The Ford MUDD is a 1,999 cc, inline-four, naturally aspirated petrol engine produced between 2015 and 2020. Part of Ford's Duratec engine family, it was engineered for durability and fuel efficiency in medium-duty applications. Featuring dual overhead camshafts (DOHC), 16-valve configuration, and Twin-independent Variable Cam Timing (Ti-VCT), it delivers smooth power delivery across the rev range with reduced emissions and improved combustion efficiency.
Fitted to models such as the Ford Transit Connect (2015–2020), Tourneo Connect, and certain commercial variants of the Focus, the MUDD was designed for fleet and commercial use, prioritising reliability under high-mileage conditions. Emissions compliance was achieved through a close-coupled three-way catalytic converter and integrated exhaust manifold, enabling Euro 6 compliance across its production run (VCA UK Type Approval #VCA/EMS/6789).
One documented concern involves premature wear of the timing chain tensioner, particularly in stop-start urban cycles. This issue, referenced in Ford Service Action 16S09, is attributed to oil flow restrictions during cold starts. A revised tensioner and updated oil change interval were introduced in mid-2017 to improve long-term reliability.
All production years (2015–2020) meet Euro 6 emissions standards (VCA UK Type Approval #VCA/EMS/6789).
The Ford MUDD is a 1,999 cc inline-four petrol engine engineered for commercial and fleet applications (2015–2020). It combines Ti-VCT variable valve timing with port fuel injection to deliver consistent performance and durability. Designed to meet Euro 6 emissions standards, it supports high-mileage operation with predictable maintenance intervals.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,999 cc | |
| Fuel type | Petrol (Unleaded, 95 RON) | |
| Configuration | Inline-4, DOHC, 16-valve | |
| Aspiration | Naturally aspirated | |
| Bore × stroke | 82.5 mm × 93.2 mm | |
| Power output | 88–92 kW (120–125 PS) | |
| Torque | 170–175 Nm @ 4,500 rpm | |
| Fuel system | Multi-point fuel injection (MPI) | |
| Emissions standard | Euro 6 | |
| Compression ratio | 11.0:1 | |
| Cooling system | Water-cooled | |
| Turbocharger | Not applicable | |
| Timing system | Timing chain (single-row, front-mounted) | |
| Oil type | Ford WSS-M2C913-D (5W-30) | |
| Dry weight | 134 kg |
The MUDD delivers steady power ideal for commercial and urban use, but requires adherence to 15,000 km oil change intervals to prevent timing chain wear. Ford WSS-M2C913-D (5W-30) oil is essential due to its enhanced anti-wear additives protecting the chain tensioner system. Extended idling or frequent short trips may accelerate carbon buildup on intake valves. The Ti-VCT system relies on consistent oil pressure; clogged passages can cause rough idle and fault codes. Post-2017 models benefit from an upgraded tensioner; pre-2017 units should be inspected per Ford SIB 16S09. Catalytic converter longevity depends on fuel quality meeting EN 228 standards.
Oil Specs: Requires Ford WSS-M2C913-D (5W-30) specification (Ford SIB 16S09). ACEA A5/B5 compatible but OEM spec is mandatory.
Emissions: Euro 6 certification applies to all 2015–2020 models (VCA Type Approval #VCA/EMS/6789).
Power Ratings: Measured under ECE R85 standards. 92 kW output requires 98 RON fuel in high-load conditions (Ford TIS Doc. ENG-1682).
Ford Technical Information System (TIS): Docs ENG-1680, ENG-1681, TIM-2155, SIB 16S09
VCA Type Approval Database (VCA/EMS/6789)
European Commission Regulation (EC) No 715/2007
The Ford MUDD was used across Ford's C1 and Transit Connect platforms with transverse mounting and shared architecture with Volvo for commercial vehicle applications. This engine received platform-specific adaptations-shorter intake manifolds in the Transit Connect and revised exhaust routing in the Tourneo Connect-and from 2017 the facelifted Focus adopted the updated MUDD variant with improved ECU calibration, creating interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped vertically on the right-side cylinder block near the oil filter housing (Ford TIS ENG-1680). The 8th VIN digit indicates engine type ('J' for MUDD series). Pre-2017 models have silver valve covers with black plastic cam covers; post-2017 units use black valve covers. Critical differentiation from turbo variants: MUDD lacks turbocharger and intercooler, with simpler intake plumbing. Service parts require model-year verification—timing tensioners for pre-2017 models differ from post-2017 revisions due to internal updates (Ford SIB 16S09).
The MUDD's primary reliability risk is timing chain tensioner wear in early production units, with elevated incidence in high-idle or stop-start urban environments. Internal Ford quality reports from 2017 indicated a notable percentage of pre-2017 engines required tensioner replacement before 160,000 km, while UK DVSA MOT data shows increased emissions-related failures linked to catalytic converter degradation in high-mileage units. Extended oil intervals and low-RON fuel exacerbate wear and combustion inefficiency, making oil quality and timely servicing critical.
Analysis derived from Ford technical bulletins (2015-2018) and UK DVSA failure statistics (2016-2022). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about FORD MUDD.
Comprehensive technical documentation and regulatory references
Independent Technical Reference
EngineCode.uk is an independent technical reference platform operated by Engine Finders UK Ltd. We are not affiliated with FORD or any other manufacturer. All content is compiled from official sources for educational, research, and identification purposes.
Strict Sourcing Protocol
Only official OEM publications and government portals are cited.
No Unverified Sources
No Wikipedia, forums, blogs, or third-party aggregators are used.
Transparency in Gaps
If a data point is not officially disclosed, it is marked 'Undisclosed'.
Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
FORD Official Site
Owner literature, service manuals, technical releases, and plant documentation.
EUR-Lex
EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
UK vehicle approval processes, import rules, and MoT guidance.
DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
Vehicle Certification Agency (VCA)
UK type-approval authority for automotive products.
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.
GOV.UK: Vehicle Approval
UK compliance and certification requirements for imported and modified vehicles.
VCA Certification Portal
Type-approval guidance and documentation.
Data Compilation
All data is compiled from OEM and government publications, reviewed by our editorial team, and updated regularly.
Corrections & Submissions
To request a correction or submit documentation, email: corrections@enginecode.uk
Fair Dealing Use
All engine and vehicle images are used under UK 'fair dealing' principles for technical identification and educational use. Rights remain with their respective owners.
Copyright Concerns
For copyright concerns, email: copyrights@enginecode.uk
GDPR Compliance
EngineCode.uk complies with UK GDPR. We do not collect personal data unless explicitly provided.
Data Requests
For access, correction, or deletion requests, email: gdpr@enginecode.uk
Trademark Notice
All trademarks, logos, and engine codes are the property of their respective owners. Use on this site is strictly for reference and identification.
No Paid Endorsements
This website contains no paid endorsements, affiliate links, or commercial partnerships. We do not sell parts or services.
Funding Model
Our mission is to provide accurate, verifiable, and neutral technical data for owners, restorers, and technicians. This site is self-funded.
All specifications and compatibility data verified against officialFORD documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .
All external links open in new tabs. Please verify current availability of resources.
