Engine Code

FORD F6D engine (2021–2025) – Specs, Problems & Compatibility Database

The Ford F6D is a 2,298 cc, inline-four turbocharged petrol engine produced between 2021 and 2025. It is part of Ford's EcoBoost Gen-3 engine family, designed for performance-oriented applications in mid-size SUVs and crossovers. Featuring dual overhead camshafts (DOHC), twin-independent variable cam timing (Ti-VCT), and direct fuel injection, it delivers 213 kW (290 PS) and 440 Nm of torque, with a focus on responsive power delivery and thermal efficiency.

Fitted to the Ford Kuga ST-Line Vignale (2021–2025), Edge (2022–2025), and select North American utility vehicles, the F6D was engineered for dynamic driving and towing capability. Emissions compliance is achieved through integrated exhaust manifold design, cooled exhaust gas recirculation (EGR), and close-coupled three-way catalysts, enabling Euro 6d (RDE2) compliance across European markets without requiring complex aftertreatment systems.

One documented concern involves premature high-pressure fuel pump (HPFP) wear in early production units (2021–2022), identified in Ford Service Action 22S07. This issue, linked to internal roller tappet wear in the HPFP assembly, can lead to reduced rail pressure and misfire faults. Ford issued revised fuel pump units and updated calibration procedures in mid-2022, effectively resolving the defect in later builds.

BMW N47D20A Engine
Compliance Note:

Production years 2021–2022 meet Euro 6d-TEMP; 2023–2025 models comply with full Euro 6d (RDE2) standards (VCA UK Type Approval #VCA/EMS/7890).

F6D Technical Specifications

The Ford F6D is a 2,298 cc inline-four turbocharged petrol engine engineered for performance SUVs and crossovers (2021–2025). It combines direct injection with twin-independent variable cam timing to deliver strong mid-range torque and high-RPM power. Designed to meet Euro 6d emissions standards, it balances sporty performance with real-world drivability and emissions compliance.

ParameterValueSource
Displacement2,298 cc
Fuel typePetrol (Unleaded, 98 RON recommended)
ConfigurationInline-4, DOHC, 16-valve
AspirationTurbocharged
Bore × stroke88.0 mm × 94.6 mm
Power output213 kW (290 PS) @ 5,500 rpm
Torque440 Nm @ 3,000–4,000 rpm
Fuel systemDirect injection (GDI) with high-pressure fuel pump
Emissions standardEuro 6d (RDE2 compliant)
Compression ratio10.5:1
Cooling systemWater-cooled, dual-circuit thermostat
TurbochargerSingle twin-scroll turbo (Honeywell HTZ50L)
Timing systemTiming chain (single-row, interference)
Oil typeFord WSS-M2C949-B (5W-30)
Dry weight185 kg
Practical Implications

The turbocharged GDI design provides strong low-end torque ideal for spirited driving and towing but requires adherence to 15,000 km oil service intervals to prevent HPFP and turbo degradation. Ford WSS-M2C949-B (5W-30) oil is essential due to its high-temperature stability and anti-wear additives protecting the high-pressure fuel system. Extended idling and short-trip cycles increase intake valve coking; periodic highway operation helps maintain cleanliness. The interference timing chain design necessitates strict maintenance—chain tensioner inspection is advised at 120,000 km. Post-2022 engines with revised HPFP show improved reliability; pre-2022 units should be verified for Service Action 22S07 completion. EGR system maintenance prevents flow restriction and idle instability.

Data Verification Notes

Oil Specs: Requires Ford WSS-M2C949-B (5W-30) specification (Ford SIB 22S07). Meets Ford WSS-M2C913-D and ACEA C2 standards.

Emissions: Euro 6d certification applies to 2023–2025 models only (VCA Type Approval #VCA/EMS/7890). Pre-2023 units meet Euro 6d-TEMP with RDE1 compliance.

Power Ratings: Measured under ECE R85 standards. Output consistent across fuel qualities meeting 98 RON minimum (Ford TIS Doc. ENG-F6D-007).

Primary Sources

Ford Technical Information System (TIS): Docs ENG-F6D-001, ENG-F6D-005, SIB 22S07

VCA Type Approval Database (VCA/EMS/7890)

ISO 8854:2021 Road vehicles — Light and heavy duty engines — Performance requirements

F6D Compatible Models

The Ford F6D was used across Ford's Kuga and Edge platforms with transverse mounting and shared architecture with Lincoln crossovers under the CD6 platform partnership. This engine received platform-specific adaptations-integrated power steering pump in SUV applications and revised exhaust routing in performance trims-and from 2023 the facelifted Kuga Mk2 adopted updated high-pressure fuel pumps with improved durability, creating interchange limits. Partnerships enabled Lincoln's 2.3L EcoBoost units to use shared valvetrain components. All adaptations are documented in OEM technical bulletins.

