The last generation of Ford's iconic compact hatchback, built at Saarlouis until November 2025. The 1.5 EcoBlue uses the PSA-derived DV5 diesel engine shared with Peugeot and Citroen, offering strong motorway fuel economy around 4.5 L/100 km. The Mk4 replaced the troublesome dual-clutch gearbox with a conventional 8-speed torque converter automatic or a 6-speed manual, a significant reliability improvement. Handling remains a class benchmark.· more· less
Excellent motorway fuel economyReliable 8-speed auto or 6-speed manual
DV5 cam chain tensioner weaknessDPF sensitive to short-trip driving
Buy if: You do regular motorway driving, want a refined diesel compact, and can verify the cam chain status and DPF recall completion.
Avoid if: You mostly drive short urban trips (DPF and EGR issues), want a car that sits idle for weeks, or are uncomfortable with diesel emissions system maintenance.
Price & maintenance
Used price
€14,900
median asking price, typically 80,000 km
Typical range€12,500 – €18,000
Kilometres drivenAll
Maintenance cost
€800 – €1,500/year
at 15,000 km/year
Fixed costsservice, tyres, brakes€500 – €850 /yr
Risk bufferunplanned repairs€300 – €650 /yr
Price estimates are based on German asking prices. Prices and costs vary by vehicle condition and location.
Ownership costs
Maintenance assumes 15,000 km a year. Price estimates are based on German asking prices. Prices and costs vary by vehicle condition and location.
Used price
€14,900
Typically €12,500 – €18,000, at around 80,000 km.
Kilometres driven
Maintenance
€800 – €1,500per year
€500 – €850
service, tyres, brakes
€300 – €650
repair buffer
Price & maintenance
Used price
€13,000
median asking price, typically 115,000 km
Typical range€11,000 – €15,000
Kilometres drivenAll
Maintenance cost
€800 – €1,500/year
at 15,000 km/year
Fixed costsservice, tyres, brakes€500 – €850 /yr
Risk bufferunplanned repairs€300 – €650 /yr
Price estimates are based on French asking prices. Prices and costs vary by vehicle condition and location.
Ownership costs
Maintenance assumes 15,000 km a year. Price estimates are based on French asking prices. Prices and costs vary by vehicle condition and location.
Used price
€13,000
Typically €11,000 – €15,000, at around 115,000 km.
The 7mm camshaft drive chain stretches and can snap, causing catastrophic valve damage, and the fitted chain has to be checked per car · more· less
The PSA DV5 engine uses a small chain to drive the camshafts. Early production engines (2017-2019) used a thinner 7mm chain that is known to stretch and eventually snap, potentially causing the valves to contact the pistons and destroying the engine. The chain gives warning before failure: a metallic rattling noise from the top of the engine, especially on cold start, is the key symptom. A revised 8mm chain and improved tensioner exist as the modified service part, but a build-year cutoff is not a safe way to tell which is fitted: Ford general service bulletin 23-7029 covers affected Focus 1.5 EcoBlue vehicles up to 2023 and specifies the modified 8mm service carrier, so the chain has to be verified on the individual car rather than inferred from its build date. Replacement of the chain, guides, and tensioner at an independent shop costs approximately €1,200-1,800. If the chain has already snapped and the engine is damaged, a replacement engine runs €2,500-3,500. Using oil to Ford's WSS-M2C952-A1 specification, with SAE 0W-20 ACEA C5 as the documented top-up alternative, and adhering to annual oil changes are critical to chain longevity. When buying, ask a mechanic to confirm whether the 7mm or 8mm chain is fitted.
DPF clogging and micro-cracks
up to €2,0002 of 7
Diesel particulate filter clogs from short trips and may develop hairline cracks over time · more· less
Like all modern diesels, the 1.5 EcoBlue requires regular sustained driving at motorway speeds to complete DPF regeneration. Owners who primarily drive short urban distances report frequent DPF warning lights and forced regeneration cycles. If the filter becomes fully blocked, professional cleaning costs €300-500, while a full DPF replacement costs €1,500-2,000. Additionally, Ford issued a major recall in late 2024 for DPF micro-cracks that can cause exhaust gas leaks and MOT/TUV failures. Campaign 24E06 covers affected Focus 1.5 EcoBlue vehicles produced through 19 January 2023, not only cars up to 2020. Ford recalibrates the DPF regeneration software and replaces cracked filters free of charge. The 10-year/160,000 km figure is the age and mileage limit of the campaign coverage itself, not a fresh warranty that starts when a replacement filter is fitted. Verify the recall status of any car you inspect.
