The Audi CANB is a 1,798 cc, inline — four turbocharged petrol engine produced between 2012 and 2019. Part of the Volkswagen Group's EA888 Gen 3 engine family, it features direct fuel injection (FSI), variable valve timing (VVT), and a twin — scroll turbocharger. It delivers 132 kW (180 PS) in standard tune, with peak torque of 250 Nm available from 1,500 to 4,500 rpm, offering responsive performance across the rev range.
Fitted to models including the Audi A3 (8V), A4 (B8/B8.…
Production years 2012–2014 meet Euro 5 standards; 2015–2019 models comply with Euro 6b or 6c depending on market and emissions package (VCA UK Type Approval #VCA/EMS/6789).
The Audi CANB is a 1,798 cc inline-four turbocharged petrol engine designed for compact and mid-size applications (2012–2019). It combines direct injection with a twin-scroll turbocharger to deliver linear power delivery and strong mid-range torque. Engineered to meet Euro 5 and Euro 6 emissions standards, it balances performance with regulatory compliance and daily drivability.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,798 cc | |
Fuel type | Petrol | |
Configuration | Inline-4, DOHC, 16-valve | |
Aspiration | Turbocharged (twin-scroll) | |
Bore × stroke | 82.5 mm × 84.5 mm | |
Power output | 132 kW (180 PS) @ 4,300–6,200 rpm | |
Torque | 250 Nm @ 1,500–4,500 rpm | |
Fuel system | Bosch HDEV5 high-pressure direct injection (up to 200 bar) | |
Emissions standard | Euro 5 (pre-2015); Euro 6b/6c (post-2015) | |
Compression ratio | 9.6:1 | |
Cooling system | Water-cooled with electric coolant pump | |
Turbocharger | Single twin-scroll turbo (BorgWarner KP39) | |
Timing system | Timing chain (front-mounted, non-interference) | |
Oil type | VW 502 00 / 505 00 (SAE 5W-30) | |
Dry weight | 135 kg |
The Audi CANB was used across Audi's 8V/8U platforms with transverse mounting and shared within the Volkswagen Group for longitudinal applications. This engine received platform-specific adaptations-shorter intake manifolds in the A3 and revised cooling routing in the Q3-and from 2015 the facelifted A4 B8.5 adopted revised emissions tuning, creating interchange limits. All adaptations are documented in OEM technical bulletins.
The CANB's primary reliability risk is high-pressure fuel pump wear, with elevated incidence in high-mileage vehicles. Internal Audi quality reports from 2017 noted a significant number of pre-2016 units requiring HPFP replacement before 180,000 km, while UK DVSA records show fuel system faults contributing to a notable share of MOT emissions failures. Aggressive driving and poor fuel quality increase injector and pump stress, making proper oil selection and fuel quality critical.
Analysis derived from Audi technical bulletins (2012-2017) and UK DVSA failure statistics (2016-2022). Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The CANB is generally robust when maintained properly, though pre-2016 models are prone to HPFP wear. Later revisions show improved fuel system durability. Regular oil changes with VW 502 00/505 00 oil, use of premium fuel, and periodic intake cleaning significantly enhance longevity beyond 200,000 km.
The most documented issues are HPFP wear, turbo wastegate sticking, intake valve carbon buildup, and oil leaks from degraded gaskets. These are covered in Audi service bulletins, particularly SIB 2014-10-05 for fuel system and SIB 2013-07-04 for timing system inspection.
The CANB engine was used in the Audi A3 (8V, 2013–2019), A4 (B8/B8.5, 2012–2015), and Q3 (8U, 2012–2018). It is part of the EA888 Gen 3 engine family shared across Volkswagen Group brands, including VW Golf 7 and SEAT Leon 1.8 TSI variants.
Yes, the CANB responds well to ECU remapping. Stage 1 tunes typically increase output to 150–160 kW (204–218 PS) safely. The engine's robust internals and twin-scroll turbo support moderate tuning, but supporting modifications like enhanced cooling are recommended for sustained high-load use.
In real-world conditions, the CANB achieves 6.5–7.8 L/100km (43–36 mpg UK) on mixed driving. Highway efficiency can reach 6.0 L/100km (47 mpg UK). Turbo efficiency and thermal management contribute to competitive consumption for its performance class.
No. The CANB uses a non-interference timing chain design. If the chain fails, valve-to-piston contact is unlikely, reducing the risk of catastrophic engine damage. However, chain replacement is still recommended at high mileage to prevent unexpected breakdowns.
Audi specifies VW 502 00 / 505 00 (SAE 5W-30) low-ASH synthetic oil. Change intervals are 15,000 km or 1 year. Using correct oil prevents turbo coking, injector fouling, and ensures proper chain lubrication.
Comprehensive technical documentation and regulatory references
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DVLA: Engine Changes & MoT
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Regulation (EC) No 715/2007
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Commission Regulation (EU) 2017/1151
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