Mazda 323

since 1985 release

Repair and operation of the car

Mazda 323

+ Introduction
+ Petrol engines
+ Engine lubrication system
+ Engine cooling system
+ System of ignition
- Power supply system, carburetor, system of injection of fuel
   Rules of purity during the work with a power supply system
   Removal and installation/check of the sensor in the fuel tank
   Removal and installation of the fuel tank
   Removal and installation of the fuel pump
   Removal and installation/check of the fuel pump
   Removal and installation of the air filter
   + Carburetor
   - System of injection of fuel
      System of injection of fuel
      Memory of malfunctions
      Security measures during the work with system of injection
      Idling check
      Verification of the contents WITH
      Check/adjustment of the sensor of a butterfly valve
      Removal and installation/check of the sensor of temperature of cooling liquid
      Check of gates of injection (injectors)
      Removal and installation of gates of injection
      Check of the fuel pump
+ Diesel engine
+ System of production of the fulfilled gases
+ Coupling
+ Manual transmission
+ Automatic transmission
+ Suspension bracket and system of steering
+ Brake system
+ Wheels and tires, body, coloring of the car, care of the car
+ System of electric equipment
+ Heater, system of lighting, devices
+ Governing bodies and methods of operation
+ Electric circuits


Idling check

Engines of BP have electronic system of adjustment of idling therefore adjustment of idling on these engines is impossible.

Elements of system of injection

Scheme of system of injection of the engine 1, 4 of l (VZ)



Check condition: The air filter has to be installed; all hoses, and pipelines of system of an admission of air are connected. All consumers of the electric power are switched off.
  1. To warm up the engine. Temperature of the engine makes at least +80 °C.
  2. To check the ignition moment.

To connect the test device only at the switched-off ignition.

  1. To connect a tachometer according to the instruction of the manufacturer.
  2. To start the engine and to leave to idle.
  3. To allow the engine to work within 2 minutes with the speed of 2500 rpm.
  4. To leave the engine to work at single turns and to check idling speed.
Engine Idling speed
VZ 850 ± 50/min1
B6 (DOHC) 1025 ± 25/min1
B6 (DOHC) 900 ± 50/min1

1 — the Automatic transmission: Number of single turns + 100 rpm.

During check the fan of a radiator should not turn on. If the fan turned on, it is necessary to wait until it again is switched off.

  1. If the number of single turns does not correspond to the required value, to adjust it by means of the adjusting screw of a butterfly valve.
  1. To switch-off test devices at the idle engine and the switched-off ignition.

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