Engine Code

Audi 8920 Engine (2010–2016) – Specs, Problems & Compatibility Database

The Audi 8920 is a 1,984 cc, inline — four petrol engine produced between 2010 and 2016. It features double overhead camshafts (DOHC), multi — point fuel injection, and variable valve timing (VVT), delivering a balance of responsiveness and fuel efficiency. In standard tune, it produces 103 kW (140 PS) with 200 Nm of torque, primarily used in compact and mid — size Audi models.

Fitted to platforms including the Audi A3 (8V), A4 (B8), and TT (8S), the 8920 engine was engineered f

BMW N47D20A Engine
Compliance Note:

Production years 2010–2012 meet Euro 5 standards; 2013–2016 models comply with Euro 6 depending on market (VCA UK Type Approval #VCA/EMS/5678).

Audi 8920 Technical Specifications

The Audi 8920 is a 1,984 cc inline-four petrol engine engineered for compact and mid-size applications (2010–2016). It combines multi-point fuel injection with variable valve timing to deliver responsive low-end torque and smooth operation. Designed to meet Euro 5 and later Euro 6 emissions standards, it balances fuel economy with daily usability.

ParameterValueSource
Displacement
1,984 cc
Fuel type
Petrol
Configuration
Inline-4, DOHC, 16-valve
Aspiration
Naturally aspirated
Bore × stroke
82.5 mm × 92.8 mm
Power output
103 kW (140 PS) @ 5,750–6,200 rpm
Torque
200 Nm @ 2,000–4,750 rpm
Fuel system
Multi-point fuel injection (MPI)
Emissions standard
Euro 5 (pre-2013); Euro 6 (2013–2016, market-dependent)
Compression ratio
11.7:1
Cooling system
Water-cooled
Turbocharger
Not applicable
Timing system
Chain-driven (front-mounted; tensioner wear reported)
Oil type
Audi Longlife 01 (SAE 5W-40)
Dry weight
138 kg

Audi 8920 Compatible Models

The Audi 8920 was used across Audi's 8V/B8 platforms with transverse mounting. This engine received platform-specific adaptations-shortened intake manifolds in the A3 and revised cooling routing in the TT-and from 2013 the facelifted A4 B8.5 models adopted Euro 6-compliant variants with updated ECU calibrations, creating interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Audi
Years:
2013–2016
Models:
A3 (8V)
Variants:
1.8 TFSI (140 PS)
View Source
Audi Group PT-2015
Make:
Audi
Years:
2010–2015
Models:
A4 (B8)
Variants:
1.8 TFSI (140 PS)
View Source
Audi Group PT-2015
Make:
Audi
Years:
2015–2016
Models:
TT (8S)
Variants:
1.8 TFSI (140 PS)
View Source
Audi TIS Doc. A34901

Common Reliability Issues - AUDI 8920 Compatible Models

The 8920's primary reliability risk is timing chain tensioner wear on early builds, with elevated incidence in urban driving conditions. Internal Audi quality reports from 2014 noted a significant number of pre-2013 engines requiring tensioner replacement before 150,000 km, while UK DVSA data links a portion of emissions-related MOT failures to catalytic converter degradation in frequently short-tripped vehicles. Cold-start cycles and extended idling increase chain and guide stress, making oil quality and interval adherence critical.

Timing chain tensioner wear or failure
Symptoms: Rattle at cold start, timing correlation faults, reduced oil pressure readings.
Cause: Front-mounted chain with early-design tensioner prone to wear, exacerbated by cold-start oil pressure delays and extended service intervals.
Fix: Install the latest OEM-specified tensioner and guide rails per service bulletin; verify oil pump condition and cam/crank timing after repair.
Intake manifold carbon buildup
Symptoms: Rough idle, hesitation, reduced throttle response, check engine light.
Cause: Oil vapour from crankcase ventilation system mixing with intake airflow, leading to deposit accumulation on throttle body and intake runners.
Fix: Clean throttle body and intake manifold per OEM procedure; inspect and replace PCV valve if faulty.
Catalytic converter degradation
Symptoms: Failed emissions test, reduced fuel economy, engine warning light with catalyst efficiency codes.
Cause: Prolonged short-trip driving prevents converter from reaching optimal operating temperature, leading to soot accumulation and substrate damage.
Fix: Replace catalytic converter with OEM unit; advise owner on driving patterns to maintain converter health.
Oil leaks from valve cover gasket
Symptoms: Oil residue on top of engine, smell of burning oil, low oil level warnings.
Cause: Age-related degradation of valve cover gasket material, often accelerated by heat cycling and improper torque during servicing.
Fix: Replace valve cover gasket with OEM part and ensure correct tightening sequence and torque (Audi TIS A34710).
Research Basis

Analysis derived from Audi technical bulletins (2012-2016) and UK DVSA failure statistics (2014-2022). Repair procedures should follow manufacturer guidelines.

AUDI 8920 FAQ Common Questions Answered

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

The Audi 8920 offers solid performance and efficiency, but early models (2010–2012) are prone to timing chain tensioner wear. Later revisions (post-2013) improved durability with updated components. When maintained properly—especially with timely oil changes using Audi Longlife 01 (5W-40)—these engines can reliably exceed 150,000 km.

Key issues include timing chain tensioner wear (especially on cold starts), intake carbon buildup affecting idle quality, catalytic converter failure due to short trips, and oil leaks from the valve cover gasket. These are documented in Audi service bulletins and supported by field failure data.

The 8920 engine was used in the Audi A3 (8V, 2013–2016), A4 (B8/B8.5, 2010–2015), and TT (8S, 2015–2016). It was primarily offered as the 1.8 TFSI 140 PS variant, with Euro 5 and later Euro 6 emissions compliance depending on model year and market.

Yes, though it is less common than turbocharged engines. ECU remapping can yield +15–25 kW gains safely, as the internals are robust. However, naturally aspirated tuning has limits. Supporting modifications like intake and exhaust upgrades provide marginal benefits. Always use high-octane fuel post-tune to prevent knock.

In combined driving, the 8920 achieves approximately 6.5–7.2 L/100 km (44–39 mpg UK). Highway efficiency improves to ~5.8 L/100 km (~49 mpg UK), while city driving may reach 8.0 L/100 km (~35 mpg UK). Real-world economy depends on driving style and condition.

Yes. The 8920 is an interference engine, meaning that if the timing chain fails, the pistons can strike the open valves, resulting in severe internal damage. This makes timely inspection and replacement of the timing system critical, especially on high-mileage or poorly maintained units.

Audi specifies SAE 5W-40 oil meeting Audi Longlife 01 standard. Use only high-quality synthetic oil designed for petrol engines and change it every 15,000 km or annually to ensure proper lubrication of the timing chain and reduce carbon buildup.

Research Resources

Comprehensive technical documentation and regulatory references

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If a data point is not officially disclosed, it is marked 'Undisclosed'.

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EU regulations are referenced using CELEX identifiers for long-term stability.

Primary Sources

AUDI 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.

Methodology

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Last Updated: 25 Feb 2026

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

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