Mazda CX-5 Service & Repair Manual: Cylinder Head Gasket
Purpose, Function
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The cylinder head gasket is installed between the cylinder head and cylinder block to prevent leakage of air-fuel mixture, combustion gas, engine oil, and engine coolant.
Construction
-
A four-layer type metal gasket has been adopted for the cylinder head gasket.
Cylinder Head Gasket Replacement
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
Fuel vapor is hazardous. It can very easily ignite, causing serious inj ...
Cylinder Head
Outline
With the adoption of the rocker arm (built into needle roller bearing), the
sliding resistance has been reduced.
With the adoption of the HLA, the valve clearance is maintain ...
Other materials:
Thermostat Inspection
1. Remove the thermostat..
2. Visually check that the thermostat valve is closed.
3. Place the thermostat in water.
WARNING:
During inspection, the thermostat and water are extremely hot and can cause
severe burns. Do not touch the thermostat and water.
4. Heat the water and c ...
Oil Pump [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
The oil pump generates hydraulic pressure in the oil line of the automatic
transaxle together with supplying lubrication to powertrain related parts.
Construction
The oil pump has adopted a gear type with built-in outer and inner rotors.
The inner roto ...
Fuel Pump Relay
Purpose, Function
Controls the fuel pump on/off according to control signals from the PCM.
The fuel pump is operated only at engine start or when the engine is running
to improve safety.
Construction
The fuel pump relay is installed in the relay and fuse block.
...
