LH
1. Check anti-pinch sensor connector plugged in properly - LH
2. Check anti-pinch sensor wiring - LH
3. Check anti-pinch sensor assembly - LH
PTG Anti-Pinch Sensor Error, RH
1. Check anti-pinch sensor connector plugged in properly - RH
2. Check anti-pinch sensor wiring - RH
3. Check anti-pinch sensor assembly - RH
PTG Latch Cinching Rewinding Fail Max
1. Check latch connector plugged in properly
2. Check latch wiring
3. Check latch assembly
PTG Integrated Latch Home Position Switch Error 
1. Check latch connector plugged in properly
2. Check latch wiring
3. Check latch internal switch signal
4. Check latch assembly
PTG Integrated Latch Switch Combination Error
1. Check latch connector plugged in properly
2. Check latch wiring
3. Check latch internal switch signal
4. Check latch assembly

Sensor Data Diagnosis With Diagnostic Tool
1.
Select the 'Data Analysis'.

2.
Select the 'PTG'.

3.
Check the sensor data.

    Component Location (1) 1. Buzzer 2. Console S/W 3. RKE 4. Anti Pinch Strip 5. Spindle Drive 6. Tailgate Trim Switch 7.

    Failure Inspection Diagnosis with diagnostic tool 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (diagnostic tool).

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Auto Defogging Actuator. Repair procedures

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the auto defogging connector. 3. Verify that the auto defogging actuator operates to the open position when connecting 12V to terminal 3 and grounding terminal 6.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Description and operation

     
    Copyright © 2025 www.hsafe4.com - 0.0202