engines
![](/images/stories/dvig/adlo/2112ram10.jpg)
We remove the fuel rail to replace and check the operation of the injectors and when performing troubleshooting work related to the operation of the fuel system.
![](/images/stories/dvig/adlo/sin6.jpg)
Synchronization of the impulse wheels of the crankshaft and the drive gear shaft of the injection pump
The need to install (reinstall) the impulse wheels of the crankshaft and the shaft of the injection pump drive gearbox for their synchronization may be caused by the rearrangement of the injection pump drive gearbox during the current diesel engine repair
![](/images/stories/dvig/adlo/harak7.jpg)
Cummins ISF3.8 diesel four-stroke, four-cylinder, in-line, sixteen-valve, liquid-cooled, turbocharged engine
![](/images/stories/dvig/adlo/2112raz13.jpg)
In the previous article, we examined how to assemble the main engine components.
![](/images/stories/dvig/adlo/v2112sbor8.jpg)
We examined the engine disassembly in the article - Engine disassembly.
In this article, we will consider the defect detection of parts and the preparation of the main parts for assembly.
![](/images/stories/dvig/adlo/shpaz8.jpg)
In Figure 1 we present a diagram of the PAZ 4234-05 Cummins ISF3.8 e3168 electronic engine control system without SCR
![](/images/stories/dvig/adlo/2112raz17.jpg)
Engine disassembly was discussed in the article - "Engine disassembly"
Defection of engine parts was discussed in the article - "Defection of engine"
In this article we will consider the main points of assembling the VAZ-2112 engine.
![](/images/stories/dvig/adlo/2112raz32.jpg)
Disassembling the engine for overhaul.
Usually, an overhaul of the engine is required with a large motor resource, with a decrease in oil pressure and a decrease in compression in the engine cylinders