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:
Blind Spot Monitoring (Bsm) Control Module
Purpose
Controls the blind spot monitoring (BSM) system.
Function
The BSM control module emits microwaves to detect an oncoming vehicle's position
and speed information via the reflected microwaves.
The BSM system is controlled based on the detected vehicle positio ...
Panel Light
Purpose
The panel light adjusts the instrument cluster and steering switch illumination
brightness.
Function
The instrument cluster adjusts the brightness of the following illumination
lights when a TNS illumination signal sent via CAN transmission from the front
body co ...
Air Bag Module And Pre Tensioner Seat Belt Disposal Procedures [Standard Deployment
Control System]
WARNING:
A live (undeployed) air bag module or pre-tensioner seat belt may accidentally
operate (deploy) when it is disposed of and cause serious injury. Always refer
to the “AIR BAG MODULE AND PRE-TENSIONER SEAT BELT DEPLOYMENT PROCEDURES” and
dispose of air bag modules and pre ...
