FAULTBASE
NEWSASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Acura/MDX/YF3 (2022-Present)/why does my Acura MDX YF3 (2022-Present) have coolant leaking under the car

why does my Acura MDX YF3 (2022-Present) have coolant leaking under the car

Acura MDX YF3 (2022-Present)

Severity: mediumDifficulty: medium2-4 hours
3 min read
486 words

Problem Statement

## Problem Statement The 2022-Present Acura MDX YF3 is experiencing a coolant leak, which may indicate a problem with the cooling system components.

Repair Time
2-4 hours

Safety Warnings

  • ⚠Safety Warnings:**
  • ⚠Allow the engine to cool completely before working on the cooling system.
  • ⚠Be cautious of hot coolant and steam when opening the radiator cap.

Symptoms

  • •Coolant puddles or stains under the vehicle
  • •Low coolant level in the reservoir
  • •Overheating engine
  • •Sweet smell of coolant inside the cabin
  • •Engine warning light illuminated

Diagnostic Steps

  1. 1Inspect the coolant reservoir for cracks or leaks.
  2. 2Examine hoses connected to the radiator and engine for signs of wear or leaks.
  3. 3Check the radiator for physical damages or leaks.
  4. 4Look for coolant stains on the ground and trace them back to the source.
  5. 5Use a pressure tester on the cooling system to identify leaks.
  6. 6Inspect the water pump for signs of leakage around the weep hole.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Ensure the engine is cool before proceeding.
  • Disconnect the battery to prevent electrical issues.

2. Inspect and Replace Leaking Hoses

  • Sub-steps:
    1. Remove the clamps securing the leaking hoses using pliers.
    2. Carefully detach the hoses from the fittings.
    3. Replace with new hoses, ensuring the size matches.
    4. Secure with new clamps, tightening to a snug fit.

3. Repair or Replace the Radiator

  • Sub-steps:
    1. Drain the coolant from the radiator using the drain valve.
    2. Remove the mounting bolts securing the radiator.
    3. Disconnect the inlet and outlet hoses.
    4. If the radiator is damaged, replace it with a new unit.
    5. If not, repair any minor damages with a suitable radiator sealant.

4. Replace the Water Pump (if leaking)

  • Sub-steps:
    1. Drain the engine coolant from the system.
    2. Remove the serpentine belt by releasing tension from the tensioner.
    3. Unbolt the water pump from the engine block.
    4. Clean the mounting surface on the engine.
    5. Install the new water pump with a new gasket, torquing to the manufacturer’s specifications.
    6. Refill the cooling system with the appropriate coolant mixture.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • Pliers
  • Socket set
  • Torque wrench
  • Coolant pressure tester
  • Drain pan

Parts Required

  • Replacement coolant hoses
  • New radiator (if damaged)
  • New water pump (if needed)
  • Coolant

Additional Information

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

5 items

Parts

4 items

Related Faults

Discover similar issues

  1. how to troubleshoot Acura MDX YF3 (2022-Present) rear suspension noise

    ## Problem Statement The rear suspension of the Acura MDX YF3 (2022-Present) is producing abnormal noises, which may indicate a problem with one or mo...

  2. my Acura MDX YF3 (2022-Present) squeaks when I turn the steering wheel what’s happening

    ### Problem Statement The Acura MDX YF3 (2022-Present) is experiencing a squeaking noise when the steering wheel is turned. This issue may suggest pro...

  3. Acura MDX YF3 (2022-Present) AC blows warm air what could be the issue

    ## Problem Statement The air conditioning (AC) system in the Acura MDX YF3 (2022-Present) is blowing warm air instead of cold, indicating a potential ...

  4. my Acura MDX YF3 (2022-Present) has low oil pressure what should I do

    ### Problem Statement Your 2022 Acura MDX (YF3) is experiencing low oil pressure. This condition can lead to severe engine damage if not addressed pro...

  5. why does my Acura MDX YF3 (2022-Present) shake while idling

    ### Problem Statement The Acura MDX YF3 (2022-Present) is experiencing a shaking or vibrating sensation while idling. This can be an indication of sev...

  6. why does my Acura MDX YF3 (2022-Present) engine rev high when I start it

    ### Problem Statement The engine of your Acura MDX YF3 (2022-Present) is revving high upon startup. This behavior can indicate issues with the engine ...

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation