Engine Power Systems — General Connections Special care and cleanliness must be observed when working on the fuel system. The engine power system includes a number of subsystems, the main of which are:...
Air supply system — design description The air supply system is designed to supply air to the combustion chamber, in the amount that the engine needs in a given power mode, while maintaining the...
Fuel supply system — design description The fuel supply system of the M62 engine is identical M54 engine system and is designed to supply such an amount of fuel to the combustion chamber, which...
Fuel injection system — design description The engines are equipped with an integrated control system - an electronic type CMCS of a more advanced modification («M7.2»), compared with the KSUD on the...
Engine management sensors Control system sensors are shown in fig. 4.20. Crankshaft speed sensor The crankshaft speed sensor is installed on the cylinder block above its pulley and is...
VANOS system — design description VANOS system (see fig. 4.21) is designed to change the valve timing of the engine depending on the speed of the engine crankshaft and its load, by changing the...
Intake manifold replacement The design of the intake manifold is shown in Figure 4.108. Removing the intake manifold must be carried out in the following order. Disconnect «–» AB terminal...
Replacing the Air Filter Element Replacement of a replaceable element of the air filter it is necessary to carry out in a following order. Open clamps (1, fig. 4.113) air filter housing...
Throttle Body Seal Replacement The throttle body seal must be replaced in the following order. Switch off the ignition, remove the air duct (see above) and disconnect the plug (ShS, 1, see...
Replacing the A/C Compressor Drive Belt Engine design «M62» includes a hydraulic tensioner (9, fig. 4.119) air conditioning compressor drive belt. The air conditioner compressor is driven by a...
Replacing the distribution line of the power system Attention! The fuel in the lines is under pressure, spilled fuel must be collected and sent for disposal. Distribution line replacement (1, see fig. 4.19)...
Replacement of injection system injectors Troubleshooting injectors (nozzles) should be carried out in case of unstable operation of the engine, poor starting in a warm state, in case of continued...