Owner's Manual
Page 247
... may notice light spark knock for a short time while accelerating or driving up hills. condition. If any undesirable driveability problems such as engine stalling and hard hot starting are experienced after -run or overheating. This is a metallic rapping noise.) If severe, this can lead to engine...fuel benefit when there is light spark knock for example, fuel injector cleaner, octane booster, intake valve deposit removers, etc.) which NISSAN is misuse of the vehicle, for gum, varnish or deposit removal may cause excessive fuel consumption or damage to spill gasoline during ...
... may notice light spark knock for a short time while accelerating or driving up hills. condition. If any undesirable driveability problems such as engine stalling and hard hot starting are experienced after -run or overheating. This is a metallic rapping noise.) If severe, this can lead to engine...fuel benefit when there is light spark knock for example, fuel injector cleaner, octane booster, intake valve deposit removers, etc.) which NISSAN is misuse of the vehicle, for gum, varnish or deposit removal may cause excessive fuel consumption or damage to spill gasoline during ...