Cooling System Draining and Filling

Cooling System Draining and Filling

Draining Procedure

Warning:
Refer to Battery Disconnect Warning Battery Disconnect Warning.


Warning:
Refer to Radiator Cap Removal Warning Service Precautions.


Warning:
Refer to Safety Glasses Warning Safety Glasses Warning.


1. Disconnect the battery ground cable from the battery. Refer to Battery Negative Cable Disconnection and Connection (Primary) Battery Negative Cable Disconnection and Connection (Primary)Battery Negative Cable Disconnection and Connection (Auxiliary) Battery Negative Cable Disconnection and Connection (Auxiliary).

Ensure engine is below 122° F (50 °C) before removing the coolant pressure cap.

Danger:
To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.


2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.





3. Place a drain pan under the drain cock (1).

Note:
If drain cock is not being replaced do not remove it from the radiator.

4. Loosen the drain cock until coolant flows out of the radiator.

5. Inspect the engine coolant for the following conditions:

* Discolored appearance - follow the flush procedure. Refer to Coolant System Flushing Coolant System Flushing.

* Normal in appearance - follow the filling procedure. Refer to Cooling System Draining and Filling.

Filling Procedure





1. Tighten the drain cock (1).

2. Lower the vehicle.

3. With the engine off, remove the coolant filler cap.





4. Remove the engine coolant air bleed hose (1) by releasing retaining hose clamp (2) and remove it from the radiator spigot (3).

Note:
When pouring coolant take care not to spill any coolant on to the accessory drive belts. If spills occurs, rinse belts immediately.

5. Slowly fill the cooling system with a mixture of 50/50 Dex Cool and water until full, wait several seconds and "top up" if level drops.

Note:
Lift the radiator top hose underneath the air intake tube, to release air bubble in hose, top up if level drops.

6. Start engine.

7. With engine idling top up coolant until full, wait for several seconds and "top up" if level drops.

8. When full, fit coolant filler cap and switch off engine.





9. Check coolant level in coolant recovery reservoir. Adjust coolant level in the reservoir to the top of graphic mark (A) on the dipstick.