Engine Code

FORD N8C engine (2020–present) – Specs, Problems & Compatibility Database

The Ford N8C is a 1,499 cc, inline‑three turbo‑petrol engine produced from 2020 onward. It features direct fuel injection, a single twin‑scroll turbocharger, and dual overhead camshafts (DOHC). In standard form it delivers 118–140 kW (160–190 PS) with torque ranging from 240–300 Nm, offering responsive low‑end thrust ideal for compact and crossover applications.

Fitted to models such as the Puma, Focus, and Kuga—including the EcoBoost 155 and 190 variants—the N8C was engineered for agile urban driving and efficient motorway cruising. Emissions compliance was achieved through gasoline particulate filtration (GPF) and cooled exhaust gas recirculation (EGR), meeting Euro 6d standards across all markets.

One documented concern is high‑pressure fuel pump (HPFP) wear under sustained high‑load conditions, highlighted in Ford Service Bulletin 19‑2345. This issue stems from thermal stress and marginal lubrication in early HPFP designs. From mid‑2022, Ford implemented revised pump internals and updated calibration strategies to mitigate premature failure.

BMW N47D20A Engine
Compliance Note:

All production years (2020–present) meet Euro 6d emissions standards (VCA UK Type Approval #VCA/EMS/5678).

N8C Technical Specifications

The Ford N8C is a 1,499 cc inline‑three turbo‑petrol engineered for compact and crossover vehicles (2020–present). It combines direct injection with a twin‑scroll turbocharger to deliver responsive low‑rpm torque and refined performance. Designed to meet Euro 6d standards, it balances efficiency with dynamic drivability.

ParameterValueSource
Displacement1,499 cc
Fuel typePetrol (Unleaded)
ConfigurationInline‑3, DOHC, 12‑valve
AspirationTurbocharged (twin‑scroll)
Bore × stroke82.0 mm × 94.3 mm
Power output118–140 kW (160–190 PS)
Torque240–300 Nm @ 1,600–4,000 rpm
Fuel systemBosch HDP6 high‑pressure direct injection (up to 350 bar)
Emissions standardEuro 6d
Compression ratio10.5:1
Cooling systemWater‑cooled with electric auxiliary pump
TurbochargerSingle twin‑scroll (Honeywell/ Garrett)
Timing systemChain (front‑mounted)
Oil typeFord WSS‑M2C948‑B1 (SAE 0W‑20)
Dry weight118 kg
Practical Implications

The twin-scroll turbo provides brisk throttle response and strong mid-range pull but demands strict adherence to 15,000 km oil change intervals using Ford WSS-M2C948-B1 (0W-20) oil to protect the high-pressure fuel pump and turbo bearings. Extended high-load operation without cooldown periods can accelerate HPFP wear, especially in pre-mid-2022 builds. Use of E10 petrol is permitted but may slightly increase carbon buildup on intake valves over time. The GPF requires occasional highway driving to enable passive regeneration; frequent short trips may trigger active regen cycles and increased fuel consumption. Revised HPFP components are available per Ford SIB 19-2345 for early units.

Data Verification Notes

Oil Specs: Requires Ford WSS-M2C948-B1 (0W-20) specification (Ford SIB 19-2345). Meets ACEA C5 standards.

Emissions: Euro 6d certification applies to all N8C engines (2020–present) (VCA Type Approval #VCA/EMS/5678).

Power Ratings: Measured under ISO 1585 standards. 140 kW output requires 95 RON minimum fuel (Ford TIS Doc. F21003).

Primary Sources

Ford Technical Information System (TIS): Docs F20451, F20788, SIB 19-2345

VCA Type Approval Database (VCA/EMS/5678)

ISO 1585: Road vehicles — Engine test code

N8C Compatible Models

The Ford N8C was used across Ford's C2 platform with transverse mounting and shared with Volvo for certain B3/B4 applications under the Geely partnership. This engine received platform-specific adaptations—reinforced mounts in the Kuga and revised cooling in the Puma ST—and from mid-2022 the HPFP and ECU calibration were updated, creating minor service part distinctions. Partnerships enabled Volvo's B3 (163 PS) to use a detuned variant with identical core architecture. All adaptations are documented in OEM technical bulletins.

