Mazda CX-5 Service & Repair 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 |
— |
— |
— |
— |
— |
|
B |
IG1 |
C/U IG1 15A fuse |
Switch the ignition ON (engine on or off) |
B+ |
|
|
Switch the ignition OFF (LOCK) |
1.0 or less |
||||
|
C |
— |
— |
— |
— |
— |
|
D |
R position signal |
Rear body control module (RBCM) |
R position |
B+ |
|
|
Other than R position |
1.0 or less |
||||
|
E |
— |
— |
— |
— |
— |
|
F |
GND |
Body ground |
Under any condition |
1.0 or less |
|
|
G |
— |
— |
— |
— |
— |
|
H |
— |
— |
— |
— |
— |
|
I |
— |
— |
— |
— |
— |
|
J |
Power supply |
ROOM 15 A fuse |
Under any condition |
B+ |
|
Auto Dimming Mirror
Purpose
The automatic glare prevention rearview mirror prevents the driver from being
affected by light from vehicles at the rear.
Structural view
System wiring diagram
Funct ...
Auto Dimming Mirror Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the screw B.
3. Remove the auto-dimming mirror in the direction of arrow (1) shown in the
figure.
4. Detach tabs while push the cov ...
Other materials:
Hydraulic Variable Valve Timing Actuator Inspection
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
CAUTION:
Do not disassemble the hydraulic variable valve timing actuator because it
is a precision unit.
1. Disconnect the negative battery cable..
2. Rem ...
Air Bag System Service Warnings [Standard Deployment Control System]
Air Bag Module Inspection
Inspecting an air bag module using a tester can operate (deploy) the air
bag module, which may cause serious injury. Do not use a tester to inspect an
air bag module. Always use the on-board diagnostic function to diagnose the
air bag module for malfunctions ...
Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos Fet) [Full
Auto Air Conditioner]
Purpose
The power MOS FET controls the blower motor rotation speed.
Function
The power MOS FET controls the supply voltage to the blower motor based on
the gate voltage sent from the climate control unit, and adjusts the fan rotation
speed (airflow volume).
Constructi ...
