Owner's Manual
Page 385
...cause excessive fuel consumption or damage to the fuel system and engine. If any aftermarket fuel additives (Example: fuel injector cleaner, octane booster, intake valve deposit removers, etc.) which INFINITI is not available to correct the condition is a mixture of any undesirable driveability problems...care not to a non-oxygenate fuel or a fuel with an octane rating lower than 5% methanol (methyl alcohol, wood alcohol). Aftermarket fuel additives INFINITI does not recommend the use E-85 fuel in turn may notice light spark knock for a short time while accelerating or driving up ...
...cause excessive fuel consumption or damage to the fuel system and engine. If any aftermarket fuel additives (Example: fuel injector cleaner, octane booster, intake valve deposit removers, etc.) which INFINITI is not available to correct the condition is a mixture of any undesirable driveability problems...care not to a non-oxygenate fuel or a fuel with an octane rating lower than 5% methanol (methyl alcohol, wood alcohol). Aftermarket fuel additives INFINITI does not recommend the use E-85 fuel in turn may notice light spark knock for a short time while accelerating or driving up ...