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Ford Common Problems & Known Faults

We track 267 known issues across 32 Ford models, with an average MOT failure rate of 23.7%. Covering engine problems, electrical faults, suspension wear and more: what goes wrong, what it costs, and what to check before buying a used Ford.

Check any Ford before you buy

Enter a registration number to check its full dealer service history. See every dealer visit, dates, mileage, and work done so you know whether the maintenance that prevents these problems was actually carried out.

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£6.99 service history · £7.49 premium car check · Full refund if no records found

How reliable are Ford cars?

Our database covers 32 Ford models and 267 documented faults across the range. Of these, 54 are classified as dangerous and a further 128 as major. Dangerous faults are those that can compromise vehicle safety or lead to complete mechanical failure if left unaddressed.

According to DVSA MOT test data, Ford models fail at an average rate of 23.7%, roughly in line with the 22.7% average across all manufacturers we track. Reliability varies considerably between models. The Edge is the strongest performer at just 12.5%, while the Escort has the highest failure rate at 32.9%.

If you are considering a used Ford, researching the specific model and generation you are looking at makes a real difference. The most common failure areas across the range are suspension and engine, though each model has its own particular weak points. This page gives you a complete breakdown by severity, the models affected, and what repairs typically cost at UK garages.

Ford reliability summary

Average MOT failure rate
23.7%
Across 30 models with MOT data
Most reliable model
Edge
12.5% MOT failure rate
View problems →
Least reliable model
Escort
32.9% MOT failure rate
View problems →
Total MOT tests analysed
25,624,803
Across 30 Ford models

Where Ford problems occur

Understanding which systems are most prone to failure helps you focus during a test drive or pre-purchase inspection. Here is how Ford's 267 known issues break down by area.

Suspension problems dominate, accounting for 51 of the 267 faults we track (19%). Issues in this area include Suspension component joint wear (ALLIED_GEN1) and Coil spring fracture (Mk1). The most affected models are the Focus (7), the Fiesta (3), the Kuga (3).

Engine is the next most common area, with 40 documented faults (15%). Common faults here include Excessive fluid leaks and Emissions system deterioration (1.6L). The most affected models are the Focus (15), the Fiesta (9), the Mondeo (5).

We also track 34 body & rust faults across the range (13%). Problems to watch for include Suspension mounting point corrosion and Body structure corrosion. The most affected models are the Fiesta (6), the Focus (3), the KA (3).

Transmission rounds out the top problem areas with 31 known issues (12%). Notable issues include CV joint boot failure (ALLIED_GEN1) and Powershift automatic transmission failure (Mk7). The most affected models are the Focus (10), the Fiesta (5), the Kuga (2).

Known Ford faults by severity

Every fault in our database is rated by severity based on its potential safety impact and typical repair cost. Below is a sample of issues at each level, with links to the affected model pages where you can read the full details.

Dangerous

+ 48 more dangerous issues across Ford models

Major

+ 119 more major issues across Ford models

Minor

+ 63 more minor issues across Ford models

Advisory

+ 9 more advisory issues across Ford models

Top issues across the Ford range

The most common and severe problems found across all Ford models, ranked by severity and how many models are affected.

