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:
Front Combination Light Removal/Installation
WARNING:
Incorrect servicing of the discharge headlights could result in electrical
shock. Before servicing the discharge headlights, always refer to the discharge
headlight service warnings..
1. Disconnect the negative battery cable..
2. Remove the front bumper..
3. Disconne ...
Replacing a Wheel
WARNING
Always use wheels of the correct size on
your vehicle:
Using a wrong-sized wheel is
dangerous. Braking and handling
could be aff ected, leading to loss of
control and an accident.
CAUTION
A wrong-sized wheel may adversely
aff ect:
Tire fit
...
Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
