19 Increased fuel consumption is noted
1. Air filter clogged (Chapter 1).
2. Failure of emission control system elements (chapter 6).
3. Malfunction of elements of the fuel system or ignition system (chapter 4 and 5).
4. Incorrect tire pressure or size (Chapter 1).
5. Limitation of exhaust system capacity (chapter 4).
20 There is a fuel leak or an odor spreading
1. Leak in the fuel supply or return line (chapter 4).
2. Fuel tank overfilled. It is forbidden to fill the tank with fuel after the fuel nozzle has automatically switched off.
3. Clogged adsorber (chapter 6).
4. Leakage of fuel vapors through fuel lines or injectors (chapter 4).