Should I buy a 2020 BMW 4-Series 2.0 Petrol Automatic G22?

Explore common problems, estimated repair costs and practical checks for the 2020 BMW 4-Series 2.0 Petrol Automatic G22. 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 vent line and rear coolant pipe leaks

Low coolant warnings, sweet smell from the engine bay, dampness around the back of the engine, or a sudden coolant dump after a hot run.

How to check

Warm the car fully, drive it normally for 15-20 minutes, then leave it idling and park up.

Estimated Repair Cost

£650

2Low Likelihood

Ignition coil and spark plug misfires

Hesitation under acceleration, rough idle, engine light, or a drivetrain warning with reduced power.

How to check

Accelerate firmly from low revs in a higher gear once the engine is warm.

Estimated Repair Cost

£450

3Moderate Likelihood

Front suspension bush and link wear

Knocking over bumps, a less settled front end, or steering that no longer feels as precise as expected.

How to check

Drive over a few small bumps and rough surfaces at low to moderate speed.

Estimated Repair Cost

£600

MOT Failure Rate

0%10%20%30%40%50%0–20,000 miles: 5.9% (113 failed / 1,909 tests)20,000–40,000 miles: 10.8% (463 failed / 4,273 tests)40,000–60,000 miles: 12.7% (207 failed / 1,624 tests)60,000–80,000 miles: 14.7% (51 failed / 347 tests)80,000–100,000 miles: 14.0% (6 failed / 43 tests)100,000–120,000 miles: 10.0% (1 failed / 10 tests)120,000–140,000 miles: 40.0% (2 failed / 5 tests)140,000–160,000 miles: 50.0% (1 failed / 2 tests)180,000–200,000 miles: 50.0% (1 failed / 2 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2020 BMW 4-Series 2.0 Petrol Automatic G22

BMW 4-Series buying questions

Is a 2020 BMW 4-Series worth buying?

It can be, but only if the individual car backs it up. For the 2020 BMW 4-Series 2.0 Petrol Automatic G22, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the BMW 4-Series (2020)?

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 4-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