The Toyota RAV4 2.2 D-4D is a practical used diesel SUV, but the 2AD-FHV engine has known weaknesses. Here's what to check before you hand over your cash.
The Astra J 1.6 petrol is a cheap, likeable used hatchback — but coil pack misfires, coolant leaks and overdue cambelts catch out unprepared buyers. Here's what to check before you part with your money.
The 2005-2011 Yaris 1.33 is one of the safest cheap supermini buys going, but water pumps, clutches, rear bearings and rust all show up at this age. Here is what to look for and what each fix really costs.
The 1.4 Turbo Mokka is a likeable small SUV, but the A14NET engine and M32 gearbox both have well-known weak spots. Here's what to look and listen for before you hand over any money.
The 1.6 TDCi Focus is cheap to tax, sips diesel and costs pennies to run — until the DPF, EGR or injector seals bite. Here's what to test on a cold start and a drive before you hand over any money.
If you're eyeing up a W204 C-Class diesel, the 2.2 CDI can be a brilliant long-distance cruiser – but injector seal leaks, timing chain wear and DPF problems can turn a bargain into a money pit. Here's what to check before you hand over your cash.
The Ford Fiesta 1.25 is a brilliant first car, but the Mk7 and Mk7.5 have known weak spots. Here's what to look for, what it costs to fix, and how to negotiate.
The Nissan Juke 1.2 DIG-T is a popular small SUV, but the H5FT engine has a few known weak spots. Here's what to look for and how to avoid a costly mistake.