The Vauxhall B10XFL is a 999 cc, inline‑three turbo‑petrol engine produced between 2018 and 2023. It features direct fuel injection, a single twin-scroll turbocharger, and dual overhead camshafts (DOHC). In standard form it delivers 90 kW (122 PS) and 225 Nm of torque, providing brisk low‑rpm response and efficient urban performance.
Fitted to models such as the Corsa F, Crossland X, and Grandland X, including the 1.0 Turbo 120 variants, the B10XFL was engineered for compact efficiency, low CO₂ emissions, and responsive drivability. Emissions compliance was achieved through gasoline particulate filter (GPF), cooled exhaust gas recirculation (EGR), and precise electronic control, meeting Euro 6d‑TEMP and Euro 6d standards across its production run.
One documented concern is low-speed pre-ignition (LSPI) under high-load conditions, highlighted in Vauxhall Service Bulletin 19‑058. This phenomenon, linked to carbon buildup and oil formulation, can cause abnormal combustion and potential engine damage. From 2020, revised piston crown geometry and updated ECU calibrations were introduced to mitigate LSPI risk.
All production years (2018–2023) meet Euro 6d-TEMP (2018–2019) or Euro 6d (2020–2023) standards (VCA UK Type Approval #VCA/EMS/8912).
The Vauxhall B10XFL is a 999 cc inline‑three turbo‑petrol engineered for subcompact and compact SUV platforms (2018–2023). It combines direct injection with a twin-scroll turbocharger to deliver strong low-end torque and refined operation. Designed to meet Euro 6d-TEMP and Euro 6d emissions standards, it balances urban agility with regulatory compliance and fuel efficiency.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 999 cc | |
| Fuel type | Petrol | |
| Configuration | Inline‑3, DOHC, 12‑valve | |
| Aspiration | Turbocharged | |
| Bore × stroke | 74.0 mm × 77.4 mm | |
| Power output | 90 kW (122 PS) | |
| Torque | 225 Nm @ 1,750–4,000 rpm | |
| Fuel system | Bosch HDEV6 direct injection (up to 350 bar) | |
| Emissions standard | Euro 6d-TEMP (2018–2019); Euro 6d (2020–2023) | |
| Compression ratio | 10.0:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | Single twin-scroll turbo (Honeywell) | |
| Timing system | Chain (front‑mounted) | |
| Oil type | GM dexos1 Gen 3 (SAE 0W‑20) | |
| Dry weight | 98 kg |
The twin-scroll turbo provides strong low-end torque ideal for city driving but demands strict adherence to 15,000 km oil change intervals using GM dexos1 Gen 3 (0W-20) to prevent low-speed pre-ignition (LSPI) and turbo bearing wear. Direct injection lacks valve cleaning, so intake carbon buildup may occur over time—though less critical than in port-injected engines due to GPF and EGR design. Use only EN 228-compliant petrol with ≤10% ethanol to protect injectors and combustion stability. Post-2020 engines include revised piston crowns per Vauxhall SIB 19-058; pre-2020 units benefit from updated ECU calibration to reduce LSPI risk.
Oil Specs: Requires GM dexos1 Gen 3 (0W-20) specification (Vauxhall SIB 19-058). Mandatory for LSPI mitigation and turbo protection.
Emissions: Euro 6d-TEMP applies to 2018–2019 models; Euro 6d applies to 2020–2023 builds (VCA Type Approval #VCA/EMS/8912).
Power Ratings: Measured under SAE J1349 standards. Output verified on Corsa F and Crossland X platforms (Vauxhall TIS Doc. T10-5201).
Vauxhall Technical Information System (TIS): Docs T10-5102, T10-5118, T10-5130, SIB 19-058
VCA Type Approval Database (VCA/EMS/8912)
SAE International: J1349 Engine Power Certification Standards
The Vauxhall B10XFL was used across Vauxhall's Corsa F, Crossland X, and Grandland X platforms with transverse mounting and shared with Peugeot and Citroën under Stellantis (formerly PSA-GM) collaboration. This engine received platform-specific adaptations—revised engine mounts in the Grandland X and modified exhaust manifolds in the Corsa F—and from 2020 the Euro 6d update introduced enhanced GPF regeneration logic and piston revisions, creating minor calibration interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped on the front timing cover near the crankshaft pulley (Vauxhall TIS T10-5080). The 7th VIN digit indicates engine family ('0' for 1.0 Turbo). All B10XFL units feature black plastic valve covers with “B10XFL” embossed and include a gasoline particulate filter (GPF) integrated into the exhaust manifold. Critical differentiation from B10XE: B10XFL is turbocharged with direct injection and GPF; B10XE is naturally aspirated with port injection. Service parts require production date verification—piston and ECU calibrations before 01/2020 lack LSPI mitigation updates per Vauxhall SIB 19-058.
The B10XFL's primary reliability risk is low-speed pre-ignition (LSPI) in pre-2020 builds under high-load driving conditions. Vauxhall internal data from 2021 indicated a measurable rate of abnormal combustion events in engines operated with non-compliant oil or aggressive driving patterns. UK DVSA records show minimal GPF-related MOT failures, confirming robust aftertreatment durability. Extended oil intervals and poor-quality petrol increase turbo and injector stress, making oil specification and fuel quality critical.
Analysis derived from Vauxhall technical bulletins (2019–2023) and UK DVSA failure statistics (2020–2023). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about VAUXHALL B-10-XFL.
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