1. Clean the filament using isopropyl alcohol.
2. Attach tape to both sides of the filament.

3. Using a small brush or marking pen, apply silver paint.
4. After 2—3 min,
carefully remove the tape without damaging the applied area.
CAUTION:
Do not operate the rear window defroster until the paint is completely dry. It may cause other malfunctions if it is used before the paint is dry.
5. Dry the repaired part according to the following procedure.
When the room temperature is 25 °C {77 °F},
leave it as it is for 24 h.
When a hot air blower is used, dry with the 150 °C {302 °F}
air for 30 min.
Filament Inspection
Front Door Glass Removal/InstallationStop Vehicle in Safe Place Immediately
If any of the following warning lights turns on, the system may have a
malfunction. Stop the
vehicle in a safe place immediately and contact an Authorized Mazda Dealer.
...
On Board Diagnostic System PID/Data Monitor Inspection [FS5 A EL]
NOTE:
The PID data screen function is used for monitoring the calculated value
of input/output signals in the module. Therefore, if the monitored value of
the output parts is not within the specification, it is necessary to inspect
the monitored value of input parts corresponding to ...
Power Brake Unit Inspection
NOTE:
The following inspection methods are simple inspection methods to judge the
function of the power brake unit.
If there is any malfunction in the power brake unit, replace the power brake
unit as a single unit.
Without Using SST
Operation inspection
1. With the eng ...