2011 Hyundai Equus spark plugs replace

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Page 275 of 385

Hyundai Equus 2011  Owners Manual Driving your vehicle
62 5
Use high quality ethylene glycol
coolant
Your vehicle is delivered with high quality
ethylene glycol coolant in the cooling
system. It is the only type of coolant that
should

Page 312 of 385

Hyundai Equus 2011  Owners Manual Maintenance
10 7
NORMAL MAINTENANCE SCHEDULE (CONT.)
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
5: For your convenience, it can be replaced prior to its

Page 315 of 385

Hyundai Equus 2011  Owners Manual 713
Maintenance
MAINTENANCE UNDER SEVERE USAGE CONDITIONS
The following items must be serviced more frequently on cars mainly used under severe driving conditions.
Refer to the chart below for the app

Page 318 of 385

Hyundai Equus 2011  Owners Manual Maintenance
16 7
Air cleaner filter
A Genuine HYUNDAI air cleaner filter is
recommended when the filter is
replaced.
Spark plugs
Make sure to install new spark plugs of
the correct heat range.
Valve c