Mazda 626

1991-1998 of release

Repair and operation of the car

Mazda 626

+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. Petrol engines (1,6 and 1,8 liters)
   + 3.2. Petrol 4-cylinder engine (2 liters)
   + 3.3. Petrol V6 engine (2,5 liters)
   + 3.4. Partition of engines (1,6 and 1,8 liters)
   + 3.5. Partition of engines (2,0 and 2,5 liters of V6)
   - 3.6. Diesel engine 2,0 liters
      3.6.1. Technical characteristics
      3.6.2. Maintenance, repair
      3.6.3. Principle of operation of the diesel engine
      + 3.6.4. Gear belt, installation of phases of gas distribution
      3.6.5. System of preliminary warming up
      3.6.6. Check of the device of preliminary warming up
      3.6.7. Removal of air from fuel system
      3.6.8. Check and replacement of the electromagnetic valve of a cut-off of fuel
      3.6.9. Check and adjustment of turns of idling
      3.6.10. Removal and installation of nozzles
      3.6.11. Removal of the vacuum pump
      3.6.12. Diagnostics of malfunctions of a power supply system of the diesel engine
   + 3.7. Systems of electric equipment of the engine
+ 4. Heating and ventilation
+ 5. Fuel system
+ 6. Exhaust system
+ 7. Transmissions
+ 8. Coupling and half shafts
+ 9. Brake system
+ 10. Running gear
+ 11. Body
+ 12. Electric equipment
+ 13. Electrical circuitries
+ 14. Useful tips


3.6.11. Removal of the vacuum pump


RF engine

The vacuum pump creates the depression necessary for operation of the hydraulic booster of the brake system.

The vacuum pump is fixed on the back party of the generator. It is put in action from a generator shaft via the flood coupling.


1. Disconnect a vacuum hose, before having weakened fastening of a collar.
2. Turn off and remove an oil-pressure hose, before having weakened fastening of a collar.
3. Turn off bolts of fastening of the vacuum pump and remove the pump with a ring of round section.


1. Check a ring of round section of the vacuum pump for absence of damage, otherwise replace.
2. Put the pump with a ring of round section and tighten fastening bolts with 7 N.' effort of m.
3. Dig a little engine oil in an opening for lubricant of the vacuum pump.
4. Connect a hose of removal of fuel and fix by a collar.
6. Connect an oil-pressure hose and fix by a collar.
7. Connect a vacuum hose and fix by a collar.

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