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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 626 (from 1991 to 1998, the year of issue)

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Mazda 626
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Mazda
626
Instructions
Maintenance
Engines
Petrol engines (1,6 and 1,8 liters)
Gasoline 4-cylinder engine (2 liters)
Gasoline engine V6 (2,5 liters)
A partition of engines (1,6 and 1,8 liters)
Introduction
Specifications
Repair work without dismantle of the engine from the vehicle
Engine Overhaul
Check Engine
Removing and installing engine
Preparation for a partition
ENGINE OVERHAUL
A partition and check of a head of cylinders
Valve Repair
Assembling the cylinder head
Removal of pistons and rods
Removing the crankshaft
Check and clean the cylinder
Honing cylinders
Check of pistons and rods
Checking crankshaft
Check of radical bearings and bearings of rods
The order of assembly of the engine
Installation of the piston rings
Installing the crankshaft
Installing the crankshaft rear oil seal
Installation of pistons and rods
Start the engine after repair and running
Bulkhead engine (2.0 liters and 2.5 V6)
The diesel engine of 2.0 liters
Systems of an electric motor
Heating and ventilation
Fuel system
An exhaust system
Transmissions
Coupling and semiaxes
The brake system
Chassis
Body
Electrical
Wiring
Tips and Tricks
 


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The order of assembly of the engine



Before assembly, prepare all the necessary new spare parts, gaskets and seals, as well as the following tools and accessories:

- A standard set of tools;
- Torque wrench head 1/2;
- The adaptation for installation of piston rings;
- Tool for the compression rings;
- Pieces of rubber or plastic hoses for the dressing on the connecting rod cap bolts;
- Plastic gauge wire;
- A set of probes;
- Needle file;
- Fresh engine oil;
- The type of sealant RTV;
- Anaerobic sealant;
- Compound for fixing the threaded connections.

To save time and effort, the assembly is recommended in the following order:

- Crankshaft and main bearings;
- Guide bearing (on models with a manual transmission);
- Pistons in gathering with rods;
- Rear oil seal and lid gland;
- The oil pump and the oil trap;
- Oil pan;
- A flywheel with the coupling mechanism;
- Front engine mounting bracket;
- water pump;
- Cylinder head, camshaft, valve control mechanism;
- Serednyaya cover and front oil seal;
- Gear drive toothed belt camshaft and tensioner;
- A gear belt and belt covers;
- fuel pump;
- back cover;
- Head cover;
- The gauge of emergency pressure of oil;
- oil filter;
- Thermostat with housing;
- The ignition distributor, candles, high-voltage wires;
- Pipes supplying coolant hoses;
- Inlet and exhaust manifolds;
- The generator and arms;
- The system of reducing emissions.





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Check of radical bearings and bearings of rods
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Installation of the piston rings

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