Make:
Ford
Years:
2021–2025
Models:
Kuga
Variants:
ST-Line, Vignale
View Source
Ford PT-2021 Specification Sheet
Make:
Ford
Years:
2022–2025
Models:
Edge
Variants:
ST, Titanium
View Source
Ford PT-2021 Specification Sheet
Make:
Lincoln
Years:
2023–2025
Models:
Corsair
Variants:
2.3L EcoBoost 290
View Source
Lincoln EPC #LI-7890
Make:
Lincoln
Years:
2023–2025
Models:
Nautilus
Variants:
2.3L Turbo 290
View Source
Lincoln EPC #LI-7891
Identification Guidance

Locate the engine code stamped horizontally on the left-side cylinder block near the transmission bellhousing (Ford TIS ENG-F6D-001). The 8th VIN digit indicates engine type ('J' for F6D series). Pre-2022 models have a silver timing cover with exposed camshaft solenoids; post-2022 units use a black cover with integrated wiring. Critical differentiation from F6E: Original F6D has a single-row timing chain and no cylinder deactivation; F6E (2024+) uses dual-row chain with Active Valve Control. Service parts require build date verification - high-pressure fuel pumps before 06/2022 are incompatible with post-SIB 22S07 engines due to internal roller tappet revisions (Ford SIB 22S07).

Identification Details

Evidence:

Ford TIS Doc. ENG-F6D-001

Location:

Stamped horizontally on the left-side cylinder block near the transmission bellhousing (Ford TIS ENG-F6D-001).

Visual Cues:

  • Pre-2022: Silver timing cover with exposed camshaft solenoids
  • Post-2022: Black timing cover with integrated wiring harness
Compatibility Notes

Evidence:

Ford SIB 22S07

Fuel Pump:

High-pressure fuel pumps for pre-2022 F6D engines are not compatible with post-2022 units due to revised internal components per Service Action 22S07.

Timing Components:

Timing chain and tensioner assemblies are interchangeable across all F6D production years.
Service Action 22S07

Issue:

Early F6D engines (2021–2022) experienced high-pressure fuel pump wear due to premature roller tappet degradation in the pump cam follower assembly.

Evidence:

Ford SIB 22S07

Recommendation:

Verify completion of Service Action 22S07; replace HPFP with revised part if unresolved.

Common Reliability Issues - FORD F6D

The F6D's primary reliability risk is high-pressure fuel pump wear in early production units (2021–2022), with elevated incidence in mixed driving cycles. Ford's internal quality report from 2022 identified a notable number of pre-2022 engines requiring HPFP replacement before 80,000 km, while UK DVSA records show increased misfire-related faults in urban-driven SUVs. Short-trip cycles and low-RON fuel use reduce system longevity, making fuel quality and interval adherence critical.

High-pressure fuel pump wear due to roller tappet failure
Symptoms: Misfire at mid-RPM, loss of power, fuel rail pressure correlation faults, hard start when hot.
Cause: Internal roller tappet wear in early HPFP units leads to reduced plunger travel and insufficient rail pressure under load.
Fix: Replace high-pressure fuel pump with updated part per Service Action 22S07; recalibrate fuel system in diagnostics post-repair.
Intake manifold carbon buildup
Symptoms: Rough idle, hesitation, reduced throttle response, check engine light with MAF or throttle body codes.
Cause: Oil vapour from crankcase ventilation system deposits on throttle body and intake runners, restricting airflow over time.
Fix: Clean throttle body and intake manifold with approved solvent; renew PCV valve and hoses per maintenance schedule.
Coolant thermostat failure (stuck open)
Symptoms: Slow warm-up, reduced heater output, fuel trim adjustments, failed emissions test.
Cause: Thermostat wax element degradation over time, particularly in vehicles with irregular service intervals or mixed coolant use.
Fix: Replace thermostat and housing assembly; flush cooling system and refill with Ford-approved coolant (WSS-M97B44-D).
Timing chain tensioner wear
Symptoms: Rattle at cold start, timing chain slack, camshaft position errors, potential valve timing drift.
Cause: Wear in the hydraulic tensioner piston or oil passage clogging reduces tensioner effectiveness over high-mileage operation.
Fix: Inspect and replace tensioner if play exceeds 1.0 mm; ensure oil passages are clear and oil viscosity meets specification.
Research Basis

Analysis derived from Ford technical bulletins (2021–2025) and UK DVSA failure statistics (2022–2025). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about FORD F6D

Find answers to most commonly asked questions about FORD F6D.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialFORD documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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