Please check for faults recorded in the memory of the engine management system.
CAUSE | SOLUTION |
Difficult to start the engine or the engine does not start at all |
No system works preheat the diesel engine | Check and, if necessary, recover the system of preliminary heating of the diesel engine. |
Do not open the fuel shut-off valve | Check the fuel shut off valve motor control, and anti-theft system. |
A defect in the fuel supply system | Check fuel supply to the engine. |
Fuel line leaking, blocked or twisted inside | Clean and, if necessary, replace the fuel supply pipes. |
Clogged fuel filter | Replace the fuel filter. |
In winter, there is the fuel filter the water or ice | Warm up the car in a heated garage. |
A blockage in the fuel tank ventilation or dirty fuel filter, located in the fuel tank | Clean the ventilation system of the fuel tank or fuel filter. |
Incorrectly adjusted fuel injection timing | Check and adjust the fuel injection timing. |
Faulty fuel injectors | Check the fuel injectors. |
Faulty high pressure fuel pump | Replace the high pressure fuel pump. |
The engine runs only at idling speed |
Loose fastening of fuel hoses on the high pressure fuel pump and the fuel filter | Secure fuel hoses properly. |
Improperly connected supply and return fuel hoses on the high pressure fuel pump | Check the fuel hose connection. |
Excessive consumption |
Clogged fuel filter | Replace the fuel filter. |
Leaky fuel system | Check the tightness of the fuel system. |
Clogged fuel return pipe | Clean the fuel return pipe. |