Toyota Land Cruiser

 Service Manual

Air conditioning » Front A/C evaporator
On-vehicle inspection

1. INSPECT FOR LEAKAGE OF REFRIGERANT

(a) Remove the glove compartment door.

(b) Remove the lower No. 2 finish panel (BO-84 ).

(c) Remove the No. 1 cooler cover.

1. Disconnect the connector clamp.
2.  Remove the 8 screws and No. 1 cooler cover.

(d) Using a gas leak detector, check for leaks of refrigerant.

If there is a leakage of refrigerant, check the tightening torque at the joints or check the evaporator.

(e) Install the No. 1 cooler cover.

2. INSPECT EXPANSION VALVE

(a) Check amount of gas during refrigeration cycle.

(b) Set on manifold gauge set.

(c) Operate A/C system at "MAX. COOL" for approx. 5 minutes.

(d) Check expansion valve.

Check the low pressure reading drops to 0 kPa (0 kgf/cm2, 0 psi).

If the low pressure reading is not as specified, replace the expansion valve with the tubes.

REASSEMBLY

Reassembly is in the reverse of disassembly (AC-76 ).

Disassembly

Inspection

On-vehicle inspection

Removal