Fuel injection amount learning process (diesel-powered vehicles)
To keep exhaust emissions and engine noise low, the engine very occasionally performs a learning process for the fuel injection amount.
The engine sounds slightly different from usual while the learning process is taking place. The change in the engine sound does not indicate a fault.
See also:
Adjusting head restraint forward or backward (Front seat only)
Tilt the head restraint forward to adjust it forward. To adjust it backward,
tilt the head restraint backward. ...
Plastic, vinyl leather, fabric and flocked parts
1. Gently wipe off with gauze or other soft cloth soaked with a 3 % aqueous solution
of neutral detergent.
2. Dip cloth in fresh water and wring out well.
Using this cloth, wipe off the detergent ...
Selection of engine oil (diesel-powered vehicles)
(1) Select engine oil of the proper SAE viscosity number according to the atmospheric
temperature. (2) Use engine oil conforming to the following classification:
Type 1:ACEA classification: “Fo ...