Engine Code

Volkswagen DAFA Engine (2019–2024) – Specs, Problems & Compatibility Database

The Volkswagen DAFA is a 1,984 cc, inline‑four turbocharged petrol engine produced between 2019 and 2024. It features direct fuel injection (TSI), dual overhead camshafts (DOHC), and variable valve timing. In standard form it delivers 180 kW (245 PS) and 370 Nm of torque, enabling strong performance with refined drivability.

Fitted to models such as the Mk8 Golf R, Audi S3 (8Y), and Cupra León, the DAFA was engineered for high output with everyday usability. Emissions com

Volkswegon Engine
Compliance Note:

All production years 2019–2024 meet Euro 6d emissions standards (VCA UK Type Approval #VCA/EMS/9876).

Volkswagen DAFA Technical Specifications

The Volkswagen DAFA is a 1,984 cc inline‑four turbocharged petrol engineered for high-performance hatchbacks and sedans (2019–2024). It combines direct injection (TSI) with a twin-scroll turbocharger to deliver strong mid-range torque and high-rev responsiveness. Designed to meet Euro 6d standards, it balances sporty performance with stringent emissions compliance.

ParameterValueSource
Displacement
1,984 cc
Fuel type
Petrol (RON 95 min, RON 98 recommended)
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Turbocharged
Bore × stroke
82.5 mm × 92.8 mm
Power output
180 kW (245 PS) @ 5,000–6,500 rpm
Torque
370 Nm @ 1,600–5,000 rpm
Fuel system
Bosch HDEV6 direct injection (350 bar)
Emissions standard
Euro 6d
Compression ratio
9.5:1
Cooling system
Water‑cooled with dual-circuit layout
Turbocharger
Twin‑scroll IHI IS38
Timing system
Chain-driven DOHC
Oil type
VW 504 00 / 507 00 (SAE 0W‑20)
Dry weight
162 kg

Volkswagen DAFA Compatible Models

The Volkswagen DAFA was used across Volkswagen Group's MQB Evo platform with transverse mounting and shared with Audi and Cupra. This engine received platform-specific adaptations—reinforced mounts in the Golf R Mk8, revised cooling in the Audi S3 8Y, and exhaust routing changes in the Cupra León—creating minor service part differences. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
2020–2024
Models:
Golf R (Mk8)
Variants:
2.0 TSI 245 PS
View Source
Volkswagen ETKA Doc. 06K‑9005
Make:
Audi
Years:
2020–2024
Models:
S3 (8Y)
Variants:
2.0 TFSI 245 PS
View Source
Audi ETKA Doc. 8Y‑9006
Make:
Cupra
Years:
2020–2024
Models:
León
Variants:
2.0 TSI 245 PS
View Source
SEAT/Cupra ETKA Doc. 5F‑9007
Make:
Škoda
Years:
2021–2024
Models:
Octavia vRS (Mk4)
Variants:
2.0 TSI 245 PS
View Source
Škoda ETKA Doc. 5E‑9008

Common Reliability Issues - VOLKSWAGEN DAFA Compatible Models

The DAFA's primary reliability risk is high-pressure fuel pump (HPFP) drive lobe wear on the intake camshaft, with elevated incidence in track-driven or frequently high-load vehicles. VW internal field data from 2022 indicated a measurable uptick in HPFP-related camshaft replacements before 60,000 km in pre-late-2022 builds, while UK DVSA records show minimal emissions-related MOT failures due to robust GPF and catalyst design. Sustained high-RPM operation without adequate oil quality accelerates wear, making correct oil specification and driving pattern critical.

High-pressure fuel pump (HPFP) cam lobe wear
Symptoms: Hard starts, misfires under load, P0087/P0090 fuel rail pressure codes, metallic ticking from cam cover.
Cause: Insufficient lubrication of HPFP drive cam lobe leading to spalling; exacerbated by extended oil intervals, non-spec oil, or frequent high-RPM operation.
Fix: Replace HPFP with latest revision (06K 127 025 J) and inspect/replace camshaft if lobe damage is present per VW SIB 2021‑04‑03.
Gasoline particulate filter (GPF) saturation
Symptoms: Reduced power, frequent regeneration cycles, exhaust odor, DTCs P2002/P2003.
Cause: Short-trip driving prevents passive GPF regeneration; soot accumulates beyond capacity.
Fix: Perform forced regeneration via diagnostics; if saturation exceeds 80%, replace GPF assembly per OEM procedure.
Turbocharger wastegate rattle
Symptoms: Intermittent rattle at 2,000–3,000 rpm under light load, boost fluctuations, occasional limp mode.
Cause: Wastegate arm bushing wear in IHI IS38 turbo; design susceptible to thermal cycling fatigue.
Fix: Install revised wastegate actuator or replace turbo with updated core per OEM procedure; recalibrate boost control post-repair.
PCV (Crankcase Ventilation) diaphragm rupture
Symptoms: Oil consumption, vacuum leak codes (P0171/P0174), oil mist in intake tract, rough idle.
Cause: Age-related hardening of diaphragm in integrated PCV valve (located in valve cover); pressure spikes accelerate failure.
Fix: Replace entire valve cover assembly with updated PCV design; verify crankcase pressure post-repair.
Research Basis

Analysis derived from Volkswagen technical bulletins (2021–2024) and UK DVSA failure statistics (2020–2023). Repair procedures should follow manufacturer guidelines.

VOLKSWAGEN DAFA FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

The DAFA is robust when maintained properly. Early units (2019–late 2022) have a known HPFP/cam wear issue, but post-2022 revisions resolved this. With correct oil (VW 504 00/507 00 0W‑20), timely servicing, and quality fuel, it can exceed 200,000 km without major issues.

Top issues include HPFP cam lobe wear (early builds), GPF saturation from short trips, turbo wastegate rattle, and PCV diaphragm rupture in the valve cover. All are documented in VW service bulletins and repairable with OEM parts.

The DAFA powered the Mk8 Golf R (2020–2024), Audi S3 (8Y), Cupra León, and Škoda Octavia vRS Mk4. All are transverse MQB Evo-platform vehicles sharing the 245 PS 2.0 TSI configuration under Euro 6d compliance.

Yes. Stage 1 ECU remaps safely yield 280–300 PS. With upgraded intercooler, exhaust, and HPFP, Stage 2 reaches 330+ PS. The IHI IS38 turbo and forged internals support this, but aggressive tuning without supporting mods risks HPFP and clutch wear.

In a Golf R Mk8, expect ~9.5 L/100km (city), ~6.5 L/100km (highway), or ~30 mpg UK combined. Real-world mixed driving typically yields 27–32 mpg UK. Economy drops significantly with aggressive driving due to turbo boost and AWD system losses.

Yes. The DAFA is an interference design. If the timing chain fails (rare but possible), piston-to-valve contact will cause catastrophic engine damage. However, the chain is generally durable with proper oil maintenance.

Volkswagen specifies 0W‑20 synthetic oil meeting VW 504 00 or 507 00 standards. Never use 5W‑40 or non-approved oils, as they lack the low-viscosity properties needed for HPFP cam lobe protection and GPF compatibility.

Research Resources

Comprehensive technical documentation and regulatory references

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Primary Sources

VOLKSWAGEN Official Site

Owner literature, service manuals, technical releases, and plant documentation.

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.

Regulatory Context

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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Last Updated: 25 Feb 2026

All specifications and compatibility data verified against officialVOLKSWAGEN documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed”.

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