Ford Focus service: key facts
- Oil service every 12,500 miles or 1 year
- Basic service costs £80–£180 depending on garage
- Timing chain tensioner inspection: £800–£1200 — don't skip this one
- 4 generations from 1998 to 2023
- 12 tracked service items across routine, major, and periodic schedules
Routine service items
These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.
| Service item | Interval | Typical cost |
|---|---|---|
|
Engine oil and filter
Ford specifies 12,500 miles or 12 months.
Mk1, Mk2, Mk3, Mk4
|
12,500 miles or 1 year |
£80–£120
Dealer: £120–£180
|
|
Air filter
Check every 10,000 miles in dusty conditions. Blocked filter reduces power and increases fuel consumption. Replace cabin filter simultaneously.
Mk1, Mk2, Mk3, Mk4
|
20,000 miles or 2 years |
£25–£50
Dealer: £40–£80
|
|
Cabin pollen filter
Ford specifies 2 years/20,000 miles. Located behind glove box on most variants. Blocked filter causes poor cabin ventilation and windscreen misting. Replace more frequently in urban areas.
Mk1, Mk2, Mk3, Mk4
|
20,000 miles or 2 years |
£30–£50
Dealer: £50–£90
|
|
Fuel filter (diesel)
Critical for diesel fuel system protection. Water contamination causes expensive injection system damage. Drain water separator at every service.
Mk1, Mk2, Mk3, Mk4
|
20,000 miles or 2 years |
£60–£100
Dealer: £120–£180
|
Major service items
These are the big-ticket items. Miss them and you risk engine or gearbox damage. The costs are higher but the consequences of skipping are much worse.
| Service item | Interval | Typical cost |
|---|---|---|
|
Timing chain tensioner inspection
Not manufacturer specified but specialists recommend checking for timing chain rattle at this interval.
Mk2, Mk3, Mk4 · Duratec, EcoBoost
|
80,000 miles |
£800–£1200
Dealer: £1200–£1800
|
|
Manual gearbox oil
Ford claims lifetime fill but specialists recommend 150,000 miles for longevity.
Mk1, Mk2, Mk3, Mk4
|
150,000 miles |
£150–£200
Dealer: £250–£350
|
|
PTU fluid (AWD models)
Critical service for AWD Focus RS models.
Mk3 · EcoBoost 2.3
|
30,000 miles or 3 years |
£80–£120
Dealer: £150–£250
|
Periodic maintenance
Items that don't need doing at every service but should be on your radar at the right mileage or age.
| Service item | Interval | Typical cost |
|---|---|---|
|
Spark plugs
Ford specifies 20,000 miles for most petrol engines.
Mk1, Mk2, Mk3, Mk4
|
20,000 miles or 2 years |
£80–£150
Dealer: £150–£250
|
|
Brake fluid
Two-year interval regardless of mileage. Brake fluid absorbs moisture reducing boiling point. Use DOT 4 specification. Check level monthly.
Mk1, Mk2, Mk3, Mk4
|
2 years |
£60–£100
Dealer: £100–£160
|
|
Coolant flush
Ford specifies 10 years/150,000 miles for long-life coolant.
Mk1, Mk2, Mk3, Mk4
|
150,000 miles or 10 years |
£120–£180
Dealer: £200–£300
|
|
DPF forced regeneration
System attempts automatic regeneration every 300-500 miles depending on soot load.
Mk2, Mk3, Mk4
|
500 miles |
£80–£120
Dealer: £120–£180
|
|
Auxiliary belt and tensioner
Replace belt and tensioner together. Squealing indicates belt slip or tensioner failure. Check at every service for cracks and fraying. Failure can cause alternator and power steering loss.
Mk1, Mk2, Mk3, Mk4
|
60,000 miles or 6 years |
£80–£150
Dealer: £150–£250
|
Buying a used Ford Focus? Check its service history first.
A Focus with a patchy service history can cost you thousands in missed timing belts, skipped oil changes, and hidden neglect. We pull the franchised dealer records — every visit, every stamp, every mileage reading — so you can see exactly what's been done and what's been skipped.
£6.99 · No records found = full refund, zero risk
Related
Ford Focus service FAQs
How often does a Ford Focus need servicing?
A Ford Focus needs servicing every 12,500 miles or 1 year, whichever comes first. Ford specifies 12,500 miles or 12 months.
What does a Ford Focus service cost?
A basic service at an independent garage costs £80–£120. Main dealer servicing runs £120–£180. Major items like timing belts or gearbox services cost significantly more. Independent garages are typically 30 to 50% cheaper for the same work.
Is a Ford Focus expensive to maintain?
Routine servicing starts from £80 at an independent garage, which is about average for this class of car. The bigger costs come from periodic items like timing belts, brake fluid changes, and transmission servicing. Keeping on top of the schedule avoids expensive failures.
How do I check a Ford Focus's service history?
You can check any Ford Focus's official dealer service records online using just the registration number. The check retrieves every logged dealer visit, including dates, mileage, and work done, so you can see whether the schedule has been followed or if there are gaps. It costs £6.99 and you get a full refund if no records are found.