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As a mechanic and Range Rover owner, I know one thing for sure: Range Rovers have a well-known inclination towards experiencing reliability issues.
One of the many things that Range Rover owners need to keep an eye on is their vehicle’s coolant system.
But when is it time to replace the coolant in a Range Rover? Let’s find out.
What models are affected?
- Land Rover Defender
- Range Rover Discovery
- Range Rover Evoque
- Range Rover Sport
- Range Rover Velar
- Range Rover Vogue
When to replace
The coolant in a Range Rover should be replaced every 5 years or 100,000 miles, whichever comes first.
Signs and symptoms it’s time for a replacement
If you notice any of the following signs, then it’s time to replace your Range Rover’s coolant:
- The engine is running hotter than usual.
- The coolant looks dark or rusty.
- There’s a sweet smell coming from the engine bay.
- The coolant level is continuously low.
List of related OBD codes
If it’s time to replace your Range Rover’s coolant, you may encounter one or more of the following OBD codes:
- P0128- This code is set when the engine’s coolant temperature doesn’t increase to the correct level within a specified amount of time.
- P2181- This code is set when the engine’s cooling system is operating outside of its normal range.
- P0217- This code is set when the engine’s coolant temperature is too high or too low.
What can happen if not replaced
If you don’t replace your Range Rover’s coolant at the recommended intervals, you may experience one or more of the following issues:
- Engine overheating.
- Increased wear and tear on engine components due to excessive heat.
- Engine failure due to a blown head gasket.
Can it be replaced without a mechanic?
Yes, the coolant in a Range Rover can be replaced without the help of a mechanic. However, if you’re not comfortable working on your vehicle, it’s always best to take it to a professional.
Parts you’ll need to replace it
- New coolant
- Distilled water
- New coolant hoses (optional)
- New thermostat (optional)
Tools you’ll need to replace it
- Drain pan
- Bucket
- Funnel
- Socket set
- Screwdrivers
- Pliers
- Hose clamp pliers (optional)
How to replace it
- Make sure your Range Rover’s engine is cool before beginning.
- Locate the drain plug on the bottom of the radiator and place a drain pan underneath it.
- Loosen the drain plug and let the old coolant drain into the pan.
- Once all the coolant has drained, close the drain plug and fill the radiator with distilled water.
- Run the engine for several minutes to circulate the distilled water through the system.
- Drain the distilled water and repeat steps 4 and 5 until the water runs clear.
- Once the water runs clear, add the new coolant to the fill line in the radiator.
- Replace the radiator cap and run the engine for 10 minutes to circulate the new coolant.
- Check the coolant level and top off if necessary.
FAQs
How often should I replace the coolant in my Range Rover?
The coolant in a Range Rover should be replaced every 5 years or 100,000 miles, whichever comes first.
Can I use regular water to top off my Range Rover’s coolant?
No, you should only use distilled water when topping off your Range Rover’s coolant.
How do I check my Range Rover’s coolant level?
Check your Range Rover’s coolant level by looking at the coolant reservoir. There should be a fill line indicating the proper coolant level.
What type of coolant should I use in my Range Rover?
You should use a coolant that meets the specifications outlined in your vehicle owner’s manual.
Last updated and verified on 4th September 2023
