The warning light illuminates if the temperature of the engine coolant is above 248±5.4°F (120±3°C).
Do not continue driving with an overheated engine.
✽ NOTICE
If the engine coolant temperature warning light illuminates, it indicates overheating that may damage the engine.
Hyundai Tucson (LM) 2010-2015 Service Manual: 4WD ECU Repair procedures
Replacement
1.
Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learing with the GDS tool.
(Refer to 4WD Control System - "Adjustment")
2.
Disconnect the battery negative cable from the battery
3.
Disconnect the 4WD ECU connector (A).
4.
Loosen the nust (A) and then remo ...
Hyundai Tucson (LM) 2010-2015 Owners Manual: Exterior overview
1. Panoramic sunroof
2. Front windshield wiper blades
3. Outside rearview mirror
4. Door locks
5. Headlight
6. Front fog light
7. Hood
8. Tires and wheels
1. Antenna
2. Defroster
3. Fuel filler door
4. Towing hook
5. Rear combination lamp
6. Rear window wiper blade
7. High mounted ...