Mazda 3 Service Manual: DRL (Daytime Running Light) Bulb Removal/Installation
MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo
1. Disconnect the negative battery cable..
2. Disconnect the connector.
3. Rotate the DRL bulb in the direction of the arrow shown in the figure to remove it.
4. Remove the DRL bulb.
5. Install in the reverse order of removal.
SKYACTIV-G 2.0
1. Disconnect the negative battery cable..
2. Rotate the socket in the direction of the arrow shown in the figure to remove it.
3. Remove the DRL bulb from the socket.
4. Install in the reverse order of removal.
Brake/Taillight Bulb Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Trunk mat.
b. Trunk board.
c. Trunk end trim.
3. Partially peel back the trunk side trim..
4. Remove in th ...
Discharge Headlight Control Module Removal/Installation
CAUTION:
Incorrect servicing of the discharge headlights could result in electrical
shock. Before servicing the discharge headlights, always refer to the discharge
headlight service warn ...
Other materials:
Uniform Tire Quality Grading System
(UTQGS)
This information relates to the tire grading system developed by the U.S.
National Highway
Traffic Safety Administration for grading tires by tread wear, traction, and
temperature
performance.
Tread Wear
The tread wear grade is a comparative rating based on the wear rate of the
tire when t ...
Positive Crankcase Ventilation (PCV) Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection
1. Disconnect the section (A) of the ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
NOTE:
Because it is difficult to directly inspect the PC ...
Spark Plug Inspection [Mzr 2.3 Disi Turbo]
Specification
Spark plug type
L3BD-18110, L3YD-18110
Plug Gap Inspection
CAUTION:
To avoid possible damage to the tip, do not adjust the plug gap.
To prevent damaging the tip, use a wire type plug gap gauge when inspecting
the plug gap.
1. Measure the spark p ...
