Auxiliary Water Pump: Service and Repair

AUXILIARY COOLANT FLOW PUMP







Removal and Installation
1. Remove the air cleaner and air cleaner outlet tube.
2. Using suitable tools, clamp off the heater hoses at the auxiliary coolant flow pump.
3. Release the 2 hose clamps and disconnect the hoses from the auxiliary coolant flow pump.
4. Remove the LH auxiliary coolant flow pump bolt.
- To install, tighten to 7 Nm (62 lb-in).

5. NOTE: The RH auxiliary coolant flow pump bolt is retained to the auxiliary coolant flow pump bracket with a clip, and will be removed with the auxiliary coolant flow pump as an assembly.

Completely loosen the RH auxiliary coolant flow pump bolt.
- To install, tighten to 7 Nm (62 lb-in).

6. Disconnect the auxiliary coolant flow pump electrical connector.
7. Remove the auxiliary coolant flow pump.
8. To install, reverse the removal procedure.
- Clean and lubricate the coolant hoses with plain water only, if needed.

9. Fill the engine cooling system.