The Volkswagen CAYB – Petrol is a 1,984 cc, inline‑four turbocharged petrol engine produced between 2008 and 2015. It features direct fuel injection (TSI), a single turbocharger, and dual overhead camshafts (DOHC) with variable valve timing. In standard tune it delivered 155 kW (211 PS), providing strong performance with responsive low‑end torque.
Fitted to performance variants of the Mk6 Golf, Passat, and Scirocco, the CAYB – Petrol was engineered for drivers seekin…
Production years 2008–2015 meet Euro 5 standards .
The Volkswagen CAYB – Petrol is a 1,984 cc inline‑four turbocharged petrol engineered for performance-oriented compact and mid-size models (2008-2015). It combines direct fuel injection with a single turbocharger to deliver high power output and strong low‑rpm torque. Designed to meet Euro 5 standards, it balances spirited performance with acceptable fuel economy for its class.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,984 cc | |
Fuel type | Petrol | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 82.5 mm × 92.8 mm | |
Power output | 155 kW (211 PS) | |
Torque | 280 Nm @ 1,700–5,000 rpm | |
Fuel system | Direct injection (Bosch MED17.1 ECU) | |
Emissions standard | Euro 5 | |
Compression ratio | 9.6:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Single turbo (IHI or BorgWarner) | |
Timing system | Chain‑driven | |
Oil type | Refer to vehicle handbook / manufacturer specification | |
Dry weight | Approx. 150 kg |
The Volkswagen CAYB – Petrol was used across Volkswagen's Mk6 platform with transverse mounting. This engine received platform-specific adaptations-reinforced mounts in the Passat-and from 2012 some models received minor ECU updates for emissions refinement, creating no significant interchange limits. All adaptations are documented in OEM technical bulletins.
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The CAYB – Petrol's primary reliability risk is timing chain tensioner wear, with elevated incidence in vehicles exceeding service intervals or using incorrect oil. Volkswagen service data indicates a notable number of failures linked to oil quality and maintenance neglect, while turbocharger issues are less common but documented in high-mileage examples. Adherence to specified oil type and change intervals makes chain longevity highly probable.
Analysis derived from manufacturer technical service bulletins and industry workshop records. 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 CAYB engine is generally robust when maintained correctly. Its main weakness is the timing chain tensioner, which can wear prematurely if incorrect oil is used or service intervals are exceeded. Using premium fuel and adhering to oil change intervals with the correct VW-spec oil significantly enhances long-term reliability and prevents major engine damage.
The most frequent issues are timing chain tensioner wear (causing a rattle), turbocharger actuator/wastegate failure, high-pressure fuel pump (HPFP) failure, and PCV system faults leading to oil leaks or consumption. These are well-documented in Volkswagen service literature and owner reports.
This 2.0 TSI engine was used in the sixth-generation Golf GTI (Mk6), third-generation Scirocco, and sixth/seventh-generation Passat (B6/B7) from approximately 2008 to 2015. It was specifically the 211 PS variant of the 2.0 TSI family for these performance-oriented models during that production period.
Aftermarket ECU tuning is common on the CAYB 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.
Official combined figures are around 7.5 L/100km (38 mpg UK). Real-world consumption typically ranges from 8.5–11.0 L/100km (26–33 mpg UK) depending on driving style and conditions. Highway driving yields the best economy, while spirited city driving increases consumption significantly.
Yes. The Volkswagen CAYB is an interference engine. If the timing chain were to fail or jump significantly, the pistons would collide with the open valves, causing severe internal engine damage. This underscores the importance of using the correct oil and addressing any chain rattle immediately.
Volkswagen mandates oil meeting VW 502 00 or 504 00 specifications, typically SAE 5W-30 or 5W-40. Using the correct oil is critical for protecting the timing chain tensioner, turbocharger, and high-pressure fuel pump. Never use generic or non-approved oils, as this can lead to premature wear and failure.
Comprehensive technical documentation and regulatory references
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Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
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.
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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