Coolant requirements drain and refill (page 2 of 2)
- Make
- Land Rover
- Model
- Defender 90 Workshop Manual (NAS)
- Section
- Adjustment
Cooling systemCoolant requirements drain and refill · page 2 of 2
NOTE: It is not possible to drain all coolant retained in heater system.
- Remove engine drain plugs beneath exhaust manifolds and allow coolant to drain from engine.
Refill
- Fit drain plugs to engine.
- Connect hose to coolant pump and secure with clip.
- Fit viscous coupling. See Repair, viscous coupling
- Pour correct solution of water and anti-freeze into expansion tank until radiator is full.
- Start engine and run until normal operating temperature is reached.
- Top up coolant level as necessary.
- Fit new ’O’ ring to radiator filler plug.
- Fit radiator filler plug and tighten to 6 Nm, 4 lbf ft.
- Fit expansion tank filler cap.
- Allow engine to cool and check coolant level.
- Top-up expansion tank until level reaches seam.
- Remove container.
Parts & tools for this job For Land Rover Defender
- FLUIDCoolantSearch: Land Rover coolant antifreeze
- PARTThermostatSearch: Land Rover Defender thermostat
- TOOLCooling system pressure testerSearch: cooling system pressure tester
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