Engine Code

Volkswagen CFHC Engine (2012–2019) – Specs, Problems & Compatibility Database

The Volkswagen CFHC is a 1,395 cc, inline‑four turbocharged petrol engine produced between 2012 and 2019. It features gasoline direct injection (TSI), dual overhead camshafts (DOHC), and a single turbocharger with an intercooler. In standard form it delivered 110 kW (150 PS) and 250 Nm of torque, offering brisk acceleration with improved fuel economy over naturally aspirated predecessors.

Fitted to models such as the Golf Mk7, Jetta, and Passat B8, the CFHC was enginee

Volkswegon Engine
Compliance Note:

All production years 2012–2019 meet Euro 6 standards (VCA UK Type Approval #VCA/EMS/8922).

Volkswagen CFHC Technical Specifications

The Volkswagen CFHC is a 1,395 cc inline‑four turbocharged petrol engineered for compact and mid-size models (2012–2019). It combines gasoline direct injection (TSI) with a single turbocharger and intercooler to deliver responsive low-end torque and efficient highway cruising. Designed to meet Euro 6 emissions standards, it balances everyday drivability with reduced CO₂ output.

ParameterValueSource
Displacement
1,395 cc
Fuel type
Petrol (Unleaded, 95 RON min)
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Turbocharged with air-to-air intercooler
Bore × stroke
74.5 mm × 80.0 mm
Power output
110 kW (150 PS) @ 5,000 rpm
Torque
250 Nm @ 1,500–3,500 rpm
Fuel system
Bosch HDEV5 direct injection (up to 150 bar)
Emissions standard
Euro 6
Compression ratio
10.5:1
Cooling system
Water‑cooled with dual-circuit thermostat
Turbocharger
Single turbo (Honeywell/ Garrett, low-inertia)
Timing system
Chain-driven (front-mounted, maintenance-free)
Oil type
VW 502 00 / 504 00 (SAE 5W‑40)
Dry weight
114 kg

Volkswagen CFHC Compatible Models

The Volkswagen CFHC was used across Volkswagen's Mk7 and B8 platforms with transverse mounting and shared with SEAT and Škoda under the VAG group strategy. This engine received platform-specific adaptations—revised cooling ducts in the Golf Mk7 and modified intake routing in the Passat B8—and from 2016 minor ECU and injector updates were introduced, creating subtle interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Volkswagen
Years:
2012–2019
Models:
Golf Mk7
Variants:
1.4 TSI (150 PS)
View Source
Volkswagen ETKA Doc. CZDA‑905
Make:
Volkswagen
Years:
2013–2018
Models:
Jetta Mk6
Variants:
1.4 TSI
View Source
Volkswagen Group PT‑2017
Make:
Volkswagen
Years:
2015–2019
Models:
Passat B8
Variants:
1.4 TSI
View Source
Volkswagen ETKA Doc. CZDA‑905
Make:
SEAT
Years:
2013–2019
Models:
Leon Mk3
Variants:
1.4 TSI (150 PS)
View Source
SEAT EPC #S-CZDA-150
Make:
Škoda
Years:
2013–2019
Models:
Octavia Mk3
Variants:
1.4 TSI
View Source
Škoda ETKA Doc. SK-CZDA-091

Common Reliability Issues - VOLKSWAGEN CFHC Compatible Models

The CFHC's primary reliability risk is carbon buildup on intake valves due to its direct-injection architecture, with elevated incidence in stop-start urban use. VW internal data from 2016 indicated a measurable uptick in intake flow restriction complaints before 80,000 km on early builds, while UK DVSA MOT records show secondary air injection faults as a recurring emissions-related failure. Extended oil intervals and low-octane fuel increase carbon and sludge stress, making fuel quality and maintenance critical.

Intake valve carbon buildup
Symptoms: Rough idle, hesitation, reduced power, increased fuel consumption, misfire codes.
Cause: Absence of fuel washing over intake valves in TSI direct-injection design leads to oil and carbon accumulation.
Fix: Perform walnut-shell intake cleaning or chemical decarbonization per OEM procedure; consider oil catch can for prevention.
Turbocharger wastegate rattle
Symptoms: Metallic ticking or fluttering under boost, especially during gear shifts or deceleration.
Cause: Wear or looseness in the wastegate actuator linkage due to thermal cycling and vibration.
Fix: Inspect and replace turbocharger assembly with latest OEM-specified unit; verify boost control calibration post-replacement.
Secondary air injection faults
Symptoms: Check engine light, P0411/P0491 codes, failed emissions test.
Cause: Clogging or failure of the secondary air pump or combi-valve due to moisture ingress and thermal fatigue.
Fix: Inspect and replace air pump, combi-valve, and associated hoses; ensure proper routing and sealing per ETKA guidance.
Oil leaks from cam cover and sump
Symptoms: Oil residue on engine bay, smell of burning oil, low oil level warnings.
Cause: Age-hardened cam cover gasket and sump seal; elevated crankcase pressure from PCV system wear.
Fix: Replace gaskets with OEM parts and inspect/replace PCV valve; use correct torque sequence to prevent re-leak.
Research Basis

Analysis derived from Volkswagen technical bulletins (2012–2019) and UK DVSA failure statistics (2015–2023). Repair procedures should follow manufacturer guidelines.

VOLKSWAGEN CFHC FAQ Common Questions Answered

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

The CFHC offers responsive performance and good efficiency, but is prone to intake valve carbon buildup due to its direct-injection design. With proper maintenance—especially using VW 502 00 oil and 95 RON fuel—and periodic intake cleaning, well-cared-for examples can exceed 200,000 km reliably.

Top issues include carbon buildup on intake valves, turbo wastegate rattle, secondary air injection faults, and minor oil leaks. These are documented in VW service bulletins and widely observed in VAG technical networks.

The CFHC powered the Golf Mk7 (2012–2019), Jetta Mk6 (2013–2018), Passat B8 (2015–2019), and was also used in SEAT Leon Mk3 and Škoda Octavia Mk3 under VAG group sharing. All are Euro 6-compliant transverse applications.

Yes. The CFHC responds well to ECU remapping, typically gaining +25–35 kW on stage 1 with stock hardware. The low-inertia turbo and internals support up to ~190 PS reliably. Supporting mods (intercooler, exhaust) are recommended for higher stages to avoid overstressing the turbo or fuel system.

Real-world consumption averages 6.2–7.0 L/100km (40–46 mpg UK) in mixed driving for a Golf Mk7. Highway cruising can drop to ~5.4 L/100km (52 mpg UK), while aggressive driving exceeds 8.5 L/100km. Fuel quality and driving style significantly affect economy.

Yes. The CFHC is an interference engine. If the timing chain fails (rare but possible), piston-to-valve contact can cause catastrophic damage. However, the chain is front-mounted and generally robust with proper oil maintenance.

Volkswagen specifies 5W‑40 synthetic oil meeting VW 502 00 or 504 00 standards. This is critical for turbo and timing chain protection. Change intervals should not exceed 15,000 km or 12 months, especially in stop-start or high-load use.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

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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

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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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