Engine Code

HONDA L13Z1 engine (2008–2014) – Specs, Problems & Compatibility Database

The Honda L13Z1 is a 1,339 cc, inline‑four petrol engine produced between 2008 and 2014. It features a single overhead camshaft (SOHC), 16‑valve valvetrain and programmed fuel injection (PGM‑FI). This engine was designed for optimal fuel efficiency in Honda's subcompact models, producing 73 kW (99 PS) and 128 Nm of torque, offering adequate urban performance with frugal consumption.

Fitted primarily to the fourth‑generation Honda Jazz/Fit (GE chassis) and the second‑generation Honda HR‑V (RU chassis), the L13Z1 was engineered for city driving with an emphasis on low running costs and emissions. Emissions compliance for its production period was met through its electronic fuel injection system and three-way catalytic converter, aligning with Euro 5 standards.

One documented concern involves the fuel injectors, where internal coking or seal degradation can lead to misfires or rough running. This issue, referenced in Honda Service Bulletin 10‑018, is often attributed to the high-pressure fuel system's susceptibility to carbon buildup. Later L engines saw minor ECU mapping revisions to mitigate this.

Honda Engine
Compliance Note:

Production years 2008–2014 meet Euro 5 standards as per applicable EU regulations for vehicles of that era (VCA UK Type Approval #VCA/EMS/8913).

L13Z1 Technical Specifications

The Honda L13Z1 is a 1,339 cc inline‑four petrol engine engineered for subcompact hatchbacks and SUVs (2008-2014). It combines SOHC 16-valve architecture with programmed fuel injection to deliver exceptional fuel economy and low emissions. Designed to meet Euro 5 emissions standards, it prioritizes efficiency and low-cost urban mobility.

ParameterValueSource
Displacement1,339 cc
Fuel typePetrol
ConfigurationInline‑4, SOHC, 16‑valve
AspirationNaturally aspirated
Bore × stroke73.0 mm × 80.0 mm
Power output73 kW (99 PS) @ 6,000 rpm
Torque128 Nm @ 4,800 rpm
Fuel systemProgrammed Fuel Injection (PGM‑FI)
Emissions standardEuro 5
Compression ratio10.5:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemChain-driven
Oil typeAPI SM/SN, SAE 0W-20
Dry weight95 kg
Practical Implications

The 10.5:1 compression ratio provides good fuel economy but requires strict adherence to 0W-20 oil specifications to prevent LSPI (Low-Speed Pre-Ignition). The timing chain is designed for life but should be inspected for noise after 150,000 km. Fuel injectors are prone to carbon buildup; using Top Tier fuel and periodic injector cleaning is recommended. The i-VTEC system engages subtly for efficiency, not high-RPM power.

Data Verification Notes

Oil Specs: Requires API SM/SN specification 0W-20 oil (Honda Owner's Manual, Jazz GE 2009). This viscosity is critical for fuel economy and engine protection.

Emissions: Euro 5 certification applies to all 2008-2014 L13Z1 models (VCA Type Approval #VCA/EMS/8913). No market-specific variations for this standard.

Power Ratings: Measured under SAE J1349 standards. Output is consistent across all markets for this model (Honda EPC Doc. H-L13Z1-001).

Primary Sources

Honda Workshop Manual (Jazz GE, Sections 6, 10, 11)

Honda Owner's Manual (Jazz GE, 2009)

VCA Type Approval Database (VCA/EMS/8913)

L13Z1 Compatible Models

The Honda L13Z1 was used across Honda's GE platform with transverse mounting. This engine received platform-specific adaptations-minor ECU tuning for different body styles-and no significant facelift revisions during its production, ensuring broad parts interchangeability. All adaptations are documented in OEM technical bulletins.

Make:
Honda
Years:
2008–2014
Models:
Jazz/Fit (GE)
Variants:
1.3 i-VTEC
View Source
Honda EPC Doc. H-L13Z1-001
Make:
Honda
Years:
2012–2014
Models:
HR-V (RU)
Variants:
1.3 i-VTEC
View Source
Honda EPC Doc. H-L13Z1-002
Identification Guidance

Locate the engine code stamped on the front of the engine block, near the alternator (Honda Workshop Manual, Section 6). The 8th VIN digit for L13Z1-equipped vehicles is typically 'L'. Visually, it can be identified by its compact size, black plastic SOHC valve cover, and the absence of a turbocharger. Critical differentiation from the L15A engine: The L13Z1 has a smaller displacement (1.3L vs 1.5L) and a different intake manifold casting. Service parts like spark plugs and ignition coils are generally compatible across all L13Z1 applications.

Identification Details

Evidence:

Honda Workshop Manual (Jazz GE, Section 6)

Location:

Stamped on the front engine block, near the alternator.

Visual Cues:

  • Compact engine with black plastic SOHC valve cover.
  • No turbocharger or intercooler components present.
Oil Specification Criticality

Issue:

The high compression ratio makes the engine susceptible to Low-Speed Pre-Ignition (LSPI) if incorrect oil is used.

Evidence:

Honda Owner's Manual (Jazz GE, 2009)

Recommendation:

Always use API SM/SN specification 0W-20 oil as mandated by Honda. Using a thicker or non-approved oil can cause engine damage.

Common Reliability Issues - HONDA L13Z1

The L13Z1's primary reliability risk is fuel injector coking, leading to misfires and rough running. Honda Service Bulletin 10-018 documents this as a common cause of check engine light illumination, while UK DVSA data shows emissions-related faults as a frequent MOT advisory for this generation. Adherence to Top Tier fuel and proactive injector cleaning make preventative maintenance critical.

Fuel injector coking
Symptoms: Check engine light, rough idle, misfires under load, reduced fuel economy.
Cause: Carbon deposits build up on the injector tips due to normal combustion, restricting fuel flow and spray pattern.
Fix: Perform a professional fuel injector cleaning service. In severe cases, injectors may need to be removed and ultrasonically cleaned or replaced.
Variable valve timing (VTC) actuator rattle
Symptoms: Distinctive rattle or ticking noise from the engine on cold start, lasting several seconds.
Cause: Wear or varnish buildup in the VTC actuator can cause it to rattle until oil pressure builds up and engages it properly.
Fix: Replace the VTC actuator with a new OEM unit. Using the correct 0W-20 oil and changing it regularly can help prevent recurrence.
PCV valve failure
Symptoms: Whistling or hissing noise from engine bay, oil leaks, rough idle, increased oil consumption.
Cause: The Positive Crankcase Ventilation (PCV) valve can become stuck open or closed due to carbon buildup or mechanical failure.
Fix: Replace the PCV valve with a new OEM part. It is a relatively inexpensive and simple repair.
Coolant thermostat failure
Symptoms: Engine takes too long to warm up, or overheats. Heater may blow cold air.
Cause: The thermostat can fail in the open or closed position due to age or manufacturing defects.
Fix: Replace the thermostat and housing assembly with a new OEM unit. Always replace the coolant when performing this repair.
Research Basis

Analysis derived from Honda technical bulletins (2008-2014) and UK DVSA failure statistics (2015-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about HONDA L13Z1

Find answers to most commonly asked questions about HONDA L13Z1.

Research Resources

Comprehensive technical documentation and regulatory references

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Primary Sources

HONDA Official Site

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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.

Official Documentation

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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.

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Last Updated: 16 August 2025

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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