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Parts for your 2018 Toyota Mark x-Coolant

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Rislone Head Gasket Fix 680g - 41111

Rislone Head Gasket Fix 680g - 41111

$101
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Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

$22
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Nulon Radiator Flush & Clean 300mL - R40
Clearance

Nulon Radiator Flush & Clean 300mL - R40

$18
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Irontite Coolant System Sealer 600g - 960101

Irontite Coolant System Sealer 600g - 960101

$67
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Toledo Coolant Filler Funnel Set - 305092

Toledo Coolant Filler Funnel Set - 305092

$224
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Mechpro 3 in 1 Funnel with Strainer - MPF3IN1

Mechpro 3 in 1 Funnel with Strainer - MPF3IN1

$15
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Explore 4WD & Adventure

Bedia Liquid Level Coolant Probe - 320408

Bedia Liquid Level Coolant Probe - 320408

$643
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Goss FuelcInjection Hose 8MMx 1M - FI80L10

Goss FuelcInjection Hose 8MMx 1M - FI80L10

$32
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Repco Radiator Cooling System Kit - RTT1019

Repco Radiator Cooling System Kit - RTT1019

$906
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Mechpro Multi-Purpose Funnel - MPFMULTI

Mechpro Multi-Purpose Funnel - MPFMULTI

$6
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GossFuel Emiss Hose (1/4) 6MM x 1M - FH60L10

GossFuel Emiss Hose (1/4) 6MM x 1M - FH60L10

$17
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Goss Transmission Cooler Hose 10mm x 1m - TCH100L10

Goss Transmission Cooler Hose 10mm x 1m - TCH100L10

$24
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VDO Temperature Sensor 1/8 - 27NPT Stud Terminals - 320.093
VDO

VDO Temperature Sensor 1/8 - 27NPT Stud Terminals - 320.093

$75
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GossFuel Emiss Hose (3/8) 10MM x 1M - FH100L10

GossFuel Emiss Hose (3/8) 10MM x 1M - FH100L10

$21
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Repco Oil Extractor 6L - ROE6L

Repco Oil Extractor 6L - ROE6L

$253
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Wynn's Radiator Flush 325mL - 65332
Clearance

Wynn's Radiator Flush 325mL - 65332

$25
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Penrite Radiator Oil Remover 375ml - ADROR375

Penrite Radiator Oil Remover 375ml - ADROR375

$35
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Mechpro Giant Funnel - MPFGNT
Clearance

Mechpro Giant Funnel - MPFGNT

$5
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Mechpro Super Quick Fill Funnel - MPFQUICK

Mechpro Super Quick Fill Funnel - MPFQUICK

$17
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Tru-Flow Heater Tap Valve - TFT4008

Tru-Flow Heater Tap Valve - TFT4008

$71
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GossFuel Emiss Hose (5/32) 4MM x 1M - FH40L10

GossFuel Emiss Hose (5/32) 4MM x 1M - FH40L10

$15
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Mechpro Square Locking Funnel - MPFSQU

Mechpro Square Locking Funnel - MPFSQU

$8
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Repco Radiator Stop Leak 500ml - RRADSTOP500
Clearance

Repco Radiator Stop Leak 500ml - RRADSTOP500

$2
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Toledo Low Profile Oil Drain Pan 20L - 305089

Toledo Low Profile Oil Drain Pan 20L - 305089

$302
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GossFuel Emiss Hose (1/8) 3MM x 1M - FH30L10

GossFuel Emiss Hose (1/8) 3MM x 1M - FH30L10

$22
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Goss Brake Vaccum Hose 12MMx15M-PerM - BV120L150M

Goss Brake Vaccum Hose 12MMx15M-PerM - BV120L150M

$35
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Mackay Heater Tap Valve - Camry 92-97 Lexus - HV3020M

Mackay Heater Tap Valve - Camry 92-97 Lexus - HV3020M

$108
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Goss Fuel Emiss Hose 4MMx5M - FH40L50

Goss Fuel Emiss Hose 4MMx5M - FH40L50

$67
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Goss Brake Vacuum Hose 9MMx15M PerM - BV90L150M