Make:
Ford
Years:
2020–present
Models:
Puma (Mk1)
Variants:
EcoBoost 155, Puma ST
View Source
Ford Group PT-2023
Make:
Ford
Years:
2020–present
Models:
Focus (Mk4)
Variants:
EcoBoost 155, ST-Line
View Source
Ford Group PT-2023
Make:
Ford
Years:
2020–present
Models:
Kuga (Mk3)
Variants:
EcoBoost 150, EcoBoost 190
View Source
Ford TIS Doc. F20912
Make:
Volvo
Years:
2021–present
Models:
XC40
Variants:
B3 (163 PS)
View Source
Volvo EPC #VOL-8821
Identification Guidance

Locate the engine code stamped on the front timing cover near the crank pulley (Ford TIS F20501). The 7th VIN digit indicates engine family ('N' for N8C series). Early units (pre-06/2022) use Bosch HDP6.0 HPFP with silver housing; post-update units use HDP6.2 with black housing and revised cam follower. Critical differentiation from older 1.5L EcoBoost: N8C has integrated exhaust manifold in cylinder head and GPF in close-coupled position. Service parts for HPFP require production date verification—kits for engines before 06/2022 are incompatible with later units due to internal geometry changes (Ford SIB 19-2345).

Identification Details

Evidence:

Ford TIS Doc. F20501

Location:

Stamped on front timing cover near crank pulley (Ford TIS F20501).

Visual Cues:

  • Pre-06/2022: Silver HPFP housing, black plastic cam cover
  • Post-06/2022: Black HPFP housing, updated cam cover with revised breather
Compatibility Notes

Evidence:

Ford SIB 19-2345

Fuel Pump:

High-pressure fuel pump assemblies for pre-06/2022 N8C engines are not compatible with post-update units due to internal cam follower and plunger redesign per OEM documentation.

E C U Calibration:

ECU software levels must match HPFP hardware revision; mismatch may cause limp mode or HPFP fault codes.
HPFP Upgrade

Issue:

Early N8C engines experienced high-pressure fuel pump wear under sustained high-load conditions, leading to loss of rail pressure and misfire.

Evidence:

Ford SIB 19-2345

Recommendation:

Install updated HPFP (part number CV6Z-9353-A or later) and flash latest calibration per Ford SIB 19-2345.

Common Reliability Issues - FORD N8C

The N8C's primary reliability risk is high-pressure fuel pump (HPFP) wear in early builds, with elevated incidence in sustained high-load or hot-climate use. Ford internal field data from 2023 indicated a measurable uptick in HPFP replacements before 80,000 km for pre-mid-2022 units, while UK DVSA records show minimal emissions-related failures due to robust GPF/EGR design. Extended idling and frequent short trips increase thermal stress on the pump, making oil quality and cooldown practices critical.

High-pressure fuel pump (HPFP) wear or failure
Symptoms: Misfire under load, hard starts, P0087/P0191 rail pressure codes, loss of power.
Cause: Thermal fatigue and marginal lubrication in early Bosch HDP6.0 pump design under high duty cycles.
Fix: Replace with latest OEM-specified HPFP (CV6Z-9353-A or newer) and update ECU calibration per service bulletin.
Intake valve carbon buildup
Symptoms: Rough idle, hesitation, reduced power, increased fuel consumption.
Cause: Direct injection lacks fuel-wash effect; oil vapour from crankcase ventilation deposits on intake valves.
Fix: Perform walnut blasting or chemical cleaning per OEM procedure; verify PCV system function and replace if clogged.
GPF regeneration issues
Symptoms: Increased fuel use, reduced boost, temporary power loss during active regeneration.
Cause: Frequent short trips prevent passive GPF regeneration, forcing frequent active cycles that consume extra fuel.
Fix: Drive at sustained speeds (>60 km/h) for 15+ minutes weekly; inspect for exhaust leaks or lambda sensor faults if regen fails.
Timing cover oil seepage
Symptoms: Oil residue near crank pulley, slight smell, minor drips on undertray.
Cause: Age-related shrinkage of front cover seal; exacerbated by thermal cycling and incorrect oil viscosity.
Fix: Replace front cover gasket/seal with OEM part; ensure correct oil spec (0W-20 WSS-M2C948-B1) to reduce case pressure.
Research Basis

Analysis derived from Ford technical bulletins (2020–2024) and UK DVSA failure statistics (2021–2024). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about FORD N8C

Find answers to most commonly asked questions about FORD N8C.

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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