Description of L-Jetronic fuel injection system Fuel injection system «L-Jetronic» 1 - fuel tank; 2 - fuel pump; 3 - fuel filter; 4 - distribution line; 5 - pressure regulator; 6 - electronic control unit...
Checking the injectors 1. The serviceability of the injectors is best checked using the Bosch 6E84.100.202 control device in positions 6-10 of the program switch. If not, then the...
Engine idle adjustment Set the idle speed of the crankshaft within 900±50 rpm with the adjusting screw for the amount of the mixture (when turning the screw clockwise, the speed decreases)....
Checking the auxiliary fuel supply valve 1. The valve should open fully at a coolant temperature of 20°C and close when it rises to 70°C. 2. To check the valve on a cold engine, remove the valve box and blow...
Thermal valve check 1. To check the condition of the thermal valve, disconnect the hose going to the vacuum regulator of the ignition distributor, disconnect the hose from the tee and blow...
Checking the thermoelectric switch 1. Remove the air filter. 2. Turn on the ignition. As soon as the intake air temperature exceeds approximately 14°C, the switch should close and both contacts should be...
Checking the thermal time switch 1. Remove the air filter. 2. Turn on the ignition, disconnect the hose from the thermal time relay and the hose from the tee of the vacuum ignition regulator and blow...