Mazda 3 Service Manual: Sunroof Motor Inspection
1. Disconnect the negative battery cable..
2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)
4. Partially peel back the seaming welts.
5. Remove the following parts:
a. Sunroof seaming welt
b. A-pillar trim.
c. Front scuff plate.
d. Rear scuff plate.
e. B-pillar lower trim.
f. Upper anchor of the front seat belt.
g. B-pillar upper trim.
h. Rear seat cushion.
i. Tire house trim.
j. Trunk side upper trim (5HB).
k. C-pillar trim.
l. Map light.
m. Sunvisor.
n. Assist handle.
o. Headliner.
6. Measure the voltage at each terminal.
-
If not as specified, inspect the parts listed under Inspection item and the related wiring harnesses.
-
If the parts and wiring harnesses are normal but the system still does not work properly, replace the sunroof motor.
Terminal Voltage Table (Reference)
|
Terminal |
Signal |
Connected to |
Test condition |
Voltage (V) |
Inspection item |
|
A |
Slide open |
Sunroof switch |
Sunroof is fully opening. |
B+ |
Sunroof switch |
|
Other |
1.0 or less |
||||
|
B |
Slide close/tilt down |
Sunroof switch |
Sunroof is closing/tilting down. |
B+ |
Sunroof switch |
|
Other |
1.0 or less |
||||
|
C |
Tilt up |
Sunroof switch |
Sunroof is tilting up. |
B+ |
Sunroof switch |
|
Other |
1.0 or less |
||||
|
D |
|
|
|
|
|
|
E |
IG2 |
HEATER 10 A fuse |
Switch the ignition ON. |
B+ |
HEATER 10 A fuse |
|
Other |
1.0 or less |
||||
|
F |
|
|
|
|
|
|
G |
GND |
GND |
Under any condition |
1.0 or less |
GND |
|
H |
|
|
|
|
|
|
I |
|
|
|
|
|
|
J |
Power supply |
SUNROOF 15 A fuse |
Under any condition |
B+ |
SUNROOF 15 A fuse |
Roof Carrier Bracket Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Sunroof seaming welt (vehicles with sunroof)
b. Front scuff plate.
c. Rear scuff plate.
d. A-pillar trim.
...
Sunroof Motor Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system ...
Other materials:
Starter Inspection [Mzr 2.0, Mzr 2.5]
On-vehicle Inspection
1. Verify that the battery is fully charged.
2. The starter is normal if it rotates smoothly and without any noise when the
engine is cranked.
If the starter does not operate, inspect the following:
Remove the starter, and inspect the starter unit.
...
Lower Panel Removal/Installation
Driver-side
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Driver-side front scuff plate.
b. Driver-side front side trim.
c. Hood release lever.
d. Upper panel.
e. Shift knob (MTX).
f. Selector lever knob (ATX).
g. Shift panel.
h. Side wall.
i. Cons ...
BSM OFF Switch
When the BSM OFF switch is pressed, the
Blind Spot Monitoring (BSM) and Rear
Cross Traffic Alert (RCTA) systems are
turned off and the BSM OFF Indicator
Light in the instrument cluster turns on.
If the switch is pressed again, the Blind
Spot Monitoring (BSM) and Rear Cross
Traffic Alert ...
