Mazda 3 Service Manual: Evaporator Inspection
1. Inspect the evaporator for damage, cracks, and oil leakage.
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If there is any malfunction, replace the evaporator.
2. Visually inspect the fins for bending.
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If there is any bending, use the end of a flathead screwdriver to straighten the fins.
Drive Belt Removal/Installation [Skyactiv G 2.0]
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
NOTE:
Remove/install the drive belt from the underside of the veh ...
Expansion Valve Removal/Installation
1. Disconnect the negative battery cable..
2. Discharge the refrigerant from the system..
CAUTION:
If moisture or foreign material enters the refrigeration cycle, cooling ability
will b ...
Other materials:
EGR Valve Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the EGR valve connector.
4. Measure the resistance between the EGR valve terminals.
EGR valve terminal
Resistance inspection (ohm)
...
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..
VSS (Vehicle speed)
RPM (Engine speed)
O2S11 (A/F sensor output current)
...
Oil Pressure Switch Removal/Installation [FS5 A EL]
WARNING:
A hot transaxle and ATF can cause severe burns. Turn off the engine and wait
until they are cool.
1. Perform the following procedures.
a. Remove the battery cover..
b. Disconnect the negative battery cable.
c. Remove the aerodynamic under cover NO.2..
2. Remove in t ...
