Hyundai Tucson (NX4) 2022-2026 Service Manual / Body Electrical System / Power Liftgate Module / Inspection

Hyundai Tucson: Power Liftgate Module / Inspection

- Inspection Liftgate 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 liftgate open switch② Transmit / receive power liftgate open signal via CAN communication and wiring ③ Power liftgate open

• The operation of the power liftgate 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 Liftgate NG List

List	Solution
CAN BUS OFF	Check CAN Line
Power Liftgate Module Inline Mode Not Deactivated	1. S/W Management - Disable Inline Mode
Power Liftgate Module Inline Mode Not Deactivated	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.

Components and Components Location

- Component Location 1. Buzzer2. Liftgate open switch (Crsah pad lower switch)3. Fob key4. Spindle Drive (2EA)5. Liftgate inner switch6. Power Latch7. PTG Control Module Liftgate Inner Switch ...

Troubleshooting

- 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).The diagnostic sy ...

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