
1. Compressor
2. Service port (Low pressure)
3. A/C pressure transducer (APT)
4. Service port (High pressure)
5. Suction & Liquid pipe assembly
6. Expansion valve cover

1. Auto defogging sensor
2. Photo sensor
3. PM sensor
4. Heater & A/C control unit
5. Heater & Blower unit
General Safety Information and Caution
Repair proceduresHyundai Tucson (NX4) 2022-2026 Owner's Manual: Ultrasonic sensors
Front ultrasonic sensors
These ultrasonic sensors are mounted to
the bumper outside your vehicle.
Front side ultrasonic sensors
These ultrasonic sensors are mounted
near the front wheels outside your
vehicle.
Rear side ultrasonic sensors
These ultrasonic sensors are mounted
near t ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Troubleshooting
- Troubleshooting
• The battery must be in good condition and fully charged for this troubleshooting.
Trouble symptomProbable causeRemedy
Engine will not crankBattery charge lowCharge or replace battery
Battery cables loose, corroded or worn outRepair or replace cabl ...