Nissan Murano: Cooler Pipe and Hose / Internal Heat Exchanger

Removal and Installation

REMOVAL

Discharge the refrigerant. Refer to Recycle Refrigerant.

Remove the engine room cover. Refer to Removal and Installation.

Remove the torque member bolts. Refer to Exploded View.

Position the brake caliper assembly aside using wire.

Remove the cowl top cover. Refer to Removal and Installation.

Remove the cowl top extension. Refer to Removal and Installation - Cowl Top Extension.

Disconnect the brake master cylinder sub tank assembly and position aside. Refer to Exploded View.

Remove bolt (A) and disconnect the internal heat exchanger (1) from the body.

CAUTION:

Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.

Remove the bolt and clip retaining the internal heat exchanger.

Remove bolt (A) and disconnect the internal heat exchanger (1) from the low-pressure flexible hose (2) and the high-pressure pipe (3).

CAUTION:

Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.

Remove the internal heat exchanger.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

• Do not reuse O-rings.

• Apply A/C oil to the O-rings of the high-pressure pipe for installation.

• After charging the refrigerant, check for leaks. Refer to Leak Test.