2018 Hyundai Sonata Maintenance Specs
Factory service manual data for the Eco variant.
8 of 11 specs available
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Coolant Type & Capacity
Available50/50 mixture of Ethylene Glycol Antifreeze and water · 6.55 QTS.
View spec →🌧️
Wiper Blade Size
Coming soonOEM wiper blade sizes
Data not in manual⚡
Spark Plug Type & Gap
Coming soonOEM plug, gap & torque
Data not in manual💡
Headlight Bulb Size
Coming soonOEM low/high beam & fog light
Data not in manualThis vehicle's factory manual
The specs are above. This opens the 2018 Hyundai Eco factory book.
Typical Service Intervals
These are the standard maintenance intervals for most vehicles under normal driving conditions. Always verify with your owner's manual for severe service schedules.
Every 30,000 Miles
Every 60,000 Miles
- • Replace spark plugs (standard)
- • Replace battery (typical 3-5 years)
- • Change automatic transmission fluid
- • Flush brake fluid system