Dangerous
Brake pipe corrosion (ALLIED_GEN1)
Brakes 4 models affected
The brake pipes on Ford Allied models show severe corrosion at extremely low mileages, failing MOT tests at 105.8 times the national fleet average. This affects the steel brake lines that carry hyd...
Independent garage
£300–£600
Main dealer
£500–£900
Dangerous
Coil spring fracture (Mk1)
Suspension 4 models affected
The B-Max suffers from premature coil spring fracture at rates significantly above the national fleet average. MOT data shows failure rates peaking at 42.3 times the fleet average on diesel variant...
Independent garage
£200–£350
Main dealer
£350–£500
Dangerous
Subframe mounting point corrosion (MK1)
Body & Rust 4 models affected
The load-bearing structure around subframe, spring, and suspension mounting points suffers from corrosion that significantly reduces structural integrity. This is a prescribed area under MOT testin...
Independent garage
£600–£1,200
Main dealer
£1,200–£2,000
Dangerous
Brake hose deterioration (WGR/WA6)
Brakes 4 models affected
Galaxy brake hoses fail at 25.6 times the national average according to MOT data. The flexible brake hoses deteriorate prematurely due to corrosion of nearby suspension components causing excessive...
Independent garage
£120–£250
Main dealer
£200–£400
Affects: Fiesta, Galaxy, KA, Sierra
Dangerous
Suspension component corrosion (WGR/WA6)
Suspension 3 models affected
Galaxy suspension components suffer from severe corrosion affecting control arms, subframes, and mounting brackets. MOT data shows failure rates up to 75.7 times the national average. The rear mult...
Independent garage
£800–£1,800
Main dealer
£1,500–£3,000
Dangerous
PowerShift transmission failure (Mk3)
Transmission 3 models affected
The Ford PowerShift dual-clutch automatic transmission is one of the most problematic gearboxes ever fitted to a mainstream car. The system uses two clutch packs operated by electric actuators to p...
Independent garage
£1,500–£3,000
Main dealer
£2,500–£4,000
Affects: Focus, Mondeo, S MAX
Dangerous
Brake line corrosion (MK1)
Brakes 2 models affected
Ford Cougar brake lines suffer from severe corrosion, particularly the steel pipes running along the rear axle and the flexible hoses at the front wheels. The brake lines are inadequately protected...
Independent garage
£200–£600
Affects: Cougar, Sierra
Dangerous
Head gasket failure (Mk8)
Engine 2 models affected
Early production 1.5 EcoBoost engines suffer premature head gasket failure due to inadequate cylinder head bolt torque specification and thermal cycling stress. The three-cylinder engine runs hotte...
Independent garage
£1,200–£2,000
Main dealer
£2,000–£3,000
Affects: Fiesta, Focus
Dangerous
Wet belt failure (Mk8)
Engine 2 models affected
The 1.0 EcoBoost uses an oil-bathed timing belt (wet belt) instead of a conventional timing chain to drive the camshafts and oil pump. This rubber belt deteriorates in the oil environment, shedding...
Main dealer
£8,000–£12,000
Affects: Fiesta, Focus
Dangerous
Leaf spring failure
Suspension 2 models affected
The Ranger's rear leaf springs are prone to fracturing, particularly the main load-bearing leaf. This affects all generations up to 2022 and shows in MOT data as 181 times the fleet average failure...
Independent garage
£600–£1,000
Main dealer
£900–£1,500
Affects: Ranger, Transit

Check any Ford before you buy

Enter a registration number to check its full dealer service history. See every dealer visit, dates, mileage, and work done so you know whether the maintenance that prevents these problems was actually carried out.

★GB

£6.99 service history · £7.49 premium car check · Full refund if no records found

Problems by Ford model

We track faults across 32 Ford models. Each model page includes every known issue, generation-specific details, UK repair costs, and MOT failure data. Select a model below to see its full breakdown.

Ford Fiesta
41 known issues · 6,877,645 MOTs
3 generations
24.5% MOT failure rate
Ford Focus
54 known issues · 6,476,205 MOTs
4 generations
24.8% MOT failure rate
Ford Transit
9 known issues · 3,425,315 MOTs
2 generations
29.8% MOT failure rate
Ford Mondeo
10 known issues · 2,249,579 MOTs
3 generations
27.1% MOT failure rate
Ford KA
5 known issues · 1,856,899 MOTs
3 generations
29.1% MOT failure rate
Ford Transit Connect
5 known issues · 872,236 MOTs
2 generations
28.9% MOT failure rate
Ford Kuga
10 known issues · 631,261 MOTs
3 generations
17.1% MOT failure rate
Ford Galaxy
5 known issues · 532,401 MOTs
3 generations
28% MOT failure rate
Ford Fusion
5 known issues · 466,771 MOTs
1 generation
23.4% MOT failure rate
Ford C MAX
5 known issues · 454,198 MOTs
2 generations
21.3% MOT failure rate
Ford Ranger
7 known issues · 406,212 MOTs
4 generations
23.8% MOT failure rate
Ford S MAX
9 known issues · 335,756 MOTs
2 generations
24.9% MOT failure rate
Ford Ecosport
5 known issues · 186,950 MOTs
1 generation
17% MOT failure rate
Ford Escort
5 known issues · 169,539 MOTs
4 generations
32.9% MOT failure rate
Ford B MAX
5 known issues · 156,610 MOTs
1 generation
19.3% MOT failure rate
Ford Transit Custom
7 known issues · 115,516 MOTs
1 generation
18.3% MOT failure rate
Ford Grand C MAX
5 known issues · 108,246 MOTs
1 generation
22.2% MOT failure rate
Ford Puma
5 known issues · 100,760 MOTs
1 generation
30.3% MOT failure rate
Ford Transit Courier
5 known issues · 53,478 MOTs
1 generation
22.7% MOT failure rate
Ford Tourneo
5 known issues · 34,470 MOTs
2 generations
19.3% MOT failure rate
Ford Tourneo Connect
5 known issues · 28,225 MOTs
2 generations
18.7% MOT failure rate
Ford Mustang
5 known issues · 24,235 MOTs
3 generations
14.7% MOT failure rate
Ford Cougar
5 known issues · 16,873 MOTs
1 generation
31.4% MOT failure rate
Ford Edge
5 known issues · 15,204 MOTs
1 generation
12.5% MOT failure rate
Ford Maverick
5 known issues · 12,570 MOTs
2 generations
27.1% MOT failure rate
Ford Allied
5 known issues · 6,134 MOTs
1 generation
17.6% MOT failure rate
Ford Tourneo Custom
5 known issues · 5,054 MOTs
1 generation
15.2% MOT failure rate
Ford Explorer
5 known issues · 4,227 MOTs
1 generation
29.2% MOT failure rate
Ford Connect
5 known issues · 1,682 MOTs
1 generation
31.7% MOT failure rate
Ford Freda
5 known issues · 552 MOTs
1 generation
28.3% MOT failure rate
Ford Capri
5 known issues
3 generations
Ford Sierra
5 known issues
2 generations

