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:
Oil Pump Removal/Installation [Mzr 2.3 Disi Turbo]
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...
Filament Repair
1. Clean the filament using isopropyl alcohol.
2. Attach tape to both sides of the filament.
3. Using a small brush or marking pen, apply silver paint.
4. After 2—3 min, carefully remove the tape without damaging the applied
area.
CAUTION:
Do not operate the rear window defrost ...
Rear Wiper Motor Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Rear wiper arm and blade.
b. Liftgate upper trim.
c. Liftgate side trim.
d. Liftgate lower trim.
3. Disconnect the rear wiper motor connector.
4. Apply battery positive voltage to rear wiper motor connector te ...
