Mazda CX-5 Service & Repair Manual: Thermostat
Purpose, Function
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When the engine coolant temperature is low, the thermostat blocks the engine coolant passage between the radiator and engine. As a result, because engine coolant cycles without passing through the radiator, warming is promoted.
Construction
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The thermostat is installed to the rear part of the cylinder head.
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The thermostat has the following parts:
Operation
1. When the engine coolant temperature decreases, the thermostat valve closes and engine coolant circulates without passing through the radiator.
2. When the engine coolant temperature is 80.5—83.5°C, the thermostat valve starts to open and the engine coolant passed through the radiator flows to the engine.
Thermostat Removal/Installation
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may ...
Emissions
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Other materials:
Check Valve
Except U.S.A. And CANADA
Purpose, function
The check valve maintain the pressure in the fuel tank at constant pressure.
Construction
The check valve is installed to the side of the charcoal canister.
Mainly consists of valve, umbrella, and spring.
O ...
Coil Antenna
Purpose
Sends the ID data programmed to the electronic transmission device (transponder)
in the remote transmitter to the start stop unit.
Function
A magnetic field occurs around the push button start.
Construction, Operation
The coil antenna built into the push b ...
Center Roof Antenna
Purpose, Function
Converts radio broadcast waves to electric signals and sends the signals
to the audio unit.
Construction
A center roof antenna has been adopted which does not require retraction
or removal before going through an automatic car wash machine.
The ...
