See also:

Park position (P)
Select the P position when starting or parking. Shiftlock When P has been selected, the transmission is mechanically blocked in this position. The brake pedal must be depressed and the ignition mu ...

Deposit control gasoline (detergent additives)
Volvo recommends the use of detergent gasoline to control engine deposits. Detergent gasoline is effective in keeping injectors and intake valves clean. Consistent use of deposit control gasol ...

Check coolant level
The cooling system must be filled with coolant and not leak to operate at maximum efficiency. Check the coolant level regularly. The level should be between the MAX and MIN marks on the expansio ...