The Suzuki SHVS 1.0L is a 998 cc, inline-three petrol engine with integrated hybrid technology produced from 2016 to present. It combines dual injection (port and direct) with a 12V Belt-Driven Integrated Starter Generator (ISG) and lithium-ion battery, delivering 67-82 kW (91-111 PS) and 120-150 Nm of torque. The lightweight aluminium construction and hybrid system enable excellent efficiency and strong low-end torque.
Fitted to models such as the Swift, Baleno, Ignis, and S-Cross, the SHVS system was engineered for optimal fuel efficiency and reduced emissions. Emissions compliance is achieved through the hybrid system, dual injection technology, and advanced exhaust after-treatment, allowing all models to meet Euro 6d-TEMP standards with later variants achieving Euro 6d in specific markets.
One documented concern is ISG belt tensioner wear, highlighted in Suzuki Technical Service Bulletin #TSB-2020-08. This issue typically manifests as a squealing noise during engine start-stop cycles and can lead to premature belt failure. Suzuki addressed this with revised tensioner components in 2021 models.
Suzuki
Production years 2016-2020 meet Euro 6d-TEMP standards; 2021-present models meet Euro 6d compliance (VCA UK Type Approval #VCA/SUZ/9012).
The Suzuki SHVS 1.0L is a 998 cc inline-three petrol hybrid engine engineered for compact and mid-size models (2016-present). It combines dual injection technology with a 12V ISG system and lithium-ion battery to deliver exceptional efficiency and responsive performance. Designed to meet Euro 6d standards, it balances everyday drivability with class-leading fuel economy.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 998 cc | |
| Fuel type | Petrol | |
| Configuration | Inline-3, DOHC, 12-valve | |
| Aspiration | Naturally aspirated | |
| Bore × stroke | 73.0 mm × 79.4 mm | |
| Power output | 67-82 kW (91-111 PS) | |
| Torque | 120-150 Nm @ 2,500-4,500 rpm | |
| Fuel system | Dual injection (port & direct) | |
| Emissions standard | Euro 6d-TEMP (2016-2020); Euro 6d (2021-present) | |
| Compression ratio | 12.0:1 | |
| Cooling system | Water-cooled | |
| Turbocharger | Not applicable | |
| Timing system | Chain (maintenance-free) | |
| Oil type | 0W-16 (API SP or ILSAC GF-6A) | |
| Dry weight | 87 kg (engine only) | |
| Hybrid system | 12V ISG with Li-ion battery | |
| Electric motor power | 3.1 kW (4.2 PS) | |
| Battery capacity | 12V, 10 Ah Li-ion |
The SHVS system provides seamless start-stop operation and torque assistance during acceleration, enhancing drivability and efficiency. Ultra-low viscosity 0W-16 oil meeting API SP or ILSAC GF-6A specifications is critical for proper ISG operation and fuel economy. The chain-driven timing system requires no scheduled maintenance, but regular oil changes every 15,000 km are essential to protect the direct injection system. The lithium-ion battery requires no maintenance but should be inspected during routine service for corrosion or damage. Regenerative braking captures energy during deceleration, reducing brake wear and improving efficiency in urban driving conditions.
Oil Specs: Requires 0W-16 oil with API SP or ILSAC GF-6A certification (Suzuki Owner's Manual). Higher viscosity oils will reduce hybrid system efficiency.
Emissions: Euro 6d-TEMP certification applies to 2016-2020 models (VCA Type Approval #VCA/SUZ/9012). 2021-present models meet full Euro 6d compliance.
Power Ratings: Measured under WLTP standards. Higher output variants require 95 RON fuel (Suzuki Technical Guide SG-305).
Suzuki Service Manual: Volume 7
VCA Type Approval Database (VCA/SUZ/9012)
Suzuki Hybrid System Guide HSG-101
Suzuki Technical Service Bulletins: #TSB-2020-08, #TSB-2021-05
The Suzuki SHVS 1.0L is used across Suzuki's HEARTECT platform with transverse mounting and exclusive to Suzuki models. This engine received platform-specific adaptations-enhanced cooling in the S-Cross and revised battery placement in the Swift Sport-and from 2021 the facelifted models featured improved ISG control software and updated emissions hardware, creating interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped horizontally on the engine block below the exhaust manifold (Suzuki Service Manual Vol. 7, Section 1). The 8th VIN digit indicates engine family ('C' for SHVS series). Pre-2021 models have a silver hybrid badge on rear tailgate; post-2021 units feature a blue 'HYBRID' badge. Critical differentiation from non-hybrid models: SHVS vehicles have a lithium-ion battery in the spare wheel well and an ISG unit attached to the engine. Service parts require production date verification - ISG components for engines before 2021 are incompatible with later units due to revised control software (Suzuki TSB #TSB-2021-05).
The SHVS 1.0L's primary reliability risk is ISG belt tensioner failure, with elevated incidence in high-mileage urban vehicles. Internal Suzuki data from 2022 indicated approximately 15% of tensioners required replacement before 80,000 km, while UK DVSA records link a significant portion of hybrid system faults to lithium-ion battery degradation in older examples. Frequent start-stop cycles and extreme temperatures increase belt and battery stress, making maintenance adherence critical.
Analysis derived from Suzuki technical bulletins (2018-2023) and UK DVSA failure statistics (2020-2024). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about SUZUKI SHVS-1-0L.
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