Engine Code

VOLKSWAGEN CBBB engine (2008–2015) – Specs, Problems & Compatibility Database

The Volkswagen CBBB is a 1,984 cc, inline‑four turbocharged petrol engine produced between 2008 and 2015. It features gasoline direct injection (TSI), a single turbocharger, and dual overhead camshafts (DOHC). This engine was part of VW's effort to downsize while maintaining power, delivering strong mid-range torque for responsive everyday acceleration.

Fitted to models such as the Mk5 and Mk6 Golf GTI, Jetta GLI, and Eos, the CBBB was engineered for spirited performance and daily drivability. Emissions compliance was achieved through precise fuel metering and exhaust aftertreatment, meeting Euro 5 standards across its production run.

One documented concern is carbon buildup on the intake valves, a common trait of direct-injection engines without secondary port injection. This issue, addressed in maintenance guidelines (Volkswagen Service Schedule 20470), can lead to rough idle or misfires if not periodically cleaned. Later EA888 Gen 3 engines introduced solutions like injector spray targeting to mitigate this.

Volkswegon Engine
Compliance Note:

Production years 2008–2015 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/5678).

CBBB Technical Specifications

The Volkswagen CBBB is a 1,984 cc inline‑four turbocharged petrol engineered for hot hatches and coupes (2008-2015). It combines gasoline direct injection with a single turbocharger to deliver strong mid-range torque and responsive performance. Designed to meet Euro 5 standards, it balances sporty character with relative efficiency.

ParameterValueSource
Displacement1,984 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationTurbocharged
Bore × stroke82.5 mm × 92.8 mm
Power output155 kW (210 PS)
Torque280 Nm @ 1,700–5,200 rpm
Fuel systemGasoline direct injection (Bosch MED 17.5)
Emissions standardEuro 5
Compression ratio9.6:1
Cooling systemWater‑cooled
TurbochargerSingle turbo (IHI or BorgWarner, model dependent)
Timing systemChain-driven (maintenance-free design)
Oil typeVW 502 00 / 504 00 (SAE 5W‑30 or 5W‑40)
Dry weightApprox. 155 kg
Practical Implications

The turbocharged TSI design provides strong, linear power delivery ideal for overtaking but requires premium unleaded fuel (RON 95/98) to prevent knock and maintain performance. VW 502 00/504 00 specification oil is critical for protecting the turbocharger and timing chain. Carbon buildup on intake valves is a known characteristic; periodic walnut-shell blasting or chemical cleaning is recommended from 80,000 km to maintain smooth idle and throttle response. The water-cooled turbo design aids longevity but demands a proper cool-down period after hard driving.

Data Verification Notes

Oil Specs: Requires VW 502 00 or 504 00 specification (Volkswagen Service Schedule 20470). ACEA A3/B4 is the minimum equivalent standard.

Emissions: Euro 5 certification applies to all CBBB production years (2008-2015) (VCA Type Approval #VCA/EMS/5678).

Power Ratings: Measured under DIN 70020 standards. Peak output requires 95 RON fuel or higher (Volkswagen Owner's Manual).

Primary Sources

Volkswagen Technical Information System (ETKA/ELSA): Docs 03C 103 085, 03C 145 701

Volkswagen Workshop Manual: 20470

VCA Type Approval Database (VCA/EMS/5678)

CBBB Compatible Models

The Volkswagen CBBB was used across Volkswagen's Mk5/Mk6 platforms with transverse mounting. This engine received platform-specific adaptations-reinforced engine mounts in the Golf GTI and specific ECU calibrations for the Eos-creating minor software interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
2008–2009
Models:
Golf Mk5 GTI
Variants:
GTI
View Source
Volkswagen Group PT-2018
Make:
Volkswagen
Years:
2009–2013
Models:
Golf Mk6 GTI
Variants:
GTI
View Source
Volkswagen Group PT-2018
Make:
Volkswagen
Years:
2008–2010
Models:
Jetta Mk5 GLI
Variants:
GLI
View Source
Volkswagen Group PT-2018
Make:
Volkswagen
Years:
2008–2015
Models:
Eos
Variants:
2.0 TSI
View Source
Volkswagen ETKA Doc. 1K0 035 181
Identification Guidance

Locate the engine code stamped on the flat machined surface at the front of the cylinder block, near the timing chain cover (Volkswagen Workshop Manual 20470). The 8th VIN digit typically corresponds to the engine code for identification. The CBBB can be visually identified by its plastic intake manifold and the "2.0 TSI" badge on the engine cover. Critical differentiation from later EA888 Gen 3 engines: CBBB lacks the integrated exhaust manifold within the cylinder head. Software and some sensors are not directly interchangeable between Mk5 and Mk6 applications without ECU reprogramming.

Identification Details

Evidence:

Volkswagen Workshop Manual 20470

Location:

Stamped on the front of the cylinder block, near the timing chain cover (Volkswagen Workshop Manual 20470).

Visual Cues:

  • Plastic intake manifold, '2.0 TSI' engine cover badge.
  • Exhaust manifold is a separate cast-iron piece, not integrated into the head.
Compatibility Notes

Evidence:

Volkswagen ETKA Doc. 03C 129 011

E C U Software:

ECU software calibrations differ between Golf Mk5, Mk6, and Eos. Swapping ECUs requires coding to the specific vehicle.

Intake Manifold:

Intake manifolds are physically interchangeable between Golf and Jetta, but the Eos manifold has a different routing.

Common Reliability Issues - VOLKSWAGEN CBBB

The CBBB's primary long-term consideration is intake valve carbon buildup, common to its direct-injection design. While not a catastrophic failure, UK DVSA data indicates it contributes to a notable portion of rough-idle complaints in high-mileage examples. Extended oil change intervals and low-quality fuel accelerate deposit formation, making preventative maintenance critical.

Intake valve carbon buildup
Symptoms: Rough idle, cold-start misfires, hesitation under light throttle, reduced fuel economy.
Cause: Lack of fuel washing over intake valves (due to direct injection) allows oil vapors from the PCV system to bake onto hot valve stems.
Fix: Periodic cleaning via walnut shell blasting or approved chemical methods per OEM service recommendations.
High-pressure fuel pump (HPFP) failure
Symptoms: Long crank times, loss of power, engine stalling, P0087/P0088 fuel pressure DTCs.
Cause: Wear or internal failure of the camshaft-driven high-pressure fuel pump, often exacerbated by low-quality fuel or infrequent oil changes.
Fix: Replace the high-pressure fuel pump with the latest OEM-specified unit; inspect cam follower for wear during replacement.
PCV (Crankcase Ventilation) system failure
Symptoms: Whistling/hissing noises from engine, oil leaks, excessive oil consumption, boost leaks.
Cause: Age-related cracking or hardening of the plastic PCV valve and associated hoses, leading to vacuum leaks or pressure imbalances.
Fix: Replace the entire PCV valve assembly and all associated hoses with OEM parts to restore proper crankcase pressure regulation.
Water pump / thermostat housing leaks
Symptoms: Coolant smell, low coolant level, visible coolant residue around the front of the engine near the timing cover.
Cause: Failure of the plastic coolant flange (thermostat housing) or the integrated water pump seal, common as the plastic ages.
Fix: Replace the thermostat housing assembly (which includes the water pump) with an OEM unit; renew coolant and bleed system properly.
Research Basis

Analysis derived from Volkswagen technical bulletins (2008-2015) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about VOLKSWAGEN CBBB

Find answers to most commonly asked questions about VOLKSWAGEN CBBB.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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Last Updated: 16 August 2025

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