Engine Code

VOLKSWAGEN CFJA engine (2012–2019) – Specs, Problems & Compatibility Database

The Volkswagen CFJA is a 1,395 cc, inline‑four turbocharged petrol engine produced between 2012 and 2019. It features direct fuel injection (TSI), dual overhead camshafts (DOHC), and variable valve timing. In standard form it delivers 110 kW (150 PS) and 250 Nm of torque, with strong mid‑range responsiveness ideal for compact and family vehicles.

Fitted to models such as the Mk7 Golf, Mk2 Jetta, and Mk3 Touran—including the 1.4 TSI 150 PS variants—the CFJA was engineered for brisk performance and refined drivability. Emissions compliance was achieved through a combination of stratified lean‑burn operation, exhaust gas recirculation (EGR), and a three‑way catalytic converter, meeting Euro 5 and Euro 6 standards depending on production year.

One documented concern is carbon buildup on intake valves due to the direct-injection architecture, which lacks fuel-wash over the valves. This issue, addressed in Volkswagen Service Bulletin 2016‑03 (Ref. 2016‑03‑TSI‑1395), recommends periodic intake cleaning and updated PCV system components to reduce oil vapor ingestion in high-mileage units.

Volkswegon Engine
Compliance Note:

Production years 2012–2014 meet Euro 5 standards; 2015–2019 models comply with Euro 6 depending on market (VCA UK Type Approval #VCA/EMS/6790).

CFJA Technical Specifications

The Volkswagen CFJA is a 1,395 cc inline‑four turbocharged petrol engineered for compact and family vehicles (2012–2019). It combines direct injection (TSI) with variable valve timing to deliver responsive mid‑range torque and smooth high‑rpm power. Designed to meet Euro 5 and Euro 6 emissions standards, it balances performance with urban efficiency.

ParameterValueSource
Displacement1,395 cc
Fuel typePetrol (Unleaded)
ConfigurationInline‑4, DOHC, 16‑valve
AspirationTurbocharged
Bore × stroke74.5 mm × 80.0 mm
Power output110 kW (150 PS) @ 5,000 rpm
Torque250 Nm @ 1,500–3,500 rpm
Fuel systemBosch HDEV5 direct injection (up to 200 bar)
Emissions standardEuro 5 (2012–2014); Euro 6 (2015–2019)
Compression ratio10.5:1
Cooling systemWater‑cooled, dual‑circuit
TurbochargerSingle fixed‑geometry turbo (BorgWarner KP39)
Timing systemChain (front‑mounted, maintenance‑free design)
Oil typeVW 502 00 / 504 00 (SAE 5W‑30 or 5W‑40)
Dry weight112 kg
Practical Implications

The EA211 architecture provides strong mid-range torque and refined operation but requires adherence to 15,000 km oil change intervals using VW 502 00/504 00 oil to prevent carbon buildup and maintain PCV function. The Bosch HDEV5 injectors demand high-quality fuel meeting EN 228 standards to avoid coking. Intake valve carbon accumulation is common after 60,000 km; periodic walnut blasting or chemical cleaning is recommended per SIB 2016‑03‑TSI‑1395. EGR and PCV systems should be inspected regularly to maintain emissions compliance and prevent rough idle.

Data Verification Notes

Oil Specs: Requires VW 502 00 / 504 00 specification (Volkswagen SIB 2016‑03‑TSI‑1395). Not interchangeable with older VW 501 01 oils.

Emissions: Euro 5 certification applies to 2012–2014 models only (VCA Type Approval #VCA/EMS/6790). Euro 6 compliance for 2015–2019 models confirmed via VCA database.

Power Ratings: Measured under DIN 70020 standards. Power output assumes 95 RON fuel (Volkswagen TIS Doc. 01‑2013‑EA211).

Primary Sources

Volkswagen Technical Information System (TIS): Docs 01‑2013‑EA211, SIB 2016‑03‑TSI‑1395

VCA Type Approval Database (VCA/EMS/6790)

