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: Engine Control Module (ECM) Schematic Diagrams
ECM Terminal And Input/Output signal [M/T]
ECM Terminal Function (M/T)
Connector [C200-MA]
Pin No.DescriptionConnected to1Injector (Cylinder #3) [High] control outputInjector (Cylinder #3)2Injector (Cylinder #4) [High] control outputInjector (Cylinder #4)3Injector (Cylinder #2) [Low] contro ...
Hyundai Tucson (LM) 2010-2015 Owners Manual: Explanation of scheduled maintenance items
Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the
maintenance schedule. If the car is being driven in severe conditions, more frequent
oil and filter changes are required.
Drive belts
Inspect all drive belts for evidence of cuts, cracks, exces ...