Mazda CX-5 Service & Repair Manual: Relay And Fuse Block
Purpose
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Relays and fuses used by each system are grouped and housed together for smooth inspection and replacement servicing.
Function
-
Relays and fuses used by each system are grouped and housed together.
Construction
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Installed in the engine compartment.
Operation
Relay operation
1. When electric current flows to the coil, electromagnetic power is generated.
2. The switch is attracted by the generated electromagnetic power and it switches on.
3. Electric current flows to each part that is downstream of the switch.
Fuse operation
1. If electric current to each fuse is the specified value or more, the fuse melts due to heat generation.
2. Interrupts electric current flow downstream of the fuse.
Fail-safe
-
Function not equipped.
Electrical System
Electrical Parts
Battery cable
Before disconnecting connectors or removing electrical parts, disconnect
the negative battery cable.
Wiring Harness
To remove the wiring ha ...
Relay And Fuse Block Disassembly/Assembly
1. Insert a tape-wrapped flathead screwdriver into the service hole in the position
shown in the figure.
2. Move the flathead screwdriver in the direction of the arrow (1) shown in the
figur ...
Other materials:
Cooling Fan Component
Purpose, Function
The cooling fan rotates according to vehicle conditions and enhances the
cooling efficiency of the radiator.
Structural View
Operation
For the operation, refer to CONTROL SYSTEM..
Fail-safe
Function not equipped.
...
Engine Oil Pressure Warning Light
Purpose
The engine oil pressure warning light warns the driver that the engine oil
level is insufficient.
Function
When the instrument cluster receives the engine oil pressure warning light
request signal sent from the PCM via the CAN signal, it illuminates the engine
oi ...
Piston, Piston Ring, Piston Pin
Purpose, Function
Piston
The piston in the cylinder of the cylinder block moves reciprocally by the
pressure received when the air-fuel mixture combusts.
Piston ring
The piston ring consists of the compression ring (top ring, second ring)
and the oil ring, and has the foll ...
