Should I buy a 2017 BMW 1-Series 1.5 Petrol Automatic F20 LCI?

Explore common problems, estimated repair costs and practical checks for the 2017 BMW 1-Series 1.5 Petrol Automatic F20 LCI. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1High Likelihood

Timing chain stretch and startup rattle

Rattle for a second or two on cold start, rough running, engine warning light, or a drivetrain warning.

How to check

Start the engine from fully cold and listen during the first few seconds.

Estimated Repair Cost

£1,800

2High Likelihood

Cooling system leaks from water pump or thermostat module

Low coolant warning, sweet smell after a drive, fan running hard, or pink/white crusty residue in the engine bay.

How to check

Warm the car fully, then let it idle for a minute after the drive and open the bonnet.

Estimated Repair Cost

£900

3High Likelihood

Turbo wastegate actuator wear or boost-control fault

Rattle from the engine bay at low revs, weak pull, drivetrain warning, or intermittent loss of boost.

How to check

Accelerate gently from low revs in a higher gear, then lift off and repeat.

Estimated Repair Cost

£900

MOT Failure Rate

0%10%20%30%40%0–20,000 miles: 5.6% (48 failed / 852 tests)20,000–40,000 miles: 10.6% (288 failed / 2,724 tests)40,000–60,000 miles: 13.8% (296 failed / 2,144 tests)60,000–80,000 miles: 16.7% (166 failed / 994 tests)80,000–100,000 miles: 20.5% (57 failed / 278 tests)100,000–120,000 miles: 21.1% (8 failed / 38 tests)120,000–140,000 miles: 36.4% (4 failed / 11 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2017 BMW 1-Series 1.5 Petrol Automatic F20 LCI

BMW 1-Series buying questions

Is a 2017 BMW 1-Series worth buying?

It can be, but only if the individual car backs it up. For the 2017 BMW 1-Series 1.5 Petrol Automatic F20 LCI, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the BMW 1-Series (2017)?

The problem cards above list the model-level checks for this guide. Read them as priorities for inspection and paperwork review, not proof that every example will have those faults.

What should I check before buying a BMW 1-Series?

Look for evidence, not just assurances: MOT advisories, service history, repair invoices, warning lights, fluid leaks, tyre and brake condition, and how the car behaves on a proper test drive. And of course, look at your personalised Should I Buy This Car? report, outlining a full list of common issues in detail, a personalised road test, a plain-English explanation and a MotorIQ score.

A model guide is useful. A report on its registration is better.

The guide above gives you the model-level pattern. A personalised MotorIQ report checks the registration-specific record and turns it into an ownership view before you commit.

Or enter the vehicle manually