What to check before buying a used Ford

Every used Ford deserves a thorough inspection, but knowing the common weak points for your target model gives you a serious advantage. Since suspension faults are the most common across the range, pay particular attention to this area during any viewing or test drive.

The 54 dangerous-rated faults deserve special attention. These include Brake pipe corrosion (ALLIED_GEN1), Coil spring fracture (Mk1), Suspension mounting point corrosion. Any of these can compromise safety or result in repair bills running well into the thousands.

A complete dealer service history is one of the strongest indicators of how well a Ford has been looked after. Many of the faults on this page are preventable or can be caught early through regular servicing. If the seller cannot produce service records, treat that as a significant red flag.

Check the MOT history carefully too. With a 23.7% average failure rate across the Ford range, some advisories and minor failures are normal over the life of any car. What matters is the pattern: recurring failures in the same area suggest an underlying problem, while a history of clean passes is encouraging.

Ford repair costs: what to expect

Across all documented faults, the average Ford repair costs between £387 and £893 at an independent garage. At the top end, the most expensive single repair can reach £5,000 or more. Main dealer rates are typically 30% to 50% higher across the board.

The single most expensive Ford repair in our database is Oil pump drive belt failure, which can cost £10,000–£15,000 at a main dealer.

These figures are based on reported UK repair costs and serve as a guide. Actual prices will vary depending on your location, the garage, and the parts required. Getting quotes from two or three specialists before committing to any major work is always worthwhile.

Buying a used Ford? Check it first

Get the full picture before you commit. Our car check covers outstanding finance, write-off status, stolen records, plate changes and mileage discrepancies. Or check the service history to see whether the maintenance that prevents these problems was actually done.

★GB

£7.49 car check · £6.99 service history · Free basic report included

Ford reliability FAQs

Are Ford cars reliable?

Across 30 models with MOT data, Ford has an average MOT failure rate of 23.7%. The most reliable model is the Edge at 12.5% failure rate, while the Escort has the highest at 32.9%. We track 267 known issues across 32 Ford models.

What are the most common Ford problems?

The most common Ford problems include Brake pipe corrosion (ALLIED_GEN1), Coil spring fracture (Mk1), and Subframe mounting point corrosion (MK1). Across all Ford models we track 267 known issues, with 54 rated as dangerous.

Which Ford model is most reliable?

Based on MOT failure data, the Ford Edge is the most reliable model with a 12.5% failure rate from 15,204 tests. The least reliable is the Escort at 32.9%. However, individual car condition and service history matter more than model averages.

How much do Ford repairs cost?

Ford repair costs at independent garages average £387-£893 per issue. The most expensive repairs can reach £5,000 or more. Main dealer rates are typically 30-50% higher. Costs vary significantly by model and issue, so check the specific model page for detailed pricing.

Should I get a vehicle check before buying a Ford?

Yes. Ford models have 267 known issues between them, including 54 dangerous and 128 major problems. A service history check (£6.99) shows whether scheduled maintenance was done, and a premium car check (£7.49) covers finance, stolen, write-off status. Both are essential before buying any used Ford.

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