Kia Optima: Use of MTBEKia recommends avoiding fuels containing MTBE (Methyl Tertiary Butyl Ether) over 15.0% vol. (Oxygen Content 2.7% weight) in your vehicle.
Fuel containing MTBE over 15.0% vol. (Oxygen Content 2.7% weight) may reduce vehicle performance and produce vapor lock or hard starting.
CAUTION
Your New Vehicle Limited Warranty may not cover damage to the fuel system and any performance problems that are caused by the use of fuels containing methanol or fuels containing MTBE (Methyl Tertiary Butyl Ether) over 15.0% vol. (Oxygen Content 2.7% weight.)
Gasoline containing alcohol and methanol
Do not use methanolBulb wattage
...
Interior overview
1. Driver position memory system* 2. Door lock/unlock button 3. Outside rearview
mirror control switch* 4. Power window lock button* 5. Power window switches*
6. Central door lock switch* 7. Ins ...
Inspection
[Fuel pump]
1.
Turn the ignition switch OFF, and then remove battery
(-) cable.
2.
Remove the fuel pump assembly.
3.
Check motor operatio ...