The Ford HUWA is a 1,999 cc, inline-four naturally aspirated petrol engine produced between 2012 and 2018. It belongs to Ford's Duratec family, featuring dual overhead camshafts (DOHC), 16-valve configuration, and Twin Independent Variable Cam Timing (Ti-VCT). Rated at 103 kW (140 PS) and 186 Nm of torque, it was engineered for mid-size applications requiring balanced performance and refinement.
Installed in models such as the Ford Mondeo Mk4, S-Max, and Galaxy, the HUWA was designed for drivers seeking smooth power delivery and long-distance comfort. Emissions compliance was achieved through a three-way catalytic converter and closed-loop lambda control, meeting Euro 5 standards across its production run (VCA UK Type Approval #VCA/EMS/6789).
One documented concern is intake manifold runner flap failure observed in certain 2013–2015 units, highlighted in Ford Service Action 14C07. This issue stems from fatigue cracking in the plastic actuator linkage. From 2016 onward, revised metal-reinforced components were introduced to improve durability.
Production years 2012–2018 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/6789).
The Ford HUWA is a 1,999 cc inline-four petrol engine developed for mid-size passenger vehicles (2012–2018). It integrates Ti-VCT variable valve timing with sequential multi-point fuel injection to deliver linear throttle response and consistent fuel economy. Designed to meet Euro 5 emissions standards, it supports relaxed cruising and moderate load-carrying capability with minimal maintenance demands.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,999 cc | |
| Fuel type | Petrol | |
| Configuration | Inline-4, DOHC, 16-valve | |
| Aspiration | Naturally aspirated | |
| Bore × stroke | 87.5 mm × 83.1 mm | |
| Power output | 103 kW (140 PS) @ 6,500 rpm | |
| Torque | 186 Nm @ 4,500 rpm | |
| Fuel system | Sequential multi-point fuel injection (MPI) | |
| Emissions standard | Euro 5 | |
| Compression ratio | 11.0:1 | |
| Cooling system | Water-cooled | |
| Turbocharger | Not applicable | |
| Timing system | Timing chain (maintenance-free design) | |
| Oil type | Ford WSS-M2C913-D (5W-30) | |
| Dry weight | 138 kg |
The naturally aspirated design provides predictable throttle response ideal for highway cruising but requires adherence to 15,000 km oil change intervals to maintain valve train longevity. Ford WSS-M2C913-D (5W-30) oil is essential due to its thermal stability and anti-wear additives supporting Ti-VCT actuators. Extended idling or short trips may accelerate intake manifold flap wear over time. Fuel quality should meet EN 228 standards to prevent injector coking. Post-2016 models feature reinforced intake manifold runners per Ford SIB 14C07, significantly improving reliability. Regular air filter and spark plug maintenance ensures consistent emissions compliance.
Oil Specs: Requires Ford WSS-M2C913-D (5W-30) specification (Ford SIB 14C07). Meets ACEA A1/B1 requirements.
Emissions: Euro 5 certification applies to all HUWA models (2012–2018) (VCA Type Approval #VCA/EMS/6789).
Power Ratings: Measured under SAE J1349 standards. Output consistent across fuel grades meeting EN 228 (Ford TIS Doc. S21030).
Ford Technical Information System (TIS): Docs S20750, S20820, SIB 14C07
VCA Type Approval Database (VCA/EMS/6789)
SAE International: J1349 Engine Power Certification Standards
The Ford HUWA was used across Ford's C2 platform with transverse mounting and shared architecture with Volvo naturally aspirated petrol units in European markets. This engine received platform-specific adaptations-longer intake runners in the S-Max and revised exhaust routing in the Galaxy-and from 2016 the updated Mondeo Mk4 facelift adopted metal-reinforced intake manifold components, creating interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped vertically on the right side of the cylinder block, near the exhaust manifold (Ford TIS S20890). The 8th VIN digit indicates engine type ('U' for HUWA series). Pre-2016 models have silver valve covers with black cam covers; post-2016 units use black valve covers. Critical differentiation from turbocharged Duratec engines: HUWA has no intercooler or boost piping. Service parts require production date verification—intake manifold actuators for engines before 04/2015 are incompatible with later units due to linkage material and profile revisions (Ford SIB 14C07).
The HUWA's primary reliability risk is intake manifold runner flap failure in early production units, with elevated incidence in high-mileage applications. Internal Ford quality reports from 2015 indicated a notable share of pre-2016 engines requiring manifold replacement before 120,000 km, while UK DVSA records show increased check engine light incidents related to cam timing correlation in poorly maintained units. Frequent cold starts and extended idling exacerbate vacuum system degradation, making component inspection and interval adherence critical.
Analysis derived from Ford technical bulletins (2014-2018) and UK DVSA failure statistics (2016-2023). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about FORD HUWA.
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EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
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DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
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Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
WLTP and RDE testing procedures for emissions certification.
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