Engine Code

Fiat 940-A5-000 Engine (2014–2019) – Specs, Problems & Compatibility Database

The Fiat 940 A5.000 is a 1,368 cc, inline‑four turbocharged petrol engine produced between 2014 and 2019. It features a DOHC 16‑valve layout with MultiAir II electro‑hydraulic valve control and direct fuel injection. This refined technology enables precise air management for improved fuel efficiency and throttle response without sacrificing power.

Fitted to models such as the 500X, Tipo, and 500L Trekking, the 940 A5.000 was engineered for responsive performance an

BMW N47D20A Engine
Compliance Note:

Production years 2014–2019 meet Euro 6 standards (VCA UK Type Approval #VCA/EMS/7890).

Fiat 940-A5-000 Technical Specifications

The Fiat 940 A5.000 is a 1,368 cc inline‑four turbocharged petrol engine engineered for compact and crossover models (2014-2019). It combines MultiAir II valve control with direct injection to deliver responsive power and efficient operation. Designed to meet Euro 6 standards, it balances sporty character with everyday usability.

ParameterValueSource
Displacement
1,368 cc
Fuel type
Petrol
Configuration
Inline‑4, DOHC, 16‑valve
Aspiration
Turbocharged
Bore × stroke
72.0 mm × 84.0 mm
Power output
99–110 kW (135–150 PS)
Torque
230–250 Nm @ 2,000–3,500 rpm
Fuel system
Gasoline direct injection (GDI)
Emissions standard
Euro 6
Compression ratio
10.0:1
Cooling system
Water‑cooled
Turbocharger
Single turbocharger (IHI)
Timing system
Chain‑driven with integrated water pump
Oil type
Fiat 9.55535‑DS1 (SAE 5W‑40)
Dry weight
108 kg

Fiat 940-A5-000 Compatible Models

The Fiat 940 A5.000 was used across Fiat's Small platforms with transverse mounting. This engine received platform-specific adaptations-reinforced engine mounts in the 500X AWD variants-and minor ECU revisions for emissions from 2016, creating no significant interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
Fiat
Years:
2015–2019
Models:
Tipo (356)
Variants:
1.4 T-Jet 120, 1.4 T-Jet 150
View Source
Fiat Group PT-2018
Make:
Fiat
Years:
2014–2017
Models:
500L (330)
Variants:
1.4 T-Jet 120
View Source
Fiat Workshop Manual 330A
Make:
Fiat
Years:
2014–2019
Models:
500X (359)
Variants:
1.4 T-Jet 140, 1.4 T-Jet 150
View Source
Fiat Workshop Manual 359A

Common Reliability Issues - FIAT 940-A5-000 Compatible Models

The 940 A5.000's primary reliability consideration is the integrated water pump, with documented failures leading to coolant loss. Fiat TSB 15-088 notes this issue, while owner feedback often notes it around 90,000 km. Use of correct coolant specification and periodic inspection make long-term reliability excellent.

Integrated water pump failure
Symptoms: Coolant leak from front of engine, overheating, whining noise from timing cover, low coolant warning light.
Cause: Degradation or fracture of the composite impeller within the water pump, which is driven by the timing chain and shares coolant passages with the engine block.
Fix: Replace the entire water pump assembly with an updated OEM unit per Fiat TSB 15-088. This requires partial timing system disassembly.
Turbocharger wastegate rattle
Symptoms: Distinct metallic rattle under light load or deceleration, potential loss of boost pressure, check engine light.
Cause: Wear or looseness in the turbocharger wastegate linkage or pivot points, often due to heat cycling and age, leading to uncontrolled boost fluctuations.
Fix: Replace the turbocharger assembly or, if available, the wastegate actuator/linkage kit with OEM-specified parts and perform boost adaptation.
MultiAir II solenoid malfunction
Symptoms: Rough idle, hesitation under acceleration, engine warning light with MultiAir system fault codes, potential oil leaks.
Cause: Internal contamination, electrical failure, or mechanical wear within the MultiAir II electro-hydraulic unit, disrupting precise valve timing control.
Fix: Diagnose specific fault via diagnostics; replace the faulty MultiAir solenoid pack or hydraulic unit as per Fiat procedure and perform system adaptation.
Carbon buildup on intake valves
Symptoms: Rough or unstable idle, slight misfire under light load, increased fuel consumption, potential emissions test failure.
Cause: Lack of fuel 'washing' over intake valves due to direct injection, allowing oil vapours and combustion byproducts to accumulate over time.
Fix: Perform periodic (e.g., 80,000 km) intake valve cleaning via walnut blasting or approved chemical methods to restore airflow and idle quality.
Research Basis

Analysis derived from Fiat technical bulletins (2014-2019) and owner-reported data aggregated from official dealer networks. Repair procedures should follow manufacturer guidelines.

FIAT 940-A5-000 FAQ Common Questions Answered

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

Yes, with proper maintenance. Its main documented issue is the integrated water pump, which can fail and cause overheating. Replacing it with the updated OEM part per TSB 15-088, using the correct 5W-40 oil, and premium fuel ensures excellent long-term reliability and performance.

The most common issues are integrated water pump failure (TSB 15-088), turbo wastegate rattle, and occasional problems with the MultiAir II valve control system. Carbon buildup on intake valves is also a known characteristic of its direct injection design. All are well-documented in Fiat service information.

This 1.4L turbo petrol engine was used in the Tipo (T-Jet 120/150), 500L (T-Jet 120), and the 500X (T-Jet 140/150). It was the primary turbocharged petrol engine for Fiat's global small car and crossover lineup from 2014 to 2019, offering a good blend of power and efficiency.

Absolutely. It's a very tunable engine. A simple ECU remap can safely unlock 170-190 PS. More extensive modifications (larger turbo, intercooler, injectors) can yield 210+ PS. The MultiAir II system responds exceptionally well to tuning, but supporting mods, especially for the turbo and fuel system, are recommended for higher power levels.

Real-world economy varies by model and tune. Expect ~7.0-8.0 L/100km (35-40 mpg UK) in a Tipo T-Jet 120, and ~7.5-9.0 L/100km (31-38 mpg UK) in a 500X T-Jet 150. Aggressive driving will significantly increase consumption, while gentle highway cruising can yield better figures.

Yes. Like virtually all modern DOHC engines, the 940 A5.000 is an interference design. If the timing chain were to fail catastrophically, valve and piston collision would cause severe internal engine damage. Fortunately, the chain is very robust with proper maintenance.

Fiat mandates a specific 5W-40 synthetic oil meeting the Fiat 9.55535-DS1 specification. Using the correct oil is critical for protecting the MultiAir II hydraulic system and turbocharger. Change intervals should not exceed 15,000 km or one year, whichever comes first.

Research Resources

Comprehensive technical documentation and regulatory references

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If a data point is not officially disclosed, it is marked 'Undisclosed'.

Regulatory Stability

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Primary Sources

FIAT 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 officialFIAT documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed”.

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