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:
Corner and back sensor locations
There are two corner sensors (A) at the corners of the rear bumper, and two back
sensors (B) in the centre of the rear bumper.
...
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 ...
Volume and tone control panel
1- PWR (On-Off) switch
2- VOL (Volume control) knob
3- Display
4- SOUND (Sound control) switch ...