Should I buy a 2015 BMW 1-Series 1.5 Petrol Automatic F20?

Explore common problems, estimated repair costs and practical checks for the 2015 BMW 1-Series 1.5 Petrol Automatic F20. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1Moderate Likelihood

Coolant leaks from pump, thermostat housing or oil filter housing

Low coolant warnings, sweet smell after a drive, or temperature warnings if the leak becomes serious.

How to check

Warm the car fully, let it idle for a minute after the drive, then step out and stand by the front corners.

Estimated Repair Cost

£900

2Moderate Likelihood

Serious engine failure from piston, head or overheating damage

Misfire, smoke, heavy vibration, sudden loss of power, overheating, or in some cases very little warning before failure.

How to check

Drive until fully warm, then accelerate gently and steadily through the mid-range and let it idle afterwards.

Estimated Repair Cost

£6,000

3Low Likelihood

VANOS cam-timing faults causing power loss or warning lights

Loss of power, uneven running, engine light or drivetrain warning.

How to check

Accelerate gently from low revs in a higher gear and then let the engine settle back to idle.

Estimated Repair Cost

£1,200

MOT Failure Rate

0%10%20%30%0–20,000 miles: 5.8% (192 failed / 3,316 tests)20,000–40,000 miles: 11.4% (1,215 failed / 10,670 tests)40,000–60,000 miles: 15.4% (1,460 failed / 9,485 tests)60,000–80,000 miles: 18.2% (1,056 failed / 5,787 tests)80,000–100,000 miles: 20.1% (456 failed / 2,268 tests)100,000–120,000 miles: 21.7% (150 failed / 691 tests)120,000–140,000 miles: 24.3% (42 failed / 173 tests)140,000–160,000 miles: 17.0% (9 failed / 53 tests)160,000–180,000 miles: 11.1% (1 failed / 9 tests)180,000–200,000 miles: 0.0% (0 failed / 4 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2015 BMW 1-Series 1.5 Petrol Automatic F20

BMW 1-Series buying questions

Is a 2015 BMW 1-Series worth buying?

It can be, but only if the individual car backs it up. For the 2015 BMW 1-Series 1.5 Petrol Automatic F20, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the BMW 1-Series (2015)?

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