Mazda 3 Service Manual: Expansion Valve Removal/Installation
1. Disconnect the negative battery cable..
2. Discharge the refrigerant from the system..
CAUTION:
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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:
Pictorial index
■ Exterior
Side doors
Locking/unlocking
Opening/closing the side windows
Locking/unlocking by using the mechanical key
Warning messages related to Subaru Solterra door systems
Back door
Locking/unlocking
Opening/closing the back door
Warning messages
Power back door* f ...
Variable Intake Air Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the variable intake air solenoid valve..
4. Inspect airflow between the ports under the following conditions.
If not as specified, replace the variable intake air solenoid val ...
Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos Fet) Inspection
[Full Auto Air Conditioner]
1. Verify that the continuity between the power MOS FET terminals is as indicated
in the table.
If there is any malfunction, replace the power MOS FET.
If the blower motor operation is not normal even though no malfunction can
be verified, inspect the climate control unit..
...
