Honda Civic 2016 Manual page 495

uuRefuelinguFuel Information
Pakistani models with 1.8 L engine
Unleaded petrol, research octane number 87 or higher
Use of lower octane petrol can cause a persistent, heavy metallic knocking noise that
can lead to engine damage.
Pakistani models with 1.5 L engine
Unleaded petrol, research octane number 91 or higher
Your vehicle is designed to operate on unleaded petrol with a research octane of 91
or higher.
If this octane grade is unavailable, regular Unleaded petrol with a research octane of
87 or higher may be used temporarily.
The use of regular unleaded petrol can cause metallic knocking noises in the engine
and will result in decreased engine performance. The long-term use of regular-grade
petrol can lead to engine damage.
Other models
Unleaded petrol, research octane number 91 or higher
Use of lower octane petrol can cause a persistent, heavy metallic knocking noise that
can lead to engine damage.
■
Fuel tank capacity: 47 litres
494