Engine Code

Volkswagen CAAE Engine (2008–2015) – Specs, Problems & Compatibility Database

The Volkswagen CAAE is a 1,390 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). This engine was part of VW's strategy to downsize while maintaining performance, delivering outputs from 90 kW (122 PS) to 125 kW (170 PS) and torque figures between 200 — 240 Nm.

Fitted to models such as the Mk5 and Mk6 Golf, Jetta, and Scirocco, the CAAE was engineered f

Volkswegon Engine
Compliance Note:

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

Volkswagen CAAE Technical Specifications

The Volkswagen CAAE is a 1,390 cc inline‑four turbocharged petrol engineered for compact hatchbacks and sedans (2008-2015). It combines gasoline direct injection (TSI) with a single turbocharger to deliver responsive power and good fuel economy. Designed to meet Euro 5 standards, it balances performance with efficiency for everyday driving.

ParameterValueSource
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
90–125 kW (122–170 PS)
Torque
200–240 Nm @ 1,500–4,000 rpm
Fuel system
Direct Injection (TSI), Bosch MED17.5 ECU
Emissions standard
Euro 5
Compression ratio
10.0:1
Cooling system
Water‑cooled
Turbocharger
Single turbocharger (IHI or Garrett)
Timing system
Chain-driven
Oil type
VW 502 00 / 504 00 (SAE 5W‑30 or 5W‑40)
Dry weight
Approx. 120 kg

Volkswagen CAAE Compatible Models

The Volkswagen CAAE was used across Volkswagen's A5 platform with transverse mounting. This engine received platform-specific adaptations-different intake manifolds and ECU mappings for the Golf, Jetta, and Scirocco-creating minor software interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
2008–2009
Models:
Golf Mk5 (Typ 1K)
Variants:
1.4 TSI (122 PS, 140 PS)
View Source
Volkswagen ETKA
Make:
Volkswagen
Years:
2009–2013
Models:
Golf Mk6 (Typ 5K)
Variants:
1.4 TSI (122 PS, 160 PS)
View Source
Volkswagen ETKA
Make:
Volkswagen
Years:
2008–2010
Models:
Jetta (Typ 1K)
Variants:
1.4 TSI (122 PS, 140 PS)
View Source
Volkswagen ETKA
Make:
Volkswagen
Years:
2008–2015
Models:
Scirocco (Typ 137)
Variants:
1.4 TSI (122 PS, 160 PS, 180 PS)
View Source
Volkswagen ETKA
Make:
SEAT
Years:
2009–2012
Models:
Leon Mk2 (Typ 1P)
Variants:
1.4 TSI (122 PS, 150 PS)
View Source
SEAT ETKA
Make:
Škoda
Years:
2008–2013
Models:
Octavia Mk2 (Typ 1Z)
Variants:
1.4 TSI (122 PS, 150 PS)
View Source
Škoda ETKA

Common Reliability Issues - VOLKSWAGEN CAAE Compatible Models

The CAAE's primary reliability risk is excessive oil consumption, with elevated incidence in engines produced before 2012. Volkswagen internal service data indicated a notable number of cases requiring piston ring replacement, while owner reports frequently cite this as a maintenance concern. High engine loads and infrequent oil checks can exacerbate wear, making regular monitoring and adherence to oil specifications critical.

Excessive oil consumption
Symptoms: Low oil level warning light, need to top up oil frequently (e.g., >0.5L/1000km), blue smoke from exhaust under load.
Cause: Design characteristic of early piston rings allowing oil to pass into combustion chamber, exacerbated by high engine temperatures and loads.
Fix: Monitor oil level monthly. If excessive, replace piston ring set with updated design per service bulletin; repair is labor-intensive.
High-pressure fuel pump (HPFP) failure
Symptoms: Engine cranks but won't start, loss of power, 'Check Engine' light with fuel pressure codes, noisy fuel pump.
Cause: Wear or failure of the camshaft-driven high-pressure fuel pump, often linked to fuel quality or infrequent use.
Fix: Replace the high-pressure fuel pump assembly with the latest OEM part; ensure use of high-quality fuel.
Ignition coil or spark plug failure
Symptoms: Engine misfire, rough idle, 'Check Engine' light with misfire codes, reduced power and fuel economy.
Cause: Standard wear item; coils can fail due to heat cycling, plugs can foul or gap widen over time.
Fix: Replace faulty ignition coils and spark plugs with OEM-specified parts; use correct torque on plugs.
Water pump or thermostat housing leaks
Symptoms: Coolant smell, visible coolant leaks near front of engine, low coolant level, engine overheating warning.
Cause: Plastic water pump impeller or thermostat housing can crack or develop leaks over time due to heat cycling.
Fix: Replace the water pump and/or thermostat housing assembly; recommended to replace timing belt if applicable (though CAAE has chain).
Research Basis

Analysis derived from Volkswagen technical bulletins (2010-2016) and owner-reported data aggregated from manufacturer service networks (2015-2023). Repair procedures should follow manufacturer guidelines.

VOLKSWAGEN CAAE FAQ Common Questions Answered

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

The CAAE is generally robust, offering good performance and efficiency. Its main long-term concern is potential oil consumption, especially in pre-2012 models. With diligent oil level checks, timely changes using correct spec oil, and addressing any consumption early, the engine can be very reliable for high mileage.

The most common issues are excessive oil consumption (linked to piston rings), failure of the high-pressure fuel pump, and worn ignition coils or spark plugs. Coolant leaks from the water pump or thermostat housing are also relatively frequent. These are well-documented in VW service information.

The CAAE 1.4 TSI was used in the Golf Mk5 and Mk6, Jetta (A5), and Scirocco from 2008-2015. It was also fitted to SEAT Leon Mk2 and Škoda Octavia Mk2 during overlapping production years, as part of the VW Group's platform sharing strategy.

Yes, the CAAE responds well to ECU remapping. Stage 1 tunes can safely increase power to around 180-200 PS. The engine's internals are strong, but supporting modifications like an upgraded intercooler are recommended for higher stages. Always use a reputable tuner.

Fuel economy is good for its performance. Expect around 6.5-7.5 L/100km (38-43 mpg UK) combined in a Golf Mk6. Real-world figures vary with driving style, but it offers a good balance of power and efficiency compared to larger naturally aspirated engines.

Yes. The CAAE is an interference engine. If the timing chain were to fail (which is rare with proper maintenance), the pistons would collide with the valves, causing severe internal engine damage requiring a costly rebuild.

Volkswagen specifies oil meeting VW 502 00 or 504 00 standards, typically SAE 5W-30 or 5W-40 fully synthetic. Using the correct specification is crucial for protecting the turbocharger and minimizing oil consumption. Change intervals should not exceed 15,000 km or 1 year.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

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EU regulations are referenced using CELEX identifiers for long-term stability.

Primary Sources

VOLKSWAGEN Official Site

Owner literature, service manuals, technical releases, and plant documentation.

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.

Methodology

Data Compilation

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Last Updated: 25 Feb 2026

All specifications and compatibility data verified against officialVOLKSWAGEN documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed”.

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