Mazda 3 Service Manual: Headlight Leveling Actuator Inspection
NOTE:
-
Headlight leveling actuator are integrated with the front combination light.
-
For the actuator inspection of the headlight auto leveling system, perform the headlight leveling actuator operation inspection..
1. Measure the voltage at each terminal is as indicated in the Terminal Voltage Lists.
-
If the voltage is not as specified in the Terminal Voltage Lists, inspect the parts under “Inspection item (s)”.
-
If the system does not work properly even though the parts or related wiring harnesses do not have any malfunction, replace the front combination light.
Terminal Voltage List (Reference)
|
Terminal
|
Signal
|
Connection
|
Test condition
|
Voltage (V)/Continuity
|
Action
|
|
|
F |
Headlight leveling actuator signal |
Headlight leveling switch |
Light switch at HEAD position |
Switch position 0 position |
approx. 10.5 |
|
|
Switch position 1 position |
approx. 9.2 |
|||||
|
Switch position 2 position |
approx. 6.2 |
|||||
|
Switch position 3 position |
approx. 4.9 |
|||||
|
I |
Headlight leveling actuator power supply |
Headlight relay (LO) |
Light switch at HEAD position |
B+ |
|
|
|
Light switch at OFF position |
1.0 or less |
|||||
|
L |
GND |
Headlight leveling switch Body ground |
Under any condition |
1.0 or less |
|
|
Headlight Bulb Removal/Installation
Halogen Type
Low-beam
1. Disconnect the negative battery cable..
2. Disconnect the connector.
3. Remove the cover.
4. Remove the adaptor.
5. Remove the headlight bulb (LO).
CAUTION ...
High Mount Brake Light Bulb Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the trunk lid trim..
3. Remove in the order indicated in the table.
1
Connector
2
...
Other materials:
Manual Transaxle Shift Mechanism Removal/Installation [C66 M R]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the shift lever.
a. Remove the upper panel..
b. Remove the shift lever knob.
c. Remove the shift panel..
d. Remove the side wall..
e. Remove the console..
f. Detach the clip as shown in the figure. ...
Air Bag Module And Pre Tensioner Seat Belt Deployment 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. Do not dispose
of a live (undeployed) air bag module and pre-tensioner seat belt. If the SSTs
(Deployment tool and Adapter harnes ...
Active Driving Display
WARNING
Always adjust the display brightness and position with the vehicle
stopped:
Adjusting the display brightness and position while driving the vehicle
is dangerous as
doing so could distract your attention from the road ahead and lead to
an accident.
...
