Mazda 3 Service Manual: 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 be lowered and abnormal noise will occur. Always immediately plug all open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.
3. Disconnect the cooler hose (LO) and cooler pipe. Do not allow compressor oil to spill..
4. Remove the following parts:
a. Front side trim (RH).
b. Front scuff plate.
c. Dashboard under cover.
d. Glove compartment.
e. Lower panel (passenger-side).
f. Side wall (RH).
g. Shower duct (RH).
5. Remove the adhesive polyurethane (2)..
6. Remove the bolt A.
7. Disconnect the evaporator pipe.
8. Remove the bolt B.
9. Remove the expansion valve. Do not allow compressor oil to spill.
10. Install in the reverse order of removal.
11. Perform the refrigerant system performance test..
Evaporator Inspection
1. Inspect the evaporator for damage, cracks, and oil leakage.
If there is any malfunction, replace the evaporator.
2. Visually inspect the fins for bending.
If there is any bend ...
Fan Switch Inspection [Manual Air Conditioner]
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper panel.
b. Shift lever knob (MTX).
c. Selector lever knob (ATX).
d. Shift panel.
e. Side wall.
f. Consol ...
Other materials:
Replacing a Tire
WARNING
Always use tires that are in good
condition:
Driving with worn tires is dangerous.
Reduced braking, steering, and
traction could result in an accident.
Replace all four tires at the same time:
Replacing just one tire is dangerous. It
could cause poor handling ...
Variable Valve Timing Actuator Removal/Installation [Mzr 2.0, Mzr 2.5]
NOTE:
Variable valve timing actuator can not be disassembled because it is a
precision unit.
Intake camshaft sprocket is integrated with the variable valve timing actuator
and cannot be disassembled.
1. Remove the battery cover..
2. Disconnect the negative battery cable ...
Operation of Automatic Air
Conditioning
Press the AUTO switch. Selection
of the airflow mode, air intake
selector and amount of airflow will be
automatically controlled.
Use the temperature control dial to
select a desired temperature.
Press the DUAL switch or turn the
front passenger temperature control
dial to control ...
