Mazda 3 Service Manual: Air Fuel Ratio (A/F) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
-
A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Remove the air cleaner assembly. (MZR 2.5).
5. Disconnect the A/F sensor connector.
6. Remove the A/F sensor using the SST
.
MZR 2.0
MZR 2.5
7. Install in the reverse order of removal.
Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS.. ...
Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
CAUTION:
When replacing the CMP sensor, make sure there is no foreign material on
it such as metal shavings. If it is installed with foreign material, the sensor
outpu ...
Other materials:
Manual Shift Mode
The manual shift mode gives you the feel
of driving a manual transaxle vehicle by
allowing you to operate the selector lever
manually. This allows you to control
engine rpm and torque to the drive wheels
much like a manual transaxle when more
control is desired.
To change to manual shift mo ...
Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
Accessory Sockets
Only use genuine Mazdaaccessories or the
equivalent requiring no greater than 120 W
(DC 12 V, 10 A).
Type A
The accessory sockets can be used
regardless of whether the ignition is on or
off.
Type B *
The ignition must be switched to ACC or
ON.
With CD Player
Without CD Player
...