EGR valve clogging
up to €8003 of 7
Exhaust gas recirculation valve builds up carbon deposits, especially on short-trip cars · more· less
The EGR valve recirculates exhaust gases back into the intake to reduce NOx emissions. On the 1.5 EcoBlue, carbon deposits accumulate inside the valve over time, particularly with frequent short trips that do not allow the engine to reach and maintain full operating temperature. Symptoms include rough idling, reduced power, increased fuel consumption, and the engine management light illuminating. EGR cleaning costs €150-250 if caught early. If the valve is beyond cleaning and needs full replacement, costs are €400-800 including labour. Periodic extra-urban driving at moderate engine load helps keep the EGR valve clean.
Turbocharger failure
up to €2,5004 of 7
Turbo bearings fail from oil starvation, particularly if oil changes are overdue · more· less
Premature turbocharger failure has been reported on the 1.5 EcoBlue, though it is less common on post-2019 models thanks to software recalibrations and improved sensors. The root cause is typically oil starvation from delayed oil changes, use of incorrect oil specification, or sludge blocking the turbo oil feed lines. Symptoms include loss of power, excessive black smoke under acceleration, whining noises from the engine bay, and the engine management light. A replacement turbo unit (Garrett) costs approximately €700-900 for the part, with labour adding €500-800 due to the 4-5 hours required. Using only oil to Ford's WSS-M2C952-A1 specification and adhering strictly to the 20,000 km or 12-month service interval is the best prevention.
AdBlue system sensor/injector failure (cars with SCR)
up to €1,2005 of 7
AdBlue level sensor, quality sensor, or injector fails, triggering warnings and potential speed limitation · more· less
Not every car here has this system: the early 120 hp 1.5 EcoBlue was sold without urea injection, while later Ford documentation lists a 10.4-litre AdBlue tank, so check whether the car in front of you is SCR-equipped before applying any of this. On the cars that have it, the SCR (Selective Catalytic Reduction) system uses AdBlue to reduce diesel NOx emissions. The AdBlue quality sensor, level sensor, and injector/vaporiser can all fail independently. Crystallisation of AdBlue fluid around the injector nozzle is a common issue, particularly in cold climates. A faulty sensor triggers a dashboard warning and, if ignored, the car may limit speed to 120 km/h and eventually refuse to restart. Sensor replacement costs €250-500. If the AdBlue injector or the entire SCR unit needs replacement, costs rise to €800-1,200. Using genuine AdBlue fluid (ISO 22241 certified) and topping up regularly rather than letting it run completely dry helps prevent crystallisation.
Automatic transmission exhibits low-speed jerking and delayed downshifts, usually fixable with software update · more· less
Some Mk4 Focus models with the 8-speed torque converter automatic experience hesitation, low-speed jerking, or delayed gear engagement, particularly when cold. This is generally a calibration issue rather than a mechanical failure. Ford has released multiple TCM (Transmission Control Module) software updates that improve shift quality significantly. If the software update does not resolve the issue, a transmission oil change (even though Ford rates it as lifetime fill) at approximately €200-300 can help. In rare cases, the valve body within the gearbox may need replacement at around €500. The 6-speed manual gearbox is unaffected by this issue.
SYNC 3 infotainment failures
up to €9007 of 7
Touchscreen goes black, freezes, or becomes unresponsive · more· less
The SYNC 3 system in pre-facelift Mk4 Focus models (2018-2022) can experience blank screens, freezing, slow response, and overheating. Common hardware causes include a faulty APIM (Accessory Protocol Interface Module) or the LVDS cable connecting to the display. A soft reset (hold Seek Up and Audio Power for 5 seconds) often provides temporary relief. Ford firmware updates may resolve software issues. If the APIM needs replacing, costs are €600-900. The LVDS cable is a cheaper fix at €100-200. The facelift model (2022+) switched to SYNC 4, which has fewer hardware failures but its own software teething problems.
