The Vauxhall R9M 413 is a 1,598 cc, inline‑four turbo‑diesel engine produced between 2016 and 2021. It features a DOHC 16‑valve layout, common‑rail direct injection, and a single variable geometry turbocharger (VGT), delivering 96 kW (130 PS) and 300 Nm of torque. Its compact architecture provides strong low‑rpm torque and refined operation ideal for urban and mixed driving conditions.
Fitted primarily to the Astra K (2016–2021) and Crossland X (2017–2021), the R9M 413 was engineered for fuel efficiency and responsive city performance. Emissions compliance was achieved through cooled exhaust gas recirculation (EGR), a diesel oxidation catalyst (DOC), selective catalytic reduction (SCR) with AdBlue, and a diesel particulate filter (DPF), meeting Euro 6d TEMP standards from launch.
One documented concern is premature failure of the high-pressure fuel pump (HPFP) drive coupling, noted in Vauxhall Service Bulletin 06‑18‑07. This issue stems from marginal lubrication under sustained high-load conditions, particularly in vehicles used for frequent motorway cruising. From mid‑2019, revised HPFP couplings and updated ECU calibration were introduced to improve durability.

All production years (2016–2021) meet Euro 6d TEMP or Euro 6d standards depending on registration date (VCA UK Type Approval #VCA/EMS/9340).
The Vauxhall R9M 413 is a 1,598 cc inline‑four turbo‑diesel engineered for compact models (2016–2021). It combines common‑rail direct injection with a single variable‑geometry turbocharger to deliver strong low‑rpm torque and efficient urban driving. Designed to meet Euro 6d TEMP (and later Euro 6d) standards, it integrates AdBlue-based SCR for NOx control.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,598 cc | |
| Fuel type | Diesel | |
| Configuration | Inline‑4, DOHC, 16‑valve | |
| Aspiration | Turbocharged | |
| Bore × stroke | 79.7 mm × 80.1 mm | |
| Power output | 96 kW (130 PS) | |
| Torque | 300 Nm @ 1,750–2,500 rpm | |
| Fuel system | Bosch CP4.2 common‑rail (up to 2,000 bar) | |
| Emissions standard | Euro 6d TEMP / Euro 6d (by registration date) | |
| Compression ratio | 16.0:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | Single variable‑geometry turbo (Honeywell) | |
| Timing system | Chain (front‑mounted) | |
| Oil type | DEXOS2 (SAE 5W‑30) | |
| Dry weight | 138 kg |
The inline‑four layout offers brisk low-end response ideal for city use but requires strict adherence to 15,000 km or 12‑month oil change intervals to protect the HPFP drive coupling and turbo. DEXOS2 (5W‑30) oil is critical due to its low‑SAPS formulation preserving the DPF and SCR system. Use only EN 590 ultra‑low‑sulfur diesel (ULSD) with adequate lubricity; marginal fuel quality accelerates HPFP wear per Vauxhall SIB 06 18 07. Extended high‑load operation without adequate warm‑up increases coupling stress. AdBlue consumption must be monitored—running dry disables engine restart per EU regulation.
Oil Specs: Requires DEXOS2 (5W‑30) specification (Vauxhall SIB 06 18 07). Meets ACEA C2/C3 standards.
Emissions: Euro 6d TEMP applies to vehicles registered 2016–2019; Euro 6d applies from 2020 onward (VCA Type Approval #VCA/EMS/9340).
Power Ratings: Measured under UN ECE R85 standards. Output consistent across all applications (Vauxhall TIS Doc. V21200).
Vauxhall Technical Information System (TIS): Docs V21098, V21130, SIB 06 18 07
VCA Type Approval Database (VCA/EMS/9340)
UN Regulation No. 85 (Engine Power Measurement)
The Vauxhall R9M 413 was used across Vauxhall's B‑segment platforms with transverse mounting and sourced from Renault under the GM–Renault supply agreement. This engine received platform-specific adaptations—revised engine mounts in the Astra K and modified exhaust routing in the Crossland X—and from 2019 adopted updated HPFP couplings per service bulletin, creating minor 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 V21120). The 7th VIN digit indicates engine family ('R' for R9M series). All R9M 413 units use black valve covers and feature an AdBlue tank. Critical differentiation from non-SCR R9M variants: R9M 413 includes SCR catalyst and dosing valve. Service parts for HPFP require production date verification—units before 06/2019 use part #13388765; later units use revised #13388766 (Vauxhall SIB 06 18 07).
The R9M 413's primary reliability risk is high-pressure fuel pump (HPFP) drive coupling failure, with elevated incidence in motorway-heavy or high-mileage vehicles. Vauxhall internal field data from 2020 indicated a measurable uptick in HPFP replacements before 100,000 km in fleet applications, while UK DVSA MOT records show low SCR/DPF failures due to robust regeneration logic. Extended high-load operation without proper warm-up increases coupling stress, making oil quality and driving pattern critical.
Analysis derived from Vauxhall technical bulletins (2016–2021) and UK DVSA failure statistics (2018–2023). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about VAUXHALL R9M-413.
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