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Parts for your 2003 Mazda 6-Coolant

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VDO Low Water Level Probe 30mm Long - 230.058
VDO

VDO Low Water Level Probe 30mm Long - 230.058

$143
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Goss Transmission Cooler Hose 13mm x 60m - TCH130L600

Goss Transmission Cooler Hose 13mm x 60m - TCH130L600

$2,082
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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 13mm x 5m - TCH130L50

Goss Transmission Cooler Hose 13mm x 5m - TCH130L50

$116
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Explore 4WD & Adventure

Goss Vacuum Hose 3MMx15M PerM - VT30L150M

Goss Vacuum Hose 3MMx15M PerM - VT30L150M

$13
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Goss Transmission Cooler Hose 10mm x 30m - TCH100L300

Goss Transmission Cooler Hose 10mm x 30m - TCH100L300

$344
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Goss Transmission Cooler Hose 8mm x 15m - TCH80L150

Goss Transmission Cooler Hose 8mm x 15m - TCH80L150

$155
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Goss Transmission Cooler Hose 8mm x 5m - TCH80L50

Goss Transmission Cooler Hose 8mm x 5m - TCH80L50

$87
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Redarc Probe Kit for LCA1224 - LCAPROB

Redarc Probe Kit for LCA1224 - LCAPROB

$92
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Goss Transmission Cooler Hose 13mm x 3m - TCH130L30

Goss Transmission Cooler Hose 13mm x 3m - TCH130L30

$89
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Goss Fuel Injection Hose 10MMx1M - FI100L10

Goss Fuel Injection Hose 10MMx1M - FI100L10

$41
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Goss Elbow Connector Twin Pack - 3mm / 5mm - E03

Goss Elbow Connector Twin Pack - 3mm / 5mm - E03

$31
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GossFuel Emiss Hose 6.5MM x 1M - FH65L10

GossFuel Emiss Hose 6.5MM x 1M - FH65L10

$17
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Goss Fuel Inj Hose 8MMx5M - FI80L50

Goss Fuel Inj Hose 8MMx5M - FI80L50

$115
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Goss Fuel Emiss Hose 3MMx5M - FH30L50

Goss Fuel Emiss Hose 3MMx5M - FH30L50

$98
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Goss Fuel Emiss Hose 6MMx5M - FH60L50

Goss Fuel Emiss Hose 6MMx5M - FH60L50

$107
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GossFuel Emiss Hose (1/2) 12.5MM x 1M - FH125L10

GossFuel Emiss Hose (1/2) 12.5MM x 1M - FH125L10

$38
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Motogard Medium Funnel 7460 150mm - MGMF

Motogard Medium Funnel 7460 150mm - MGMF

$14
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Goss Fuel Emiss Hose 5MMx5M - FH50L50

Goss Fuel Emiss Hose 5MMx5M - FH50L50

$115
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Goss Elbow Connector Twin Pack - 5mm - E01

Goss Elbow Connector Twin Pack - 5mm - E01

$31
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Goss Fuel Inj Hose 10MMx5M - FI100L50

Goss Fuel Inj Hose 10MMx5M - FI100L50

$171
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Goss Fuel Emiss Hose 8MMx5M - FH80L50

Goss Fuel Emiss Hose 8MMx5M - FH80L50

$108
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Goss Fuel Inj Hose 8MMx15M PerM - FI80L150M

Goss Fuel Inj Hose 8MMx15M PerM - FI80L150M

$42
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GossFuel Injection Hose 6.5MM x 1M - FI65L10

GossFuel Injection Hose 6.5MM x 1M - FI65L10

$31
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Goss Fuel Emiss Hose 5MMx30M - FH50L300

Goss Fuel Emiss Hose 5MMx30M - FH50L300

$517
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Gates Hose Cutter up to 3in ID - 91143

Gates Hose Cutter up to 3in ID - 91143

$213
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Gates Hose Cutter Replacement Blade - 91144

Gates Hose Cutter Replacement Blade - 91144

$204
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GossFuel Inj Hose 9.5MMx1M - FI65L50

GossFuel Inj Hose 9.5MMx1M - FI65L50

$153
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Goss Fuel Emiss Hose 10MMx5M - FH100L50

Goss Fuel Emiss Hose 10MMx5M - FH100L50

$161
Fitment Notes:
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GossFuel Emiss Hose 9.5MMx1M - FH65L50

GossFuel Emiss Hose 9.5MMx1M - FH65L50

$135
Fitment Notes:
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Goss Fuel Inj Hose 10MMx15M PerM - FI100L150M

Goss Fuel Inj Hose 10MMx15M PerM - FI100L150M

$46
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Toledo Thermometer 0-220 Deg Farenheit - 308002

Toledo Thermometer 0-220 Deg Farenheit - 308002

$36
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Goss Fuel Emiss Hose 3MMx15M PerM - FH30L150M

Goss Fuel Emiss Hose 3MMx15M PerM - FH30L150M

$19
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Showing 79 - 117 of 119 products

Maintaining Your 2003 Mazda 6 Coolant System

Maintaining the coolant system in your 2003 Mazda 6 is essential for the longevity and efficient performance of your vehicle. The coolant doesn't just keep your engine from overheating, it also prevents rust and scaling that can compromise the integrity of the engine components. Let's explore some key insights about maintaining your vehicle's coolant system.

To begin with, it's crucial to know when it's time to check and replace the coolant in your Mazda 6. Typically, the coolant should be inspected at least once every year. However, it's usually recommended to undertake a complete coolant flush and replacement every 4 years or 100,000 kilometres, whichever comes first.

Before you begin the process, make sure the engine is cool. Opening the radiator cap on a hot engine can lead to serious injuries from steam or hot liquid. Once the engine has cooled down, check the coolant level in the radiator and the overflow tank. If the levels are low, it's advisable to top them up with the recommended type of coolant, ensuring the right mixture of antifreeze and water is used. This is typically a 50/50 mix.

When replacing the coolant, you may choose either to do it yourself or have it done by a professional mechanic. The process involves draining the old coolant from the system, flushing the radiator with fresh water to remove any lingering debris or old coolant, and then refilling the system with new, high-quality coolant. This process helps to eliminate any rust or accumulated debris that might impact the cooling efficiency.

  • Always use the type of coolant as recommended in the vehicle's service manual for optimal performance.
  • Regularly check hoses and fittings for leaks or signs of wear and tear.
  • After replacing the coolant, run the engine for a few minutes with the heater on high to help expel any air bubbles trapped in the system.
  • Dispose of the old coolant responsibly as it is toxic and harmful to the environment.

Remember, maintaining the coolant system isn't solely about preventing the engine from overheating. It's about safeguarding all the engine's vital components and ensuring smooth and reliable vehicle operation. Regular maintenance of your 2003 Mazda 6's coolant system will provide peace of mind whether you're running to the shops or on a long road trip. Keeping these factors in mind will not just help in prolonging the vehicle's life but also ensure peak performance under various operating conditions.