Water Pump: Service and Repair

Water Pump Replacement (LFX)

Special Tools

EN 46104 - Water Pump Pulley Holder

For equivalent regional tools, refer to Special Tools Tools and Equipment.

Removal Procedure

1. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) Cooling System Draining and Filling (Static Fill)Cooling System Draining and Filling (GE 47716) Cooling System Draining and Filling (GE 47716).

2. Remove the air cleaner. Refer to Air Cleaner Assembly Replacement Service and Repair.

3. Remove the right engine mount. Refer to Engine Mount Replacement - Right Side Engine Mount Replacement - Right Side.

4. Remove the drive belt. Refer to Drive Belt Replacement Service and Repair.




5. Use the EN 46104 - water pump pulley holder (1) to retain the pulley.




6. Remove the water pump pulley fasteners (1) and DISCARD the fasteners.

Caution: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

7. Remove the water pump pulley (2).




8. Remove the water pump fasteners (1) and DISCARD the fasteners.

9. Remove the water pump (3).

10. Remove and DISCARD the water pump seal (2).

11. Carefully clean the water pump sealing surfaces.

Installation Procedure




1. Install a NEW water pump seal (2).

2. Install the water pump (3).

Caution: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

Caution: Refer to Fastener Caution Fastener Caution.

3. Install the NEW water pump fasteners and hand tighten the water pump fasteners.




4. Tighten the water pump fasteners in sequence.

1. On the initial pass, tighten the fasteners in sequence to 10 Nm (89 lb in).

2. On the second pass, tighten the fasteners in sequence to 10 Nm (89 lb in).

3. On the final pass, tighten the fasteners in sequence shown an additional 45 degrees.




5. Loosely install the water pump pulley (2) using the NEW water pump pulley fasteners (1).




6. Use the EN 46104 - water pump pulley holder (1) to hold the pulley.

7. Tighten the water pump pulley fasteners to 10 Nm (89 lb in).

8. Install the drive belt. Refer to Drive Belt Replacement Service and Repair.

9. Install the right engine mount. Refer to Engine Mount Replacement - Right Side Engine Mount Replacement - Right Side.

10. Install the air cleaner. Refer to Air Cleaner Assembly Replacement Service and Repair.

11. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill) Cooling System Draining and Filling (Static Fill)Cooling System Draining and Filling (GE 47716) Cooling System Draining and Filling (GE 47716).