Coolant: Service and Repair

COOLANT- DRAIN AND REFILL
Service repair no - 26.10.01

Drain

WARNING: Do not remove expansion tank filler cap when engine is hot. The cooling system is pressurized. Personal scalding could result.

1. Raise the vehicle.

WARNING: Support on safety stands.





2. Remove expansion tank filler cap to assist draining.
3. Position container beneath radiator.





4. Remove plug from base of radiator. Allow coolant to drain.
5. If system is only being partially drained, continue at Refill.





6. Reposition container. Remove LH cylinder block drain plug. Allow coolant to drain.

NOTE: Do not remove RH cylinder block drain plug.

7. Clean drain plug threads. Apply a coating of 'Loctite 577'. Refit plug to block. Tighten securely.


Refill
8. Ensure sufficient coolant solution is available.
9. Inspect radiator drain plug O-ring, renew if required.
10. Fit drain plug to radiator. Tighten to Max 6 Nm (4 ft. lbs.)
11. Remove safety stands. Lower vehicle.





12. Disconnect radiator bleed hose at the radiator.
13. Blow through hose to clear any residual coolant. Reconnect hose.

CAUTION: If radiator bleed hose is not cleared of coolant, air may become trapped at top of radiator during refill, leading to subsequent engine overheating.

14. Fill expansion tank until coolant is level with base of neck.
15. Start engine, continue filling at expansion tank until coolant level stabilizes at the 'COLD LEVEL' marking.
16. Run the engine until the thermostat opens (top hose becomes warm).
17. Stop engine, allow to cool.
18. Check coolant level, top-up as necessary.
19. Refit expansion tank filler cap.