2.0 liter diesel engines Mazda 626 (5)

Technical specifications
Working volume 1998 cm³ Power 75 hp. Cylinder diameter 86.0 mm Piston stroke 86.0 mm Compression ratio 22,7–23,0

Diesel maintenance and repair
The location of the main components of a diesel engine and the vehicle components located nearby 1. Battery with stand; 2. "Throttle" pull; 3. Air filter; 4. Radiator...

How a diesel engine works
In a diesel engine, air is sucked into the cylinders and there it is subjected to a very high degree of compression. Due to this, the temperature in the cylinders rises...

Front timing belt, valve timing adjustment (RF engine)
Removal the engine damper Removal the rear timing belt cover fastening Unscrew the fastener (1). Loosen the tension belt nut (4). Loosening the timing belt tension Turn...

Rear Timing Belt — removal and installation (rf engine)
Removal Caution! This will erase the contents of electronic storage devices, such as the radio receiver code. Before disconnecting the battery, please read subsection...

Timing belt, valve timing adjustment (RF-N engine)
RF-N Engine V-Belt Arrangement 1. Side casing; 2. V-belt; 3. Crankshaft pulley; 4. Left and right toothed belt covers 5. V-belt idler roller; 6. Idler pulley; 7. Toothed...

Preheating system
In a cold engine, the autoignition temperature is not reached by compression alone, so preheating of the fuel mixture is necessary. For this purpose, a glow plug is...

Checking the preheating device
If you have difficulty starting the engine, you should first measure the engine compression. If the compression value is too low, the engine will not start at low...

Removal air from the fuel system
Air should be removed from the fuel system after it has been opened or if the fuel tank has been completely emptied. Caution: Avoid spilling diesel fuel on coolant...

Checking and replacing the fuel shut-off solenoid valve
Checking the valve Connect the valve to a 12V power source (positive wire (+) to the connector and ground wire (-) to the valve body). The stem should retract into the...

Checking and adjusting idle speed
RF engine RF-N engine Since diesel engines do not have an ignition system, a special tachometer is required. It is expensive, so purchasing it is not worth it. 1. Warm...

Removal and installation injectors
Defective injectors can cause severe engine detonation and, as a result, damage to bearings. If such symptoms occur, let the engine idle and loosen the fuel injection...

Removal the vacuum pump (RF engine)
The vacuum pump creates the vacuum required for the operation of the brake booster. The vacuum pump is mounted on the rear side of the generator. It is driven by the...

Diagnostics of diesel engine fuel system faults
In order for the defects to be localized according to the table below, the following conditions must be met: there must be no errors when starting the engine. There is...

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Capella 5 (1991-1997)