2011 KIA Optima oil additives

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Page 7 of 385

KIA Optima 2011 3.G Owners Manual Introduction
41
Use of MTBE
KIA recommends avoiding fuels contain-
ing MTBE (Methyl Tertiary Butyl Ether)
over 15.0% vol. (Oxygen Content 2.7%
weight) in your vehicle.
Fuel containing MTBE over 15.0%

Page 312 of 385

KIA Optima 2011 3.G Owners Manual Maintenance
10
7
Chart symbols:
I- Inspect these items and their related parts. If necessary, correct, clean, refill, adjust or replace.
R- Replace or change
L- Lubricate.
(1) Refer to the lubricant a