
Diagnostic procedure


Dtc b1921
Dtc b1996, b1997, b1998, b1999Mazda 6 Service Manual: Exterior Care
The paintwork on your Mazda represents the latest technical developments in composition
and methods of application.
Environmental hazards, however, can harm the paint's protective properties, if
proper care is not taken.
Here are some examples of possible damage, with tips on how to prevent th ...
Mazda 6 Service Manual: Expansion valve removal/installation
1. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.)
Caution
If moisture or foreign material enters the refrigeration cycle,
cooling ability will be lowered and abnormal noise will occur. Always
immediately plug open fitt ...