Mariner 4WD L4-2.5L (2010)
Auxiliary Water Pump: Service and Repair
Auxiliary Coolant Flow Pump
Removal and Installation
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.
2. Drain the engine coolant. For additional information, refer to Cooling System.
3. Remove the LH lower engine splash shield.
4. Release the clamp and disconnect the auxiliary coolant pump-to-thermostat hose.
5. Release the clamp and disconnect the heater outlet hose.
6. Disconnect the auxiliary coolant flow pump electrical connector.
7. Remove the 2 auxiliary coolant flow pump bolts.
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To install, tighten to 4 Nm (35 lb-in).
8. Remove the auxiliary coolant flow pump and rubber bracket assembly.
9. NOTE: Lubricate the coolant hoses with plain water only if needed. Do not use soap or other detergents.
To install, reverse the removal procedure.