The following maintenance services must be performed to ensure good emission control and performance. Keep receipts for all vehicle emission services to protect your warranty. Where both mileage and time are shown, the frequency of service is determined by whichever occurs first.
*1 : If TOP TIER Detergent Gasoline is not available, one bottle of additive is recommended. Additives are available from your authorized HYUNDAI dealer along with information on how to use them. Do not mix other additives.
*2 : Fuel filter & Fuel tank air filter are considered to be maintenance free but periodic inspection is recommended for this maintenance schedule depends on fuel quality. If there are some important safety matters like fuel flow restriction, surging, loss of power, hard starting problem etc, replace the fuel filter immediately regardless of maintenance schedule and consult an authorized HYUNDAI dealer for details.
*3 : Transfer case oil and rear axle oil should be changed anytime they have been submerged in water.
*4 : Inspect for excessive valve noise and/or engine vibration and adjust if necessary. Have an authorized HYUNDAI dealer perform the operation.
*5 : The drive belt should be replaced when cracks occur or tension is reduced
❈ Inspect : Inspect and if necessary, adjust, correct, clean or replace.
Scheduled maintenance services
7,500 miles (12,000 km) or 6 monthsHyundai Tucson (LM) 2010-2015 Service Manual: CVVT Oil Control Valve (OCV) Schematic Diagrams
Circuit Diagram
(M/T)
(A/T)
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Hyundai Tucson (LM) 2010-2015 Service Manual: Thermostat Troubleshooting
Troubleshooting
SymptomsPossible CausesRemedyCoolant leakage
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From the thermostat gasket
Check the mounting bolts
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Check the torque of the mounting bolts
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Retighten the bolts and check leakage again.
Check the gasket for damage
•
Check gasket or seal for damage
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