Mazda 3 Service Manual: Heated Oxygen Sensor (HO2 S) 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. Disconnect the HO2S connector.
4. Remove the HO2S using the SST
.
MZR 2.0/MZR 2.5 (Mexico)
MZR 2.5 (Except for Mexico)
5. Install in the reverse order of removal.
Heated Oxygen Sensor (HO2 S) Inspection [Mzr 2.0, Mzr 2.5]
HO2S 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..
...
Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
NOTE:
Because the IAT sensor is integrated in the MAF sensor, replacing the IAT
sensor includes replacement of the MAF/IAT sensor.
1. Remove the battery cover.. ...
Other materials:
Key Removed from Vehicle
Warning Beep
Vehicles with advanced keyless function
If the key is taken out of the vehicle while
the ignition is not switched OFF and
all the doors are closed, the beep which
sounds outside of the vehicle will be heard
6 times, the beep which sounds inside
the vehicle will be heard 6 times, and the
KEY w ...
Rear View Monitor
The rear view monitor provides visual images of the rear of the vehicle when
reversing.
WARNING
Always drive carefully confi rming the safety of the rear and the
surrounding conditions
by looking directly with your eyes:
Reversing the vehicle by only looking at the screen is d ...
Rear Wiper And Washer Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front scuff plate (Driver‘s side).
b. Front side trim (Driver‘s side).
c. Hood release lever.
d. Lower panel.
e. Column cover.
f. Wiper and washer switch.
3. Verify that the continuity between the rear wiper ...
