Purpose
The system piping connects each related part of the refrigerant system.
Construction
Block-type piping has been adopted to the pipe connection, improving the efficiency of piping related servicing.
The pipes in the piping system consist of the following parts.
Cooler hose (HI)
Cooler hose (LO)
Cooler pipe
The pipes in the piping system are made of aluminum alloy and the hoses are made of rubber (flexible hose).
A high-pressure charging valve is located on the cooler pipe (HI) and a low-pressure charging valve is located on the cooler pipe (LO).

Fail-safe
Function not equipped.
Refrigerant Charging
Refrigerant Line Removal/InstallationCatch Tank
Purpose, Function
Suppresses pulsation occurring before evaporative gas is inducted into the
intake manifold.
Construction
The catch tank is installed in the engine compartment.
Operation
When evaporative gas flows from the charcoal canister to the purge sol ...
Instrumentation/Driver Info. Personalization
A personalization function has been adopted which enables the instrument
cluster settings to be changed.
The Mazda Modular Diagnostic System (M-MDS) is required to perform the setting.
Refer to the Workshop Manual for the detailed setting procedure.
Instrument cluster
...
Compression Inspection
WARNING:
Hot engines and oil can cause severe burns. Be careful not to burn yourself
during removal/installation of each component.
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel ...