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2018 Audi Q5
2018 Audi Q5
Prestige - Inline 4 2.0L
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  • Guides
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  • Audi Q5
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  • 2018
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  • How to Replace the Cabin Air Filter on a 2018 Audi Q5 (Glovebox Removal Guide)
2018 - 2020 Audi Q5 Cabin Air filter Replacement - How To Replace Or Change Q5 AC Filter Location

2018 - 2020 Audi Q5 Cabin Air filter Replacement - How To Replace Or Change Q5 AC Filter Location

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T20
T20
Torx Star
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How to Replace the Cabin Air Filter on a 2018 Audi Q5 (Glovebox Removal Guide)

Step-by-step instructions with required tools, filter orientation tips, and reassembly checks for strong airflow

How to Replace the Cabin Air Filter on a 2018 Audi Q5 (Glovebox Removal Guide)

Step-by-step instructions with required tools, filter orientation tips, and reassembly checks for strong airflow

Orion Logo White
Orion Logo White

đź”§ Q5 - Cabin Air Filter Replacement

The cabin air filter cleans the air going through your A/C and heater. Replacing it helps airflow, reduces musty smells, and keeps dust/pollen out of the cabin.

Difficulty Level: Beginner | Estimated Time: 0.5-1.0 hours


⚠️ Safety & Precautions

  • ⚠️ Turn ignition OFF and remove the key/fob from the vehicle.
  • ⚠️ Use gentle pressure on interior panels to avoid breaking clips.
  • ⚠️ Wear gloves and a dust mask if you’re sensitive to dust/pollen.
  • Battery disconnect is not required for this job.

đź”§ Required Tools

You'll need the following tools for this repair:

  • Torx T20 screwdriver
  • Plastic trim removal tool
  • Flashlight
  • Nitrile gloves
  • Dust mask

🔩 Required Parts

HowToo sells all the parts you need for this repair:

  • Cabin air filter - Qty: 1

đź“‹ Before You Begin

  • Park on level ground and set the parking brake.
  • Move the passenger seat back for more working space.
  • Have a flashlight ready; the filter area is tucked up behind the glovebox.

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Clear the glovebox area

  • Remove any items from the glovebox so nothing falls out.
  • Use a flashlight to locate the passenger-side lower dash panels and glovebox edges.

Step 2: Remove the glovebox side trim panel

  • Open the passenger door.
  • Use a plastic trim removal tool to gently pry off the small side trim panel at the right side of the dashboard (next to the glovebox).
  • Tip: Pry from the rear edge first.

Step 3: Remove glovebox fasteners

  • Use a Torx T20 screwdriver to remove the visible glovebox screws along the upper edge and/or side edge (where the trim panel was).
  • Keep the screws together so they go back in the same spots.

Step 4: Lower the glovebox

  • Support the glovebox with one hand while you remove the last screw using the Torx T20 screwdriver.
  • Carefully lower the glovebox down to access the HVAC housing behind it.
  • If a small damper arm (a little slow-down strap) is attached, gently unclip it by hand—don’t force it.

Step 5: Locate and open the cabin filter cover

  • Use a flashlight to find the rectangular cabin filter access cover on the HVAC box behind/above the glovebox area.
  • Release the cover tabs by hand. If it’s tight, use a plastic trim removal tool to help pop the tabs free.
  • (The “HVAC box” is the plastic housing that routes air for A/C and heat.)

Step 6: Remove the old cabin air filter

  • Put on nitrile gloves and a dust mask.
  • Slide the filter straight out. You may need to flex it slightly to clear the opening—go slow so you don’t tear it and drop debris.
  • Use a flashlight to look inside the housing for leaves or dust. If needed, carefully wipe the opening with a clean rag (by hand).

Step 7: Install the new cabin air filter

  • Check the airflow arrow on the new filter frame (often marked “AIR FLOW”).
  • Install the filter in the same direction the old one came out.
  • Slide it fully into the housing so it seats flat and doesn’t buckle.
  • Tip: A crooked filter can cause whistling noises.

Step 8: Reinstall the cover and glovebox

  • Reinstall the filter cover and press until the tabs click in.
  • Lift the glovebox back into position.
  • Reinstall all screws using a Torx T20 screwdriver (snug only—do not over-tighten into plastic).
  • Reinstall the side trim panel by aligning the clips and pressing it in by hand.

âś… After Repair

  • Start the engine and turn the fan to medium, then high.
  • Verify strong airflow from the vents and no rattles from the glovebox area.
  • If you smell old dust for a minute, that’s normal as the system clears out.

đź’° DIY vs Shop Cost

Shop Cost: $120-$220 (parts + labor)

DIY Cost: $25-$60 (parts only)

You Save: $60-$195 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.5-1.0 hours.


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