Used car guide

1998 Mitsubishi Shogun diesel: common problems and MOT failures

What MOT testers find on the diesel Mitsubishi Shogun first registered in 1998 (diesel cars only): we looked at the 725 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

725MOTs of 1998 diesel cars, done in 2023–2025
67%pass first time (all 1998 cars: 65%)
5,400typical miles a year
1.8×the usual rate for rigid brake pipes

What goes wrong more than usual on a 1998 Mitsubishi Shogun diesel?

Parts flagged at MOT more often on the 1998 Mitsubishi Shogun diesel than on all cars registered in 1998.

  • Rigid brake pipes1.8× usual
    Mitsubishi Shogun
    28.1% All 1998 cars
    15.2%

    Failed outright at MOT: 2.8%, against 2.2% of all 1998 cars. The rest were advisories or minor defects.

    Rough price £100–£400 our estimate

    At the viewing: Ask to see underneath, or check the MOT advisories: corroded brake or fuel pipes get worse every year and fail the MOT when they do.

  • Engine oil leaks1.8× usual
    Mitsubishi Shogun
    28.6% All 1998 cars
    15.6%

    Failed outright at MOT: 1%, against 0.4% of all 1998 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.

  • Chassis rust or damage3× usual
    Mitsubishi Shogun
    17% All 1998 cars
    5.6%

    Failed outright at MOT: 5.8%, against 1.9% of all 1998 cars. The rest were advisories or minor defects.

    Rough price £150–£1,000 our estimate

    At the viewing: Check the sills, wheel arches and underneath for rust, and look along the panels for uneven gaps or paint.

  • Wheel bearings2× usual
    Mitsubishi Shogun
    12.4% All 1998 cars
    6.2%

    Failed outright at MOT: 1.2%, against 1% of all 1998 cars. The rest were advisories or minor defects.

    Rough price £120–£300 (one bearing) ClickMechanic

    At the viewing: Listen for a hum or growl that changes as you steer at speed.

  • Rust in key structural areas3× usual
    Mitsubishi Shogun
    7.9% All 1998 cars
    2.6%

    Failed outright at MOT: 5%, against 1.8% of all 1998 cars. The rest were advisories or minor defects.

    Rough price £80–£250 our estimate

    At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.

Common 1998 Mitsubishi Shogun diesel MOT failures and advisories

The share of 1998 Mitsubishi Shogun diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    43% 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
    42% 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.

  • Lights and electrics
    33% of testsRough price £10–£80

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

  • Oil and fluid leaks
    30% 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.

  • Rust and bodywork
    29% of testsRough price £150–£1,000

    At the viewing: Check the sills, wheel arches and underneath for rust, and look along the panels for uneven gaps or paint.

  • Exhaust and emissions
    15% 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 engine or DPF warning lights.

Questions to ask the seller before buying a 1998 Mitsubishi Shogun 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 rigid brake pipes? (Flagged at MOT 1.8× as often on the 1998 Mitsubishi Shogun 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 1998 Mitsubishi Shogun diesel as on other cars the same age.)
  3. Any recent work on the chassis rust or damage? (Flagged at MOT 3× as often on the 1998 Mitsubishi Shogun diesel as on other cars the same age.)
  4. Can I see the service history and receipts for any big jobs?

Looking at a Mitsubishi Shogun?

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Other years

Every year of the Mitsubishi Shogun compared

YearMOT testsMost flagged
20212,401Brakes 22%
20201,995Brakes 25%
20192,188Brakes 27%
20183,416Brakes 25%
20173,505Brakes 27%
20164,677Brakes 30%
20155,570Brakes 29%
20144,666Brakes 31%
20132,730Brakes 33%
20122,016Brakes 36%
20113,249Suspension 35%
20103,169Suspension 40%
20091,933Suspension 47%
20082,861Suspension 49%
20076,569Suspension 52%
20068,436Suspension 51%
200510,778Suspension 51%
20049,780Suspension 50%
20035,216Suspension 50%
20023,055Suspension 50%
20011,713Suspension 49%
2000958Suspension 44%
1999877Brakes 44%
1997763Brakes 43%
1996576Brakes 41%
1995444Suspension 41%
1994211Brakes 44%
1993152Brakes 39%
1992–Too few tests
1991–Too few tests
1990–Too few tests
1989–Too few tests
1988–Too few tests
1987–Too few tests
1986–Too few tests

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Mitsubishi Shogun cars first registered in 1998. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score