Mazda 3 Service Manual: Expansion Valve Removal/Installation

Mazda 3 Service Manual / HVAC / A/C / 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:

Rear Tilt Motor Inspection
1. Remove the battery cover.. 2. Disconnect the negative battery cable and wait 1 min or more.. 3. Disconnect the rear tilt motor connector. 4. Apply battery positive voltage to the rear tilt motor terminals and inspect the rear tilt motor operation If not as specified, replace t ...

Wheel Balance Adjustment
CAUTION: Adjust the outer wheel balance first, then the inner wheel balance. Be careful not to scratch the wheels. Adhesive-type Balance Weight (Outer) 1. Remove the old balance weight from the wheel. 2. Remove the double-sided adhesive tape remaining on the wheel, then clea ...

Rear ABS Wheel Speed Sensor Removal/Installation
1. Remove the under cover.. 2. Remove in the order indicated in the table. 3. Install in the reverse order of removal. 1 Connector 2 Bolt 3 Rear ABS wheel-speed sensor 4 ABS hole cov ...