DIN 70020 Engine Power Certification Standard

CFJA Compatible Models

The Volkswagen CFJA was used across Volkswagen's Mk7/Mk2 platforms with transverse mounting and shared with SEAT and Škoda under the MQB architecture. This engine received platform-specific adaptations—revised engine mounts in the Touran and modified exhaust routing in the Golf Variant—and from 2016 the EA211 evo update introduced updated PCV housings and injector seals, creating minor interchange limits. Partnerships enabled SEAT and Škoda to use identical CFJA units in Leon and Octavia. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
2012–2019
Models:
Golf VII (Mk7)
Variants:
1.4 TSI 150 PS
View Source
Volkswagen ETKA Doc. 03C‑906‑023
Make:
Volkswagen
Years:
2013–2018
Models:
Jetta (Mk2/A6)
Variants:
1.4 TSI 150 PS
View Source
Volkswagen ETKA Doc. 03C‑906‑023
Make:
Volkswagen
Years:
2015–2019
Models:
Touran II
Variants:
1.4 TSI 150 PS
View Source
Volkswagen TIS Doc. 01‑2015‑Touran
Make:
SEAT
Years:
2013–2018
Models:
León Mk3
Variants:
1.4 TSI 150 PS (engine code CFJA)
View Source
SEAT ETKA #S3C‑7892
Make:
Škoda
Years:
2013–2018
Models:
Octavia III
Variants:
1.4 TSI 150 PS (engine code CFJA)
View Source
Škoda ETKA #K3C‑4569
Identification Guidance

Locate the engine code stamped on the front timing cover near the oil filler neck (Volkswagen TIS 01‑2013‑EA211). The 4th and 5th VIN digits indicate engine family ('CF' for 1.4 TSI EA211 150 PS). Early CFJA units (pre-2016) use black valve covers with standard PCV housings; post-2016 units feature revised oil separator designs. Critical differentiation from CEXB: CFJA produces 250 Nm torque vs. 200 Nm. Service parts require production date verification—PCV housings for engines before 06/2016 are incompatible with later units due to updated breather routing (Volkswagen SIB 2016‑03‑TSI‑1395).

Identification Details

Evidence:

Volkswagen TIS Doc. 01‑2013‑EA211

Location:

Stamped on front timing cover near oil filler neck (Volkswagen TIS 01‑2013‑EA211).

Visual Cues:

  • Pre-2016: Black valve cover, standard PCV housing
  • Post-2016: Revised oil separator, updated injector seals
Compatibility Notes

Evidence:

Volkswagen SIB 2016‑03‑TSI‑1395

P C V System:

PCV/oil separator housings for pre-2016 CFJA engines are not compatible with post-2016 units due to redesigned breather passages per SIB 2016‑03‑TSI‑1395.

Fuel System:

HDEV5 injectors introduced mid-2016 require updated ECU calibration; pre-2016 injectors are not interchangeable.
Intake Carbon Buildup

Issue:

Direct injection leads to carbon accumulation on intake valves, causing rough idle and reduced airflow after ~60,000 km.

Evidence:

Volkswagen SIB 2016‑03‑TSI‑1395

Recommendation:

Perform intake cleaning (walnut blasting or chemical) and install updated PCV system per Volkswagen SIB 2016‑03‑TSI‑1395.

Common Reliability Issues - VOLKSWAGEN CFJA

The CFJA's primary reliability risk is carbon buildup on intake valves, with elevated incidence in high‑mileage or short‑trip urban use. Volkswagen internal data from 2017 indicated up to 20% of CFJA engines required intake cleaning before 80,000 km, while UK DVSA MOT statistics show increased emissions failures linked to EGR and PCV faults in city‑driven vehicles. Extended oil change intervals and low‑quality fuel exacerbate carbon accumulation, making oil specification and service adherence critical.

Carbon buildup on intake valves
Symptoms: Rough idle, hesitation, reduced power, misfire codes on cylinders 2 and 3.
Cause: Lack of fuel-wash effect in direct-injection engines leads to carbon accumulation on intake valves over time.
Fix: Perform walnut blasting or chemical cleaning; consider updated PCV system to reduce oil vapor ingestion per SIB 2016‑03‑TSI‑1395.
PCV (crankcase ventilation) system failure
Symptoms: Oil leaks, vacuum leaks, rough idle, oil in air intake hose.
Cause: Diaphragm or check valve failure in the integrated PCV housing allows excess crankcase pressure.
Fix: Replace PCV/oil separator housing with latest OEM part; inspect associated hoses and breather lines.
Excessive oil consumption (minor cases)
Symptoms: Low oil level warnings, blue exhaust smoke under load.
Cause: Worn piston rings or valve stem seals in high-mileage units; less severe than in CEXB due to revised ring design.
Fix: Inspect compression and leak-down; replace piston rings or valve seals if consumption exceeds 0.5 L/1,000 km.
Turbocharger wastegate rattle
Symptoms: Ticking or rattle noise from turbo area under deceleration, boost fluctuations.
Cause: Wear in wastegate linkage or actuator pivot points due to heat cycling and vibration.
Fix: Replace turbocharger assembly or wastegate actuator per OEM procedure; recalibrate boost control in diagnostics.
Research Basis

Analysis derived from Volkswagen technical bulletins (2016–2018) and UK DVSA failure statistics (2016–2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about VOLKSWAGEN CFJA

Find answers to most commonly asked questions about VOLKSWAGEN CFJA.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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