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:

Brake Hose (Rear) Removal/Installation [Mzr 2.0, Skyactiv G 2.0]
CAUTION: If the brake hose is installed to the caliper on the vehicle, the tool cannot be installed correctly resulting in brake fluid leakage due to improper installation. Therefore, remove the caliper and brake hose as a single unit when removing the brake hose, and tighten the br ...

Tiedown Hooks
CAUTION Do not use the front and rear tiedown eyelets for towing the vehicle. They have been designed only for securing the vehicle to a transport vessel during shipping. Using the eyelets for any other purpose could result in the vehicle being damaged. Tiedown H ...

Brake Assist
During emergency braking situations when it is necessary to depress the brake pedal with greater force, the brake assist system provides braking assistance, thus enhancing braking performance. When the brake pedal is depressed hard or depressed more quickly, the brakes apply more firmly. N ...