Removal and Replacement

Air Conditioning Compressor Replacement (LLR) (3.7L)

Special Tools

J-39400-A - Halogen Leak Detector

Removal Procedure

1. Recover the air conditioner (A/C) refrigerant. Refer to Refrigerant Recovery and Recharging (Refrigerant Recovery and Recharging).
2. Remove the drive belt. Refer to Drive Belt Replacement (With A/C) (Drive Belt Replacement (With A/C))Drive Belt Replacement (Without A/C) (Drive Belt Replacement (Without A/C)).
3. Remove the cooling fan and shroud. Refer to Fan Replacement (LLR) (Fan Replacement)Fan Replacement (LH8) (Fan Replacement).
4. Disconnect the A/C compressor electrical connector.
5. Remove the left front tire. Refer to Tire and Wheel Removal and Installation (Service and Repair).
6. Remove the left front wheelhouse panel. Refer to Front Wheelhouse Liner Replacement (Service and Repair).

Note: Some system pressure may still exist in the A/C compressor crankcase after you evacuate the system.




7. Remove the A/C discharge hose bolt (2) from the A/C compressor.
8. Remove the A/C suction hose bolt (3) from the compressor.
9. Remove the A/C compressor hoses (1, 4) from the A/C compressor.
10. Remove and discard the sealing washers.




11. Remove the A/C compressor mounting bolts from the A/C compressor.
12. Remove the A/C compressor from the vehicle.
13. Drain and measure the A/C compressor oil. Refer to Air Conditioning Compressor Oil Balancing (Procedures).

Installation Procedure

1. Adjust the proper amount of oil to the replacement compressor. Refer to Refrigerant System Capacities ([1][2]Capacity Specifications).




2. Install A/C the compressor to the vehicle.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the A/C compressor mounting bolts and tighten to 50 Nm (37 lb ft).




4. Install new sealing washers to the A/C hoses.
5. Install the A/C compressor hoses to the A/C compressor.
6. Install the A/C suction hose bolt (3).
7. Install the A/C discharge hose bolt and tighten to 33 Nm (24 lb ft).
8. Connect the compressor electrical connectors.
9. Install the cooling fan and shroud. Refer to Fan Replacement (LLR) (Fan Replacement)Fan Replacement (LH8) (Fan Replacement).
10. Install the drive belt. Refer to Drive Belt Replacement (With A/C) (Drive Belt Replacement (With A/C))Drive Belt Replacement (Without A/C) (Drive Belt Replacement (Without A/C)).
11. Install the left front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement (Service and Repair).
12. Install the left front tire. Refer to Tire and Wheel Removal and Installation (Service and Repair).
13. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging (Refrigerant Recovery and Recharging).
14. Using J-39400-A - detector , leak test the fittings.