Lubrication oil circulation in the refrigerant circuit
Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil.
See also:
Recommended shifting speeds
The best compromise between fuel economy and vehicle performance during normal driving is ensured by shifting up at the speeds listed in the following table. ...
MMT
Some gasoline contains an octane-enhancing
additive called MMT (Methylcyclopentadienyl
Manganese Tricarbonyl). If
you use such fuels, your emission control
system performance may deteriorate a ...
Tire pressures and wear
Maintaining the correct tire pressures helps to maximize the tires’ service lives
and is essential for good running performance. Check and, if necessary, adjust the
pressure of each tire (includin ...