Audi CNCE Engine (2016–2021) – Specs, Problems & Compatibility Database

The Audi CNCE is a 1,968 cc, inline — four turbo — diesel engine produced between 2016 and 2021. It belongs to the Volkswagen Group's EA288 evo engine family, designed for enhanced emissions control and long — term durability over earlier EA288 variants. Featuring common rail direct injection, variable geometry turbocharging (VGT), and dual overhead camshafts (DOHC), it delivers 110 kW (150 PS) and 360 Nm of torque, offering strong low — end response and real — world effici…

Audi CNCE Engine
Compliance Note:

All production years (2016–2021) meet Euro 6d-TEMP emissions standards .

Audi CNCE Technical Specifications

The Audi CNCE is a 1,968 cc inline-four turbo-diesel engineered for compact and mid-size platforms (2016–2021). It integrates common-rail direct injection with a variable geometry turbocharger to deliver responsive torque and efficient fuel consumption. Designed to meet Euro 6d-TEMP emissions standards, it balances performance with regulatory compliance through advanced aftertreatment systems.

ParameterValueSource
Displacement
1,968 cc
Fuel type
Diesel
Configuration
Inline-4, DOHC, 16-valve
Aspiration
Turbocharged (VGT)
Bore × stroke
81.0 mm × 95.5 mm
Power output
110 kW (150 PS) @ 3,500–4,000 rpm
Torque
360 Nm @ 1,750–3,000 rpm
Fuel system
Bosch CP3.4 common-rail (up to 2,000 bar)
Emissions standard
Euro 6d-TEMP
Compression ratio
16.5:1
Cooling system
Water-cooled
Turbocharger
Single variable-geometry turbo (Garrett GT1544V)
Timing system
Timing belt (service interval: 180,000 km or 10 years)
Oil type
Refer to vehicle handbook / manufacturer specification
Dry weight
149 kg

Audi CNCE Compatible Models

The Audi CNCE was used across Audi's 8V/B9 platforms with transverse mounting and shared within the Volkswagen Group for longitudinal and transverse applications. This engine received platform-specific adaptations—reinforced engine mounts in the Q3 and revised intake manifolds in the A3—and from 2018 the facelifted B9 A4 adopted updated HPFP and ECU calibration, creating interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Audi
Years:
2016–2021
Models:
A3 (8V)
Variants:
2.0 TDI 150 PS
View Source
Audi Group PT-2017
Make:
Audi
Years:
2016–2021
Models:
A4 (B9)
Variants:
2.0 TDI 150 PS
View Source
Audi Group PT-2017
Make:
Audi
Years:
2016–2018
Models:
Q3 (8U)
Variants:
2.0 TDI 150 PS
View Source
Audi Group PT-2017
Make:
Audi
Years:
2017–2021
Models:
TT (FV)
Variants:
2.0 TDI 150 PS
View Source
Audi Group PT-2017
Make:
Škoda
Years:
2017–2021
Models:
Kodiaq
Variants:
2.0 TDI 150 PS
View Source
Škoda ETK #S-8904

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Common Reliability Issues - AUDI CNCE Compatible Models

Field reports and technical service bulletins highlight component wear patterns under high-load operation. Adherence to manufacturer service intervals and approved fluid specifications is critical for long-term reliability.

High-pressure fuel pump (HPFP) failure
Symptoms: Hard starting, misfires under load, loss of power, fuel pressure fault codes, 'limp mode'.
Cause: Mechanical wear in pump internals due to high-pressure operation and inadequate lubrication under low-sulfur fuel conditions.
Fix: Replace with updated Bosch CP3.4 unit per Audi SIB 2018-025; ensure use of EN 590 diesel and verify low-pressure fuel supply.
Timing belt wear or failure
Symptoms: Squealing noise, visible cracks on belt, engine misfire, complete failure leading to valve/piston contact.
Cause: Extended service intervals or delayed replacement beyond 180,000 km or 10 years leads to belt degradation.
Fix: Replace timing belt, tensioner, rollers, and water pump per Audi SIB 2017-014; verify cam/crank alignment.
Oil leaks from valve cover and turbocharger
Symptoms: Oil residue on engine underside, burning smell, low oil level, smoke from turbo area.
Cause: Age-related degradation of valve cover gasket, exacerbated by PCV system clogging increasing crankcase pressure.
Fix: Replace valve cover gasket with OEM part; inspect and clean CCV system to prevent recurrence.
DPF clogging due to incomplete regeneration
Symptoms: Loss of power, increased fuel consumption, DPF warning light, excessive regeneration frequency.
Cause: Frequent short trips prevent DPF from reaching required temperature for passive regeneration, leading to soot accumulation.
Fix: Initiate forced regeneration via diagnostic tool; replace DPF if capacity is exceeded; advise owner on driving patterns to support regeneration.
Research Basis

Analysis derived from manufacturer technical service bulletins and industry workshop records. Repair procedures should follow manufacturer guidelines.

AUDI CNCE FAQ Common Questions Answered

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

The CNCE is generally reliable when maintained properly, though pre-2018 models are prone to HPFP issues. Later revisions improved pump durability. Regular oil changes with VW 504 00 oil, EGR cleaning, and timely timing belt replacement are essential. Well-maintained units can exceed 250,000 km reliably.

Key issues include HPFP failure (especially on early models), timing belt wear beyond service interval, oil leaks from valve cover gaskets, and DPF clogging due to short-trip driving. These are documented in Audi SIBs 2017-014 and 2018-025 and require OEM-recommended maintenance to prevent.

The CNCE was used in the Audi A3 (8V, 2016–2021), A4 B9 (2016–2021), Q3 (8U, 2016–2018), and TT (FV, 2017–2021) as the 2.0 TDI 150 PS. It is part of the EA288 evo family and shares architecture with Volkswagen Group models. All variants meet Euro 6d-TEMP emissions standards.

Aftermarket ECU tuning is common on the CNCE platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.

Excellent. In an A4 2.0 TDI (B9), real-world consumption averages 4.9 L/100 km (58 mpg UK) combined. Highway driving can achieve 4.2 L/100 km (67 mpg UK). Expect 55–60 mpg UK in mixed conditions. Economy is sensitive to driving style and EGR/DPF health.

Yes. The CNCE is an interference engine. If the timing belt fails or skips, pistons will contact open valves, causing catastrophic internal damage. Adhering to the 180,000 km or 10-year replacement interval per Audi SIB 2017-014 is absolutely critical.

Audi specifies VW 504 00 or 507 00 (SAE 5W-30) low-ash oil. This is mandatory to protect the HPFP, injectors, and DPF. Change every 15,000 km or annually. Using incorrect oil can lead to fuel system damage and DPF clogging.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

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Primary Sources

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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