Engine Code

Honda N22A1 Engine (2009–2014) – Specs, Problems & Compatibility Database

The Honda N22A1 is a 2,199 cc, inline‑four naturally aspirated petrol engine produced between 2009 and 2014. It features a single overhead camshaft (SOHC), 16 valves, and Honda's i — VTEC system for variable valve timing and lift. This engine delivered 110 kW (150 PS) and 206 Nm of torque, with i — VTEC enabling a broad powerband for responsive highway cruising.

Fitted primarily to the third — generation Honda CR — V (RE), the N22A1 was engineered for dependable, smooth perfor

Honda Engine
Compliance Note:

Production from 2009–2014 meets Euro 5 emissions standards (EU Regulation (EC) No 715/2007, as amended).

Honda N22A1 Technical Specifications

The Honda N22A1 is a 2,199 cc inline‑four naturally aspirated petrol engine engineered for compact SUVs (2009-2014). It combines SOHC architecture with i-VTEC variable valve timing to deliver smooth, linear power delivery. Designed to meet Euro 5 standards, it prioritizes reliability and refinement for daily driving.

ParameterValueSource
Displacement
2,199 cc
Fuel type
Petrol
Configuration
Inline‑4, SOHC, 16‑valve
Aspiration
Naturally Aspirated
Bore × stroke
87.0 mm × 92.0 mm
Power output
110 kW (150 PS)
Torque
206 Nm @ 4,000 rpm
Fuel system
PGM-FI (Programmed Fuel Injection)
Emissions standard
Euro 5
Compression ratio
10.5:1
Cooling system
Water‑cooled
Turbocharger
None
Timing system
Chain-driven
Oil type
Honda 5W-30 (spec. HTO-06)
Dry weight
137 kg

Honda N22A1 Compatible Models

The Honda N22A1 was developed for Honda's Global SUV platform with transverse mounting. This engine received no major platform-specific adaptations or facelift revisions during its production run. All applications are documented in OEM technical bulletins.

Make:
Honda
Years:
2009–2014
Models:
CR-V (RE3, RE4)
Variants:
2.2 i-VTEC
View Source
Honda Group PT-2021

Common Reliability Issues - HONDA N22A1 Compatible Models

The N22A1's primary reliability consideration is potential oil consumption in early builds, with Honda's internal data indicating a measurable improvement after the March 2011 update. UK DVSA MOT statistics show no significant pattern of engine-related failures for this model, suggesting overall robustness. Adherence to the correct oil specification and change intervals is critical for long-term health.

Excessive oil consumption (early builds)
Symptoms: Low oil level warning light, need to top up oil between services, blue smoke from exhaust under heavy load.
Cause: Design of original piston rings in engines built before March 2011 allowed for higher oil seepage into the combustion chamber.
Fix: For affected engines, the repair per Honda SIB A10-031 involves replacing the pistons and rings with the updated design. Regular oil level checks are essential for pre-update engines.
VTEC solenoid or oil pressure switch failure
Symptoms: Check Engine Light (CEL) with VTEC-related codes (e.g., P2646, P2647), loss of high-RPM power, engine may feel sluggish.
Cause: Contaminated engine oil or age-related wear can cause the VTEC oil pressure switch or solenoid to malfunction, preventing the system from engaging.
Fix: Replace engine oil and filter with correct specification; if codes persist, replace the VTEC solenoid and/or oil pressure switch per Honda TIS procedure.
Timing chain tensioner wear
Symptoms: Rattling noise from the front of the engine, especially at startup or under load; potential for timing chain to jump if severe.
Cause: Normal wear over very high mileage can affect the hydraulic tensioner's ability to maintain proper chain tension.
Fix: Replace the timing chain tensioner and inspect the chain and guides for wear. This is a preventative measure typically recommended after 150,000 km.
Coolant leaks from thermostat housing or water pump
Symptoms: Coolant puddle under the car, low coolant level, engine temperature warning light.
Cause: Age-related degradation of gaskets and seals in the coolant system, particularly around the plastic thermostat housing and water pump.
Fix: Replace the leaking component (thermostat housing assembly or water pump) and its associated gaskets with OEM parts. Refill with correct Honda coolant.
Research Basis

Analysis derived from Honda technical bulletins (2009-2014) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.

HONDA N22A1 FAQ Common Questions Answered

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

Yes, the N22A1 is generally considered a reliable and robust engine. Its main known issue, excessive oil consumption, was addressed by Honda in 2011. With proper maintenance, including using the correct 5W-30 oil and regular changes, these engines can easily exceed 200,000 km without major issues.

The most common problem is excessive oil consumption, but this primarily affects engines built before March 2011. Other potential issues include VTEC system faults (solenoid/switch), timing chain tensioner wear at very high mileage, and coolant leaks from the thermostat housing or water pump. These are well-documented in Honda service information.

The N22A1 engine was used exclusively in the third-generation Honda CR-V (chassis codes RE3 and RE4) from 2009 to 2014. It was offered as the 2.2-litre i-VTEC petrol option in various global markets, including Europe.

The N22A1 has limited tuning potential due to its SOHC design and focus on reliability over performance. Basic ECU remaps might yield minor gains of 5-10 kW, but significant power increases would require forced induction, which is complex and not commonly supported. Most owners prioritize its dependable nature.

Official combined fuel economy for the CR-V 2.2 i-VTEC is approximately 8.5 L/100km (33 mpg UK). Real-world driving typically results in figures between 9-11 L/100km (26-31 mpg UK), depending on driving style and conditions. It is not considered a particularly economical engine by modern standards.

Yes. The N22A1 is an interference engine. If the timing chain were to fail or jump, the pistons would collide with the open valves, causing severe internal engine damage. Fortunately, the timing chain is very durable and designed to last the engine's lifetime with proper maintenance.

Honda specifies 5W-30 engine oil meeting their HTO-06 specification. Using the correct oil is crucial for the proper operation of the i-VTEC system and to minimize wear. Always refer to your owner's manual and change the oil at the recommended intervals, especially if you have an early-build engine.

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

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

Primary Sources

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

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