Reliable for a modern diesel when driven regularly on longer journeys
The Focus Mk4 1.5 EcoBlue is a solid motorway companion but demands appropriate use to stay trouble-free. The DV5 engine's cam chain is the main mechanical concern, and which chain a given car has needs checking rather than assuming from its build year, while the DPF, EGR and, on SCR-equipped cars, the AdBlue system require regular sustained driving to function properly. Short-trip urban use significantly increases the likelihood of emissions system problems. With verified cam chain status, complete service history, and confirmed DPF recall completion, this is a dependable and economical choice for high-mileage drivers.
Service history
Complete Ford dealer or specialist records essential. Verify oil changes every 12 months or 20,000 km with oil to Ford's WSS-M2C952-A1 specification; SAE 0W-20 ACEA C5 is the documented top-up alternative.
Tires
Check tread depth, age (date codes on sidewall), and uneven wear patterns indicating alignment or suspension issues.
Cold start
Start engine completely cold. Listen for metallic rattling from the top of the engine in the first 30 seconds, which indicates cam chain wear.
Test drive
Minimum 30 minutes including motorway driving. Check for warning lights, excessive black smoke, and gear engagement quality.
Specific for this vehicle
Listen for cam chain rattle on cold start
A metallic rattling noise from the top of the engine during the first 10-30 seconds of a cold start indicates the DV5 cam chain is stretching. This is the single most important check.
Check DPF recall status (campaign 24E06)
Ford issued a recall for DPF micro-cracks covering affected diesel production through 19 January 2023. Contact Ford with the VIN to verify completion.
Check for DPF and emissions warning lights
Ask the seller how often regeneration warnings appear. Use FORScan to read the DPF soot load percentage if possible. High soot load indicates short-trip use.
+ 4 more checksShow less
Verify AdBlue system operation (SCR-equipped cars)
First establish whether the car has AdBlue at all, since the early 120 hp version does not. If it does, check that the level display works correctly and ask about consumption frequency. One top-up every 5,000-10,000 km is normal.
Test automatic gearbox thoroughly (if equipped)
Drive for at least 15 minutes including low-speed manoeuvring. Feel for jerky shifts, hesitation, or delayed gear engagement. Ask if TCM software has been updated.
Inspect for engine bay wiring loom chafing (early cars)
Two campaigns cover this: 19S50 for builds from 21 March 2018 to 7 March 2019 and R/2020/175 for builds from 31 July 2019 to 4 March 2020. Verify completion with Ford.
Check coolant level and condition
Low coolant or discoloured appearance may indicate head gasket or water pump issues. Level should be between min and max marks.
Recalls and Technical Service Bulletins
DPF micro-cracks and regeneration software (campaign 24E06, diesel production through 19 January 2023, issued late 2024)Critical - verify completed
Engine bay wiring loom chafing on transmission bolt — campaign 19S50 covers 21 March 2018 to 7 March 2019 production, campaign R/2020/175 covers 31 July 2019 to 4 March 2020Verify completed
Rear door child lock could disengage while driving (EU campaign 18U23, builds 16 April to 2 August 2018)Critical - verify completed
Brake pedal hinge bolt inadequately secured (December 2018)Verify completed
Seat belt anchor mounting (November 2019)Verify completed
eCall emergency system malfunction (May 2021)Verify completed
Contact Ford with the VIN to verify all recalls have been completed. The DPF micro-crack recall (campaign 24E06) is particularly important for diesel models, as cracked filters can cause MOT/TUV failures and are replaced free of charge. Its 10-year/160,000 km figure is the limit of the campaign's own coverage rather than a new warranty on the replacement filter.
Warranty Status
Factory warranty (2 years)Expired on most used Mk4 models
Rust perforation warranty (12 years)May still be active on 2018+ cars
DPF campaign coverage limit10 years / 160,000 km, the age and mileage limit of campaign 24E06
Ford's standard EU warranty is 2 years with no km limit. All Focus Mk4 models from 2018-2022 are outside their original warranty. The 12-year rust perforation warranty may still apply. The 10-year/160,000 km figure attached to the 2024 DPF campaign is the age and mileage limit of that campaign's coverage, not a separate warranty on a replacement filter.
Sources: Research draws on model-specific owner forums and owner communities, recall information from official authorities, German automotive press, and multiple workshop cost references cross-checked against each other.
This report is for informational purposes only and does not constitute professional advice. Estimates may be inaccurate. Always have a qualified specialist inspect the vehicle before purchase. We accept no liability for decisions made based on this information.
