Mazda 3 Service Manual: Auto Dimming Mirror Inspection
1. Measure the voltage at each terminal.
-
If the voltage is not as specified in the Terminal Voltage Table (Reference), inspect the parts under “Inspection item (s)” and related wiring harnesses.
-
If the system does not work properly even though the inspection items or related wiring harnesses do not have any malfunction, replace the auto-dimming mirror.
Terminal Voltage Table (Reference)
|
Terminal |
Signal name |
Connected to |
Measured condition |
Voltage (V) |
Inspection item(s) |
|
A |
Power supply (IG1) |
|
Switch the ignition to ON |
B+ |
|
|
Switch the ignition to Off |
1.0 or less |
||||
|
B |
R position signal |
Back-up light switch/TR switch |
R position |
B+ |
|
|
Other than R position |
1.0 or less |
||||
|
D |
GND |
Body ground |
Under any condition |
1.0 or less |
|
Mirrors
...
Auto Dimming Mirror Installation
1. Install the auto-dimming mirror onto the base.
2. Install the screw.
3. Connect the auto-dimming mirror connector.
4. Connect the negative battery cable.. ...
Other materials:
Positive Crankcase Ventilation (PCV) Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection
1. Disconnect the section (A) of the ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
NOTE:
Because it is difficult to directly inspect the PC ...
Seat Weight Sensor Calibration [Two Step Deployment Control System]
CAUTION:
If any of the following work is performed, perform the seat weight sensor
calibration using the M-MDS.
Replacement with a new seat weight sensor
Replacement with a new seat weight sensor control module
Replacement with new passenger-side seat pa ...
Valve Clearance Adjustment [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover..
2. Disconnect the negative battery cable.
3. Remove the plug hole plate..
4. Disconnect the wiring harness.
5. Remove the ignition coils..
6. Remove the spark plugs..
7. Remove the ventilation hose.
8. Remove the oil level gauge.
9. Remove the cylinder h ...
