Hyundai Tucson: Immobilizer System

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Immobilizer System


 TP Read Protocol

Description The immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available antitheft systems such as car alarms, the immobilizer system aims to drastically reduce the rate of auto

 Immobilizer System - Adjustment

In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (diagnostic tool). The diagnostic system (diagnostic tool) provides the following information. (1) Fault Code Searching : Checking fai

 Immobilizer System - Removal

Removal Disconnect the negative (-) battery terminal. Remove the heater control unit. (Refer to Heating,Ventilation And Air Conditioning - "Heater Control Unit") Loosen the mounting bolt,nut,screw and remove the Integrated Body


 Cylinder Block - Disassembly

WARNING Use fender covers to avoid damaging painted surfaces. To avoid damage, unplug the wiring connectors carefully while holding the connector portion. WARNING Mark all wiring connector and hoses to avoid misconnection. To releas

 Knock Sensor (KS)

Description Knocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking. When knocking occurs, the vibration from the