![](https://www.renaultbook.ru/img/logan/2363.jpg)
Engine K7M: 1. Cylinder head mounting support. 2. Front side spar. 3. Engine with gearbox assembly. 4. Jet thrust of the engine. 5. Engine thrust support. 6. Gearbox support. 7. Elastic transmission support on the body. 8. Front side spar.
![](https://www.renaultbook.ru/img/logan/2364.jpg)
K4M engine: 1. Right engine mount. 2. Engine with gearbox assembly. 3. Front side spar. 4. Reactive engine. 5. Front subframe. 6. Engine thrust support 7. Gearbox support. 8. Front side spar 9. Elastic transmission support on the body.
Attention:
- Use protective gloves during work.
- To avoid refrigerant leaks from the air conditioning system, be careful not to damage the piping (do not deform, twist, etc.). To prevent the penetration of atmospheric moisture into the air conditioning system, it is necessary to plug all openings of the refrigerant circuit in time.
Removing the power unit
Attention: To prevent the car from falling off the lift, tie it to the lift with safety straps.
1. Place the vehicle on a two post lift.
2. Unscrew the fastening bolts and remove the engine protective tray.
3. If necessary, drain the engine oil from the engine.
4. Drain the gear oil from the gearbox.
5. Drain the coolant from the cooling system.
6. Using a special station, drain the refrigerant from the air conditioning circuit.
7. Remove the battery.
8. Remove the engine air filter assembly.
9. Remove the front wheels from the vehicle.
10. Remove the front fenders.
11. Remove the jet thrust of the engine:
- Remove the engine tie rod bolt from the subframe.
- Remove the engine tie rod bolt from the support.
- Remove the engine tie rod.
- Loosen the mounting bolts and remove the engine tie rod support.
12. Remove the front left and right drive shafts.
13. Remove the front subframe.
14. Remove the refrigerant pipe bracket bolts from the A/C compressor.
15. Drain the power steering fluid.
16. Remove the power steering pump.
17. Remove the high pressure pipe from the steering gear.
18. Remove the low pressure pipe from the steering gear.
19. Seal all openings with plugs.
20. Engine K4M (16 valves): with hose clamp pliers (Mot. 1448) disconnect the clamp (1) hose on the inlet pipe of the cooling system.
![](https://www.renaultbook.ru/img/logan/2365.jpg)
21. Using Hose Clamp Pliers (Mot. 1448) disconnect the clamp (1) from the upper radiator hose to the cooling chamber. Disconnect the upper radiator hose from the cooling chamber.
![](https://www.renaultbook.ru/img/logan/2366.jpg)
K7M engine (8 valves)
![](https://www.renaultbook.ru/img/logan/2367.jpg)
K4M engine (16 valves)
22. Disconnect hoses (2) from the heater core using special pliers for hose clamps (Mot. 1202-01) or (Mot. I202-02).
![](https://www.renaultbook.ru/img/logan/2368.jpg)
K7M engine (8 valves)
![](https://www.renaultbook.ru/img/logan/2369.jpg)
K4M engine (16 valves)
23. Disconnect the fuel supply line (3) from the fuel rail.
![](https://www.renaultbook.ru/img/logan/2370.jpg)
K7M engine (8 valves)
![](https://www.renaultbook.ru/img/logan/2371.jpg)
K4M engine (16 valves)
Attention:
- Do not smoke or use open flames when working on power system components.
- Be careful as fuel may leak when the connector is disconnected.
24.Clog the fuel supply line and the fuel rail with plugs.
25.Disconnect connector (5) brake booster vacuum line from the intake manifold.
![](https://www.renaultbook.ru/img/logan/2372.jpg)
K7M engine (8 valves)
![](https://www.renaultbook.ru/img/logan/2373.jpg)
K4M engine (16 valves)
26. Unhook the pipe recirculation of fuel vapor (6) and wire (7) fuel vapor condensation.
![](https://www.renaultbook.ru/img/logan/2374.jpg)
K7M engine (8 valves)
![](https://www.renaultbook.ru/img/logan/2375.jpg)
K4M engine (16 valves)
27. Disconnect the pipe of the fuel vapor absorber (8), solenoid valve connector (9) and connector (10) refrigerant pressure sensor in the air conditioning circuit.
![](https://www.renaultbook.ru/img/logan/2376.jpg)
28. Unhook the wiring and put it aside.
29. Disconnect the radiator fan resistor connector (13) and radiator fan connector (14).
![](https://www.renaultbook.ru/img/logan/2377.jpg)
30. Unhook the wiring from the holders (15).
31.Return the nut securing the ground bar to the body.
![](https://www.renaultbook.ru/img/logan/2378.jpg)
32. Loosen the earth bar bolt (17) from a manual transmission.
![](https://www.renaultbook.ru/img/logan/2379.jpg)
33.Remove the clutch cable from the thrust sleeve (18) and with clutch release fork (19).
![](https://www.renaultbook.ru/img/logan/2380.jpg)
34. Remove rubber protection (20) from the gear lever.
![](https://www.renaultbook.ru/img/logan/2381.jpg)
35. Remove the fixing bolt (21) from the shift lever fork.
![](https://www.renaultbook.ru/img/logan/2382.jpg)
Note: The rod is connected with a spacer. Be careful not to loosen the spacer when removing the bolt (21).
36.Unscrew the nut from the transmission tie rod.
37. Remove the gearshift drive to the side.
38. Loosen the nut (22).
![](https://www.renaultbook.ru/img/logan/2383.jpg)
39. Disconnect the engine control unit connectors (23).
![](https://www.renaultbook.ru/img/logan/2384.jpg)
40. Remove the cover of the connecting block of the engine compartment.
41. Unhook the relay and fuse holder from the supports in the housing of the relay and fuse box in the engine compartment.
42. Place wiring, fuses and relays on the engine.
43. Support the engine with gearbox assembly in the places indicated in the figure (24) using the support, about the stand (Mot. 1390) (25).
![](https://www.renaultbook.ru/img/logan/2385.jpg)
![](https://www.renaultbook.ru/img/logan/2386.jpg)
Note: Mark the position of the mounting feet on the motor.
44. Remove the right engine mount.
45. Remove the left engine mount.
Note: Make sure that the engine and gearbox do not catch on the body.
46. Raise the car with a hoist to remove the engine with gearbox from the car.
Installing the power unit
Attention:
- To prevent leakage, make sure that the gasket and contact surfaces of the nozzles are in good condition. Contact surfaces must be clean and free from scratches.
- Plugs should be removed from any component openings immediately prior to component installation. In addition, new parts must also be removed from the packaging just before installation.
Installation is carried out in the reverse order of removal, observing the required tightening torques
Fill the power steering circuit.
Fill and bleed the engine cooling system.
Fill gear oil into the gearbox.
If necessary, top up the engine oil.
Using a special station, fill the air conditioning system.
Check for leaks in various systems.
Tightening torques for threaded connections
Threaded connections | Torque |
Fixing bolt of a plug of the lever of a gear change | 27.5 Nm |
Bolt of fastening of the tire of weight to a transmission | 21 Nm |