How to Replace Ignition Coils 14-19 Audi SQ5

Difficulty: Intermediate · About 55 min · Audi Sq5

Replace the ignition coils, including moving the coolant reservoir and air filter housing for access, on a 2014-2019 Audi SQ5.

Steps

1. Loosen the coolant reservoir

   With the car cooled down, twist off the cap to release pressure and twist it back on, unclip the hose with a flat blade screwdriver and remove it from the reservoir, remove its two 10mm nuts, then lift the reservoir off its mounts.

2. Remove the driver-side ignition coils

   Remove the two T20 Torx bolts, gently press the tab and lift the coil harness off with a flat blade screwdriver, disconnect the harnesses from each other, then lift the coil out.

3. Install the driver-side ignition coils

   Insert the coil into place, connect the harnesses back together, then tighten the two T20 Torx bolts.

4. Reinstall the coolant reservoir

   Lift it onto its mounts, press the hose on and lock it with its clip, then tighten its 10mm bolts.

5. Remove the air filter housing

   Unclip the air intake hose's clips, pop the tabs separating the air duct from the housing, lift the housing off its rubber mounts, press the ridges to disconnect its hose, then remove the housing.

6. Remove the passenger-side ignition coils

   Remove the two T20 Torx bolts, gently press the tab and lift the coil harness off with a flat blade screwdriver, disconnect the harnesses, then lift the coil out.

7. Install the passenger-side ignition coils

   Insert the new coil into place, connect the harnesses back together, then tighten the two T20 Torx bolts.

8. Reinstall the air filter housing

   Connect the hose to the housing, set it on its rubber mounts, connect the air duct to it, then clip the air intake hose's clips back on.

Check your vehicle’s repair manual for exact specifications and fit.