Goss Brake Vacuum Hose 9MMx15M PerM - BV90L150M

$31
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Goss Transmission Cooler Hose 10mm x 15m - TCH100L150

Goss Transmission Cooler Hose 10mm x 15m - TCH100L150

$206
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Goss Transmission Cooler Hose 10mm x 5m - TCH100L50

Goss Transmission Cooler Hose 10mm x 5m - TCH100L50

$80
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Goss Fuel Emiss Hose 5MMx15M PerM - FH50L150M

Goss Fuel Emiss Hose 5MMx15M PerM - FH50L150M

$19
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VDO Temperature Switch 1/4 - NPTF - 320.714
VDO

VDO Temperature Switch 1/4 - NPTF - 320.714

$644
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Showing 40 - 78 of 117 products

Understanding Coolant and Its Importance for the 2018 Toyota Mark X

The 2018 Toyota Mark X is equipped with a cooling system that relies on coolant to maintain optimal engine temperature and ensure smooth performance. Like most modern vehicles, the Mark X uses coolant as a vital fluid that helps regulate engine heat and protects the internal components from damage caused by overheating or freezing. So yes, coolant is absolutely relevant and essential for this vehicle.

Coolant, often referred to as antifreeze, is a specially formulated liquid that circulates through the engine and radiator. Its primary job is to absorb heat from the engine and dissipate it through the radiator, effectively keeping engine temperatures within a safe operating range. Without coolant, the Mark X's engine would be at serious risk of overheating, which could cause costly damage or even complete engine failure.

One of the key benefits of using coolant in the 2018 Toyota Mark X is its antifreeze properties. This means it prevents the liquid in the cooling system from freezing during cold weather. Given Australia's varied climate especially in cooler regions or during winter mornings, this is crucial to avoid freezing damage and ensure the car starts smoothly every time. Additionally, coolant contains corrosion inhibitors that help protect the metal parts inside the cooling system, preventing corrosion and rust that can shorten the lifespan of the engine components and lead to leaks or blockages.

When it comes to maintaining the coolant in the 2018 Toyota Mark X, it is important to follow Toyota's recommendations for coolant replacement intervals. Over time, coolant can become less effective as its additives degrade, reducing its ability to protect the engine effectively. Regular checks and replacement help avoid potential problems such as overheating, corrosion buildup, or radiator damage.

Typically, Toyota advises inspecting the coolant level and condition every service and replacing the coolant roughly every two years or 30,000 to 50,000 kilometres, depending on driving conditions and local climate. Of course, if the coolant appears dirty or rusty, or there's a sweet smell indicating a leak, it's wise to have it checked sooner. Keeping an eye on coolant levels is a simple yet effective way to maintain the health of the Mark X's engine.

To top up or replace the coolant, it's essential to use the correct type specified for the Mark X. Toyota generally recommends a long-life, ethylene glycol-based coolant formulated for aluminium engines. Using the wrong coolant type can cause issues like gelling, corrosion, or reduced performance of the cooling system. It's always best to consult the owner's manual or a Toyota dealership to get the right coolant for the job.

Servicing the cooling system on the 2018 Toyota Mark X also involves checking the radiator, hoses, and water pump for leaks, wear, or damage. These parts are crucial for circulating the coolant effectively, and any issues can undermine the system's ability to cool the engine properly. Regular inspections during servicing can catch potential problems before they develop into major repairs.

Another piece of advice for Mark X owners is to never open the radiator cap or coolant reservoir while the engine is hot. The cooling system is pressurised and hot coolant can spray out, causing burns. Instead, wait for the engine to cool down before topping up or checking coolant levels.

In everyday terms, maintaining the coolant system helps the 2018 Toyota Mark X run cooler, smoother, and more reliably. It means avoiding unexpected breakdowns due to overheating or leaks, saving money on repairs down the line, and getting the most out of the vehicle over the years. Even though it's a simple thing, keeping on top of coolant maintenance is a smart move for any Mark X owner wanting to look after their investment properly.

Overall, coolant is a crucial part of the 2018 Toyota Mark X's performance and longevity. With a few straightforward checks and timely replacements, owners can ensure their car's engine stays in great shape and ready for many more kilometres on the road.