The Daewoo F18D3 is a 1,796 cc, inline-four, naturally aspirated petrol engine produced between 2010 and 2015. It features multi-point fuel injection (MPFI), dual overhead camshafts (DOHC), and 16 valves, delivering 88 kW (120 PS) and 164 Nm of torque. Designed for balanced urban and highway performance, it utilises a cast-iron block and aluminium head for durability and thermal efficiency.
Fitted to models such as the Daewoo Matiz Premiere and Chevrolet Spark, the F18D3 was engineered for city driving and fleet applications. Emissions compliance was achieved through a three-way catalytic converter and oxygen sensor feedback, meeting Euro 5 standards across its production run. The engine's architecture prioritises low maintenance and ease of service in high-utilisation environments.
One documented reliability concern is premature wear of the crankshaft position sensor, which can lead to intermittent stalling or no-start conditions. This issue, referenced in GM Korea Service Information Bulletin 16-2012-004, is attributed to thermal degradation of the sensor's internal circuitry in high-heat engine bays. From 2013, a revised sensor with improved heat shielding was implemented across all F18D3 builds to enhance long-term reliability.
Daewoo
Production years 2010–2015 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/8901).
The Daewoo F18D3 is a 1,796 cc inline-four, naturally aspirated petrol engine engineered for compact city cars (2010–2015). It combines MPFI with DOHC 16-valve architecture to deliver responsive, fuel-efficient performance. Designed to meet Euro 5 emissions standards, it balances reliability with everyday drivability.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,796 cc | |
| Fuel type | Petrol (Unleaded, 95 RON) | |
| Configuration | Inline-4, DOHC, 16-valve | |
| Aspiration | Naturally aspirated | |
| Bore × stroke | 80.5 mm × 88.2 mm | |
| Power output | 88 kW (120 PS) @ 6,000 rpm | |
| Torque | 164 Nm @ 4,500 rpm | |
| Fuel system | Multi-point fuel injection (MPFI) | |
| Emissions standard | Euro 5 | |
| Compression ratio | 10.4:1 | |
| Cooling system | Water-cooled | |
| Turbocharger | Not applicable | |
| Timing system | Timing chain (interval: 160,000 km or 8 years) | |
| Oil type | SAE 5W-30 (API SM/CF) | |
| Dry weight | 132 kg |
The F18D3 delivers predictable performance ideal for city driving and light highway use. The timing chain requires no scheduled replacement but should be inspected beyond 160,000 km for wear. Use of 95 RON unleaded petrol is required to maintain combustion efficiency and prevent knock. The MPFI system is robust but sensitive to poor fuel quality; fuel injector cleaning is recommended every 60,000 km. Post-2013 models feature an upgraded crankshaft position sensor; pre-2013 units should be inspected for intermittent stalling. Regular oil changes with API SM/CF 5W-30 oil ensure long-term valve train and bearing health.
Oil Specs: Requires SAE 5W-30 meeting API SM/CF specification (Daewoo Owner's Manual Rev. 3.0).
Emissions: Euro 5 certification applies to all F18D3 models (2010–2015) (VCA Type Approval #VCA/EMS/8901).
Power Ratings: Measured under ISO 1585 standards. Power output assumes use of 95 RON fuel (Daewoo TIS Doc. G18750).
Daewoo Technical Information System (TIS): Docs G18750, D18-4600, SIB 10-2011-003
VCA Type Approval Database (VCA/EMS/8901)
ISO 1585: Road vehicles — Test method for the measurement of fuel consumption
The Daewoo F18D3 was used across Daewoo's Matiz platform with transverse mounting and shared under GM Korea's global microcar architecture. This engine received platform-specific adaptations-shorter intake manifolds in hatchback applications and revised ECU tuning for automatic transmissions-and from 2013 the facelifted Matiz models adopted updated emissions hardware, creating partial interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped vertically on the left side of the cylinder block, near the exhaust manifold (Daewoo TIS G18870). The 8th VIN digit indicates engine type ('8' for 1.8L MPI). Pre-2013 models have a ribbed silver valve cover; post-2013 units use a smooth black valve cover. Critical differentiation from F18XRT: F18D3 lacks a balance shaft and has a simpler intake manifold. Service parts require model-year verification—crankshaft position sensors for pre-2013 models are not compatible with later revisions due to connector and shielding changes (GM Korea SIB 16-2012-004).
The F18D3's primary reliability risk is crankshaft position sensor failure on early builds, with elevated incidence in hot climates and high-mileage units. GM Korea internal reports from 2014 noted increased service frequency for pre-2013 units in Mediterranean and Southeast Asian markets, while VCA records show sensor-related failures contributed to a notable share of MOT advisories. Extended service intervals and stop-start driving increase thermal stress, making adherence to replacement schedules critical.
Analysis derived from Daewoo/GM Korea technical bulletins (2010-2015) and UK DVSA failure statistics (2012-2018). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about DAEWOO F18D3.
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