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VOLVO
S80
Fuel requirements
Octane rating
Volvo engines are designed for optimum performance on unleaded premium gasoline with an octane
rating AKI of 91, or above. AKI (ANTI KNOCK INDEX) is an average of the Research Octane
Number, RON, and the Motor Octane Number, MON. (RON + MON/2).
The minimum octane requirement is AKI 87 (RON 91).
Deposit control gasoline (detergent additives)
Volvo recommends the use of gasoline containing deposit control additives. These additives have
shown to be effective in keeping injectors and intake valves clean. Consistent use of deposit control
Chapter 6 - Starting and driving
pg. 69 Starting and driving
Fuel requirements 70
Refueling 72
Starting the engine 73
Automatic transmission 74
Driving economy 78
Points to remember 79
Roof racks/load carriers 80
Emergency towing 81
Vehicle towing information 82
Towing a trailer 83
Jump starting 86
Winter driving 87
Long distance trips 88
Three-way catalytic converter 89
pg. 70 Fuel requirements
Page 1 of 11
2003 Volvo S80
8/10/2005
http://apps.volvocars.us/ownersdocs/2003/2003_S80/03s80_06a.htm