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Flat tyre: change it safely

Change a flat tyre (flat tire) on your own, step by step, without getting under the car.

22 items · 4 sections · car, mechanic, safety, tyre

Start this checklist

Before you touch the car (5)

  • Stop on flat, firm ground, well away from trafficDo not change a tyre on a motorway or highway shoulder: call for help.
  • Hazard lights on, handbrake on, in Park or first gear
  • Everyone out and standing away from the road
  • Block the wheel diagonally opposite the flat, with a chock or a large stone
  • Get out the spare, jack, wheel wrench and locking nut keyNo spare? Many new cars carry a sealant kit: follow its leaflet, or call for help.

Take the flat off (7)

  • Remove the hubcap if there is one
  • Loosen each nut half a turn while the car is still on the ground
  • Find the jacking point in the owner's manual
  • Jack up until the tyre just clears the ground
  • Never put any part of your body under the car
  • Take off the nuts, keep them together, pull the wheel straight off
  • Slide the flat under the sill as a backup if the jack slips

Fit the spare (6)

  • Fit the spare on the studs
  • Do up the nuts by hand
  • Pull the flat back out and lower the car until the tyre touches the ground
  • Tighten the nuts firmly in a star pattern, not around the circle
  • Lower the car fully and tighten once more
  • Put the flat and the tools in the boot

Drive on with care (4)

  • Check spare pressure against the door sticker at the next fuel stop
  • Keep to the limit on a thin spareUsually 80 km/h (50 mph). The limit is printed on the tyre.
  • Re-check the nuts after about 50 km (30 miles)
  • Get the flat repaired or replaced within a day or two

Written from www.gov.uk

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