Diesel engine power system Mercedes A-Class (W168)
How a diesel engine works In diesel engines, clean air is forced into the cylinders and is compressed strongly. This causes the temperature in the cylinders to rise above the ignition temperature...
Glow Plugs — Checking If the engine has difficulty starting, it is necessary to check all glow plugs and ensure that they are working properly. Test conditions: engine cold (has the same...
Glow Plugs — Removal and Installation Removal 1. Turn off the ignition. 2. Remove the engine protection, see the relevant chapter . 3. Disconnect the glow plug power wires. Caution! Glow plugs for cylinders...
Fuel injectors — removal and installation Removal Attention! The procedure for removing fuel injectors is the same. Therefore, removal and installation are shown using one injector as an example. 1. Remove the...