Hyundai Tucson: Immobilizer System / Immobilizer Control Unit
1.Disconnect the negative (-) battery terminal.
2.Remove the heater control unit.(Refer to Heating,Ventilation And Air Conditioning - "Heater Control Unit")
3.Loosen the mounting bolt,nut,screw and remove the Integrated Body Control Unit (A).
4.Disconnect the connectors and remove the Integrated Body Control Unit (A).
1.Install the Integrated Body Control Unit.
2.Install the heater control unit.
3.Connect the negative (-) terminal
Repair procedures
- Adjustment
1.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 foll ...
Antenna Coil
- Removal
1.Disconnect the negative (-) battery terminal.
2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")
3.Disconnect the 6P connector (B) of the coil antenna and ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: If the Engine Will Not Start
• Be sure to shift the gear to N (Neutral)
or P (Park). The engine starts only
when the gear is in N (Neutral) or P
(Park).
• Turn on the interior light. If the light
dims or goes out when you operate
the starter, the battery is drained.
Refer to the instructions in “Jum ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: ESC (Electronic Stability Control) Module
- Components
1. Front - right (FR)2. Rear - left (RL)3. Rear - right (RR)4. Front - left (FL)5. MC26. MC17. ESC Control unit (HECU) connector8. Bracket
- Removal
1.Disconnect the battery negative ( - ) terminal.
2.Pull up the lock of the ESC control unit (HECU) connector and then disc ...
