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
-
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:
Ion Sensor
Purpose/Function
Detects ion generation in the combustion chamber for detecting pre-ignition.
Detects ions which occur due to fuel combustion as current by applying bias
voltage to the spark plug, which is amplified in the ignition coil internal
circuit and input to the PCM.
...
Front Accessory Socket Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the front console..
3. Insert a tape-wrapped flathead screwdriver into the gap between the cap tab
and socket.
4. Move the flathead screwdriver in the direction of the arrow (1) shown in the
figure, press the front accessory socket i ...
Low Engine Coolant Temperature Indicator Light (Blue)/High Engine Coolant Temperature
Warning Light (Red)
Purpose
Low engine coolant temperature indicator light (blue)
The low engine coolant temperature indicator light (blue) notifies the driver
that the engine coolant temperature is low and vaporization of the fuel is difficult.
High engine coolant temperature warning light (red)
...
