The Vauxhall B14 XE is a 1,399 cc, inline‑three turbocharged petrol engine produced between 2018 and 2023. It features a double overhead camshaft (DOHC), 12‑valve configuration with direct fuel injection and variable valve timing, delivering 103 kW (140 PS) and 240 Nm of torque. The all‑aluminium construction reduces weight while maintaining rigidity, and the integrated exhaust manifold enables rapid catalyst light‑off for urban emissions compliance.
Fitted to mo…
Production years 2018–2023 meet Euro 6d-TEMP standards .
The Vauxhall B14 XE is a 1,399 cc inline‑three turbocharged petrol engine engineered for subcompact hatchbacks and crossovers (2018–2023). It combines direct injection with variable valve timing and a low-inertia turbocharger to deliver brisk urban acceleration and smooth highway performance. Designed to meet Euro 6d-TEMP emissions standards, it integrates a gasoline particulate filter with lightweight architecture.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,399 cc | |
Fuel type | Petrol (Unleaded) | |
Configuration | Inline‑3, DOHC, 12‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 74.0 mm × 81.3 mm | |
Power output | 103 kW (140 PS) @ 4,900 rpm | |
Torque | 240 Nm @ 1,850 rpm | |
Fuel system | Bosch HDP5 high‑pressure direct injection (up to 200 bar) | |
Emissions standard | Euro 6d‑TEMP | |
Compression ratio | 10.0:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Low-inertia fixed geometry turbo (Honeywell) | |
Timing system | Chain‑driven camshafts | |
Oil type | Refer to vehicle handbook / manufacturer specification | |
Dry weight | 92 kg |
The Vauxhall B14 XE was used across Vauxhall's Corsa F and Crossland platforms with transverse mounting and shared PSA/Stellantis architecture. This engine received platform-specific adaptations—revised engine mounts in the Crossland for NVH control and modified air intake routing in the Corsa F—and from 2021 the WLTP-compliant updates included minor ECU calibrations for RDE compliance, creating minor interchange limits. All adaptations are documented in OEM technical bulletins.
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Field reports and technical service bulletins highlight component wear patterns under high-load operation. Adherence to manufacturer service intervals and approved fluid specifications is critical for long-term reliability.
Analysis derived from manufacturer technical service bulletins and industry workshop records. Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The B14 XE is compact and responsive but sensitive to driving style and oil quality. Early models (2018–2019) are more prone to HPFP drive wear under aggressive use, while post-2020 units with updated components are more resilient. Regular oil changes with ACEA C2/C3 0W‑20 and moderate driving greatly improve longevity.
High-pressure fuel pump wear, GPF regeneration issues, timing chain guide wear, and intake valve carbon buildup. These are documented in Vauxhall TSB‑19‑28 and observed in high-performance urban use. Most issues stem from operational factors rather than inherent design flaws.
Exclusively the Corsa F (2019–2023) and Crossland (2018–2023) in 1.4 Turbo 140 PS trim. All are Euro 6d-TEMP-compliant and share PSA/Stellantis architecture. No cross-brand applications outside Stellantis group are documented for this petrol variant.
Aftermarket ECU tuning is common on the B-14-XE platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.
Typical consumption is ~6.2 L/100km (city) and ~4.5 L/100km (highway), or about 46 mpg UK combined in a Corsa 1.4 Turbo. Real-world figures range 42–50 mpg (UK) depending on driving style, GPF status, and route type.
Yes. The B14 XE is an interference engine. If the timing chain fails or jumps, pistons will contact open valves, causing severe internal damage. However, the chain system is generally durable with correct oil maintenance.
Vauxhall specifies 0W‑20 oil meeting ACEA C2 or C3 standards. Non-low-SAPS or higher-viscosity oils are not compatible. Change every 15,000 km or annually to protect the HPFP and timing components.
Comprehensive technical documentation and regulatory references
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Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
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.
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