Used car guide

2006 SEAT Altea petrol: common problems and MOT failures

What MOT testers find on the petrol SEAT Altea first registered in 2006 (petrol cars only): we looked at the 1,228 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

1,228MOTs of 2006 petrol cars, done in 2023–2025
51%pass first time (all 2006 cars: 56%)
5,800typical miles a year
2.3×the usual rate for exhaust system

What goes wrong more than usual on a 2006 SEAT Altea petrol?

Parts flagged at MOT more often on the 2006 SEAT Altea petrol than on all cars registered in 2006.

  • Exhaust system2.3× usual
    SEAT Altea
    21.6% All 2006 cars
    9.2%

    Failed outright at MOT: 5.9%, against 2.6% of all 2006 cars. The rest were advisories or minor defects.

    Rough price £100–£500 (pipe or section) ClickMechanic

    At the viewing: Listen for blowing or rattling from underneath at idle, and look for black soot around joints.

  • Drive shaft (CV) joints2.7× usual
    SEAT Altea
    19.5% All 2006 cars
    7.3%

    Failed outright at MOT: 8.2%, against 3.3% of all 2006 cars. The rest were advisories or minor defects.

    Rough price £60–£350 our estimate

    At the viewing: Drive slowly on full steering lock in both directions and listen for clicking. Look for split rubber boots behind the front wheels.

  • Exhaust emissions (catalyst)5.4× usual
    SEAT Altea
    11.8% All 2006 cars
    2.2%

    Failed outright at MOT: 10.3%, against 2.1% of all 2006 cars. The rest were advisories or minor defects.

    Rough price £175–£900 (catalytic converter) ClickMechanic

    At the viewing: Look for smoke when revving the warm engine and for an engine warning light.

  • Airbag warning light4.8× usual
    SEAT Altea
    6.7% All 2006 cars
    1.4%

    Failed outright at MOT: 6.4%, against 1.3% of all 2006 cars. The rest were advisories or minor defects.

    Rough price £10–£80 our estimate

    At the viewing: Ask a friend to check every light while you work the switches: indicators, brake lights, fog lights and reversing lights.

  • Link ball joint covers2.3× usual
    SEAT Altea
    7.7% All 2006 cars
    3.4%

    Failed outright at MOT: 4.3%, against 1.9% of all 2006 cars. The rest were advisories or minor defects.

    Rough price £60–£150 (one joint) ClickMechanic

    At the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.

Better than most

Rigid brake pipes: 1.6% here, against 14% of all 2006 cars. Headlights: 3.2% here, against 13% of all 2006 cars.

Common 2006 SEAT Altea petrol MOT failures and advisories

The share of 2006 SEAT Altea petrol MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    45% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Brakes
    38% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Tyres
    36% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Exhaust and emissions
    31% of testsRough price £100–£1,200

    At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for an engine warning light.

  • Lights and electrics
    31% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Driveshafts and joints
    20% of testsRough price £60–£350

    At the viewing: On full steering lock, drive slowly and listen for clicking from the front wheels.

Questions to ask the seller before buying a 2006 SEAT Altea petrol

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Any recent work on the exhaust system? (Flagged at MOT 2.3× as often on the 2006 SEAT Altea petrol as on other cars the same age.)
  2. Any recent work on the drive shaft (cv) joints? (Flagged at MOT 2.7× as often on the 2006 SEAT Altea petrol as on other cars the same age.)
  3. Any recent work on the exhaust emissions (catalyst)? (Flagged at MOT 5.4× as often on the 2006 SEAT Altea petrol as on other cars the same age.)
  4. Can I see the service history and receipts for any big jobs?

Looking at a SEAT Altea?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the SEAT Altea compared

YearMOT testsMost flagged
20151,359Tyres 32%
20142,097Tyres 34%
20133,616Tyres 34%
20124,480Suspension 38%
20113,599Suspension 41%
20103,666Suspension 46%
20094,323Suspension 48%
20084,893Suspension 49%
20075,754Suspension 50%
20051,797Suspension 50%
2004720Suspension 48%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of SEAT Altea cars first registered in 2006. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score