2013 Fiat Doblo diesel: common problems and MOT failures

What goes wrong more than usual on a 2013 Fiat Doblo diesel?

Parts flagged at MOT more often on the 2013 Fiat Doblo diesel than on all cars registered in 2013.

• Headlights2.1× usual
  Fiat Doblo

  6.9% All 2013 cars

  3.3%

  Failed outright at MOT: 2.6%, against 2.5% of all 2013 cars. The rest were advisories or minor defects.

  Rough price £40–£400 our estimate

  At the viewing: Check both headlights on dipped and full beam, and look for cloudy or cracked lenses.

• Engine oil leaks1.8× usual
  Fiat Doblo

  7.9% All 2013 cars

  4.5%

  Failed outright at MOT: 0.2%, against 0.1% of all 2013 cars. The rest were advisories or minor defects.

  Rough price £80–£600 our estimate

  At the viewing: Look under the engine and where the car is usually parked for fresh oil. Ask whether the leak has been looked at.

• Side repeaters3.2× usual
  Fiat Doblo

  3.2% All 2013 cars

  1%

  Failed outright at MOT: 1.7%, against 0.6% of all 2013 cars. The rest were advisories or minor defects.

  Rough price £10–£80 our estimate

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

• Diesel smoke emissions6.3× usual
  Fiat Doblo

  2.5% All 2013 cars

  0.4%

  Failed outright at MOT: 2.1%, against 0.4% of all 2013 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 engine or DPF warning lights.

• Link ball joint covers1.8× usual
  Fiat Doblo

  2.7% All 2013 cars

  1.5%

  Failed outright at MOT: 1.8%, against 0.8% of all 2013 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.

Common 2013 Fiat Doblo diesel MOT failures and advisories

The share of 2013 Fiat Doblo diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

• Suspension
  28% 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.

• Tyres
  23% 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.

• Lights and electrics
  22% of testsRough price £10–£80

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

• Brakes
  14% 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.

• Oil and fluid leaks
  9% of testsRough price £80–£600

  At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.

• Wipers, windscreen and mirrors
  8% of testsRough price £15–£250

  At the viewing: Check for chips in the driver's view, and test the wipers and washers.

Questions to ask the seller before buying a 2013 Fiat Doblo diesel

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

1. Any recent work on the headlights? (Flagged at MOT 2.1× as often on the 2013 Fiat Doblo diesel as on other cars the same age.)
2. Any recent work on the engine oil leaks? (Flagged at MOT 1.8× as often on the 2013 Fiat Doblo diesel as on other cars the same age.)
3. Any recent work on the side repeaters? (Flagged at MOT 3.2× as often on the 2013 Fiat Doblo diesel as on other cars the same age.)
4. Can I see the service history and receipts for any big jobs?