Diesel car engine Mazda 121 (3)

Toothed Belt Drive — Design Description
1. Upper timing belt cover; 2. Lower timing belt cover; 3. V-belt pulley, vibration damper; 4. Crankshaft bolt; 5. Crankshaft sprocket for camshaft timing belt; 6....

Removal the timing belt
There are two toothed belts on a diesel engine. Before removing the fuel injection pump toothed belt, you need to remove the camshaft toothed belt. Since the right...

Setting the engine to the TDC position of the first cylinder
Set the crankshaft to TDC position (top dead center) first cylinder. The engine (crankshaft) can be turned in several ways. 1. Support the car from the front. Engage...

Installing a timing belt
Put on both timing belts without turning the sprockets. Caution: The arrows on the timing belts must point in the direction of engine rotation (i.e. clockwise). When...

Removal the cylinder head
Note: Operations and instructions applicable to all engines are described in the section dedicated to the 1.3L engine. This section describes only the differences....

Installing the cylinder head
Check the flatness of the cylinder head and block using a steel ruler in the longitudinal and transverse directions. The permissible deformation due to heat exposure...

Removal and installation a vacuum pump
The diesel engine's vacuum pump is located on the cylinder head and is driven by a pushrod from the camshaft. The pump creates the necessary vacuum for the brake booster...

Camshaft/Diesel Valve Drive Mechanism
1. Bearing caps; 2. Bearing cap nut, 20 Nm; 3. Camshaft; 4. Plate pusher (do not confuse different pushers); 5. Valve crackers; 6. Valve spring plate; 7. Valve spring;...

Removal and installation the camshaft
Note: If the valve train parts are to be reused, they must be installed in their original positions. It is therefore recommended to prepare a suitable storage box for...

Removal, installation and tensioning the poly V-belt
Disconnect the negative cable from the battery with the ignition off. Note: This will erase data from electronic memory blocks, such as radio codes. See instructions in...

Diagnostics of diesel engine faults
When the engine does not start, the cause should be looked for systematically. In order for the engine to start at all, two basic conditions must be met in a gasoline...

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