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BMW 318 Common Problems & Reliability

Based on 379 MOT tests from 56 vehicles analysed by VehicleScore. The figures below describe that VehicleScore sample. Recurring issues seen in VehicleScore MOT data are not a claim that every BMW 318 has the same fault.

BMW 318's have a extremely good reliability rating of 768/999. The score was calculated from the average of every BMW 318 that has had a registered MOT.

We calculated all of the below figures by getting the score from each vehicle make/model/year/fuel, which are each calculated a score. We then generate the average score, taking into account factors such as mileage and emissions.

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Check a BMW 318 before you buy

Enter your registration to see available vehicle history information including service records, MOT, mileage, write-off status, outstanding finance and more.

BMW 318 side view
  • Service history

    Dealer & service records

  • MOT records

    Past & current MOT data

  • Write-off check

    Check for insurance write-offs

  • Finance check

    Outstanding finance & theft checks

Fuel TypeYearReliability ScoreAvg MileageSample Size
N/AN/A794/999Very good79,096 miles687 vehicles
N/AN/A756/999Very good80,489 miles547 vehicles
N/AN/A755/999Very good72,163 miles609 vehicles

How reliable is the BMW 318?

Based on 379 MOT tests from 56 vehicles analysed by VehicleScore.

Vehicles

56

MOT tests

379

Pass rate

87.1%

Median mileage

77,411 mi

Recurring issues seen in VehicleScore MOT data are inspection findings from this sample. They are not a statement that every BMW 318 has the same fault. The median VehicleScore in this sample is 821 out of 999.

Common BMW 318 MOT problems

These groups combine equivalent MOT comments, such as the same tyre note on different corners. Counts are comment occurrences in the sample, not a percentage of cars.

Tyre wear

VehicleScore MOT data includes 77 advisory comments and 6 failure comments in this group. Seen as both an advisory and a failure reason. These are comment occurrences, not a share of all cars.

These MOT comments record tyres that were worn, damaged, or close to the legal tread depth when the car was inspected.

What to inspect

Check the tread depth and look for uneven wear, cracking, or damage on all four tyres.

Example MOT wording: OFFSIDE REAR TYRE WORN CLOSE TO LEGAL LIMIT/WORN ON EDGE (5.2.3 (E))

Brake pad wear

VehicleScore MOT data includes 20 advisory comments and 4 failure comments in this group. Seen as both an advisory and a failure reason. These are comment occurrences, not a share of all cars.

These MOT comments record brake pads that were worn or below the inspection limit.

What to inspect

Ask for recent pad replacement and look at the remaining pad thickness.

Example MOT wording: REAR BRAKE PAD(S) WEARING THIN (1.1.13 (A) (II))

Brake disc wear

VehicleScore MOT data includes 14 advisory comments and 1 failure comment in this group. Seen as both an advisory and a failure reason. These are comment occurrences, not a share of all cars.

These MOT comments record brake discs that were worn, scored, pitted, or corroded.

What to inspect

Look at the disc faces for deep scoring, a lip at the edge, and corrosion.

Example MOT wording: FRONT BRAKE DISC WORN, PITTED OR SCORED, BUT NOT SERIOUSLY WEAKENED (1.1.14 (A) (II))

Shock absorber issues

VehicleScore MOT data includes 10 advisory comments and 4 failure comments in this group. Seen as both an advisory and a failure reason. These are comment occurrences, not a share of all cars.

These MOT comments record shock absorbers or dampers that were leaking, misting, or insecure. A light misting of oil on a damper is not an engine oil leak.

What to inspect

Look for oil misting on the damper body and listen for knocks over bumps.

Example MOT wording: NEARSIDE REAR SHOCK ABSORBERS HAS LIGHT MISTING OF OIL (5.3.2 (B))

Oil leak

VehicleScore MOT data includes 5 advisory comments in this group. Seen mainly as an advisory. These are comment occurrences, not a share of all cars.

These MOT comments record an oil leak noted by the tester. Shock absorber misting is counted as a damper issue, not as an engine oil leak.

What to inspect

Look under the engine for fresh oil, and check the oil level.

Example MOT wording: OIL LEAK, BUT NOT EXCESSIVE (8.4.1 (A) (I))

Windscreen damage

VehicleScore MOT data includes 4 failure comments in this group. Seen mainly as a failure reason. These are comment occurrences, not a share of all cars.

These MOT comments record chips, cracks, or other windscreen damage in the driver’s view.

What to inspect

Look for chips and cracks, especially in the area swept by the wipers.

Example MOT wording: WINDSCREEN WASHER PROVIDES INSUFFICIENT WASHER LIQUID (3.5 (A))

Parking brake faults

VehicleScore MOT data includes 3 failure comments in this group. Seen mainly as a failure reason. These are comment occurrences, not a share of all cars.

These MOT comments record a parking brake that did not hold well enough or had a component defect.

What to inspect

Test that the parking brake holds the car on a slope and releases cleanly.

Example MOT wording: PARKING BRAKE EFFICIENCY BELOW REQUIREMENTS (1.4.2 (A) (I))

BMW 318 MOT reliability by year

A model year is only commented on when VehicleScore has at least 5 vehicles from that year.

YearVehiclesMOT testsPass rateRecurring issues seen
2019138087.5%Tyre wear, Brake pad wear
20181611388.5%Tyre wear, Brake pad wear
20171411984%Tyre wear, Shock absorber issues
201654490.9%Tyre wear

What to check when buying a used BMW 318

This is an inspection checklist based on MOT comments in the VehicleScore sample. It does not mean the car you are looking at has these defects.

  • Tyre wear. Check the tread depth and look for uneven wear, cracking, or damage on all four tyres.

  • Brake pad wear. Ask for recent pad replacement and look at the remaining pad thickness.

  • Brake disc wear. Look at the disc faces for deep scoring, a lip at the edge, and corrosion.

  • Shock absorber issues. Look for oil misting on the damper body and listen for knocks over bumps.

  • Oil leak. Look under the engine for fresh oil, and check the oil level.

  • Windscreen damage. Look for chips and cracks, especially in the area swept by the wipers.

  • Parking brake faults. Test that the parking brake holds the car on a slope and releases cleanly.

Buying a BMW 318?

Common problems tell you what can affect BMW 318s generally. VehicleScore can check the history of the actual car you're considering.

Where does this data come from?

VehicleScore analyses MOT histories from vehicles in its own dataset. Sample sizes vary by model, and a small sample is labelled as such. MOT data records roadworthiness and inspection defects. It does not capture every mechanical or electronic problem a car can have, and a comment on one test is not proof that the model has an inherent fault.

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