The Volkswagen CBRA is a 1,390 cc, inline‑four turbocharged petrol engine produced between 2010 and 2014. It features gasoline direct injection (TSI), a single turbocharger, and dual overhead camshafts (DOHC). This compact engine was designed for efficiency and responsiveness in smaller platforms, delivering peak power of 90 kW (122 PS) and 200 Nm of torque.
Fitted primarily to the Polo Mk5 GTI and certain Ibiza Cupra models, the CBRA was engineered to offer sporty perf…
Production years 2010–2014 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/5679).
The Volkswagen CBRA is a 1,390 cc inline‑four turbocharged petrol engineered for subcompact hot hatches (2010-2014). It combines gasoline direct injection with a single turbocharger to deliver responsive low-end torque and efficient performance. Designed to meet Euro 5 standards, it balances sporty character with urban efficiency.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,390 cc | |
Fuel type | Petrol | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 76.5 mm × 75.6 mm | |
Power output | 90 kW (122 PS) | |
Torque | 200 Nm @ 1,500–4,000 rpm | |
Fuel system | Gasoline direct injection (Bosch MED 17.5) | |
Emissions standard | Euro 5 | |
Compression ratio | 10.0:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Single turbo (Garrett GT1446V) | |
Timing system | Chain-driven (maintenance-free design) | |
Oil type | VW 502 00 / 504 00 (SAE 5W‑30 or 5W‑40) | |
Dry weight | Approx. 105 kg |
The Volkswagen CBRA was used across Volkswagen's Mk5 platform with transverse mounting. This engine received platform-specific ECU calibrations for the Polo GTI, creating minor software interchange limits. All adaptations are documented in OEM technical bulletins.
The CBRA's primary long-term consideration is potential timing chain tensioner failure, with elevated incidence in vehicles subjected to extended oil change intervals. UK DVSA data indicates it contributes to a portion of timing-related noise complaints in high-mileage examples. Extended oil change intervals and low-quality fuel accelerate wear, making preventative maintenance critical.
Analysis derived from Volkswagen technical bulletins (2010-2014) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.
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The CBRA is generally robust. Its main long-term concern is the timing chain tensioner, which is manageable with preventative maintenance and strict oil change intervals. Other common issues like the HPFP, PCV, and water pump are known and have well-documented fixes. With proactive care, it can be very reliable.
The top issues are timing chain tensioner failure leading to noise or chain jump, high-pressure fuel pump (HPFP) failure, PCV system leaks causing oil consumption or boost issues, and coolant leaks from the plastic thermostat housing/water pump assembly. These are all well-documented in Volkswagen service information.
The CBRA was primarily used in the performance variants of the Polo Mk5 platform. This includes the Volkswagen Polo Mk5 GTI (2010-2014) and the SEAT Ibiza Cupra (2010-2014) of the same generation.
Yes, the CBRA is tunable. A simple ECU remap (Stage 1) can reliably increase power to 150-160 PS. With supporting modifications like a downpipe and intercooler (Stage 2), outputs of 180-200 PS are achievable. The engine's internals are generally strong enough for these levels, but the turbocharger is a limiting factor for higher power goals.
Fuel economy is good for a hot hatch. In a Polo GTI, expect around 7.0-8.0 L/100km (35-40 mpg UK) in mixed driving. Highway cruising can yield 5.5-6.0 L/100km (47-51 mpg UK). Aggressive driving or tuning will significantly reduce these figures.
Yes. The CBRA 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 requiring a rebuild or replacement.
Volkswagen mandates oil meeting the VW 502 00 or 504 00 specification, typically a 5W-30 or 5W-40 full synthetic. Using the correct oil is crucial for protecting the turbocharger, timing chain, and tensioner. Change intervals should not exceed 15,000 km or 1 year.
Comprehensive technical documentation and regulatory references
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Regulation (EC) No 715/2007
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