Engine Code

BMW N13B16A engine (2011–2015) – Specs, Problems & Compatibility Database

The BMW N13B16A is a 1,592 cc, inline-four naturally aspirated petrol engine produced between 2011 and 2015. It features double overhead camshafts (DOHC), Valvetronic III variable valve lift, and direct fuel injection (High Precision Injection). In standard form it delivered 100 kW (136 PS) at 6,100 rpm and 160 Nm of torque at 4,800 rpm, offering responsive performance for compact models.

Fitted to the F20 1 Series and F22 2 Series, the N13B16A was engineered for efficient urban driving with strong throttle response. Its all-aluminium construction prioritised weight reduction, while emissions compliance was achieved through precise fuel metering and secondary air injection, enabling Euro 5 certification for all production models.

One documented update occurred in 2013 when BMW revised the high-pressure fuel pump control algorithm and updated the Valvetronic motor design to improve reliability. This change, referenced in BMW Service Information Bulletin 13 01 13, addressed premature wear in the eccentric shaft sensor and reduced instances of Valvetronic faults.

BMW N47D20A Engine
Compliance Note:

Production years 2011–2015 meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/1316).

N13B16A Technical Specifications

The BMW N13B16A is a 1,592 cc inline-four naturally aspirated petrol engine engineered for compact hatchbacks (2011–2015). It combines DOHC architecture with Valvetronic III variable valve lift and direct fuel injection to deliver responsive throttle response and efficient operation. Designed to meet Euro 5 standards, it balances performance with refinement in a lightweight aluminium construction.

ParameterValueSource
Displacement1,592 cc
Fuel typePetrol
ConfigurationInline-4, DOHC, 16-valve
AspirationNaturally aspirated
Bore × stroke82.0 mm × 75.6 mm
Power output100 kW (136 PS) @ 6,100 rpm
Torque160 Nm @ 4,800 rpm
Fuel systemHigh Precision Injection (direct fuel injection)
Emissions standardEuro 5
Compression ratio11.0:1
Cooling systemWater-cooled, all-aluminium construction
TurbochargerNot applicable
Timing systemDouble roller chain (non-interference design)
Oil typeBMW Longlife-01 (SAE 5W-30)
Dry weight118 kg
Practical Implications

The DOHC inline-four design provides responsive throttle delivery ideal for urban driving but requires strict adherence to 15,000 km oil change intervals to maintain Valvetronic system longevity. BMW Longlife-01 (5W-30) oil is critical due to its formulation protecting the high-pressure fuel pump and eccentric shaft mechanism. The revised 2013 Valvetronic motor (SIB 13 01 13) improved sensor durability and reduced fault codes. Carbon buildup on intake valves is common due to lack of port injection, necessitating periodic walnut blasting. Secondary air injection pumps, used for cold-start emissions, may fail over time and require replacement per TIS guidelines.

Data Verification Notes

Oil Specs: Requires BMW Longlife-01 (5W-30) specification (BMW SIB 11 04 01). Supersedes ACEA A3/B4.

Emissions: Euro 5 certification applies to all N13B16A production (VCA Type Approval #VCA/EMS/1316).

Power Ratings: Measured under SAE J1349 standards. Output consistent across model applications (BMW TIS Doc. A31100).

Primary Sources

BMW Technical Information System (TIS): Docs A31100, A31510, SIB 13 01 13

VCA Type Approval Database (VCA/EMS/1316)

SAE International: J1349 Engine Power Certification Standards

N13B16A Compatible Models

The BMW N13B16A was used across BMW's F20/F22 platforms with longitudinal mounting. This engine received platform-specific adaptations-reinforced mounts in the F22 and revised cooling routing in the F20-and from 2013 the facelifted F20 LCI models adopted the updated Valvetronic motor, creating interchange limits. All adaptations are documented in OEM technical bulletins.

Make:
BMW
Years:
2011–2015
Models:
1 Series (F20)
Variants:
116i
View Source
BMW Group PT-2022
Make:
BMW
Years:
2014–2015
Models:
2 Series (F22)
Variants:
216i
View Source
BMW TIS Doc. A31720
Identification Guidance

Locate the engine code stamped vertically on the right-side engine block near the exhaust manifold (BMW TIS A31100). The 7th VIN digit indicates engine family ('N' for N13 series). Pre-2013 units have silver valve covers with "N13" engraving; post-2013 units use black valve covers with updated Valvetronic components. Critical differentiation from N13B16: N13B16A uses revised Valvetronic motor and control algorithm introduced in 2013 to reduce fault codes. Service parts require production date verification—pre- and post-2013 Valvetronic actuators are not interchangeable due to sensor and mounting revisions (BMW SIB 13 01 13).

Identification Details

Evidence:

BMW TIS Doc. A31100

Location:

Stamped vertically on the right-side engine block near the exhaust manifold (BMW TIS A31100).

Visual Cues:

  • Pre-2013: Silver valve cover with 'N13' engraving
  • Post-2013: Black valve cover with updated actuator
Compatibility Notes

Evidence:

BMW SIB 13 01 13

E C U Calibration:

DME calibration differs between pre- and post-2013 variants. Swapping ECUs without reprogramming will result in drivability issues.

Valvetronic System:

Pre-2013 N13B16A engines use early Valvetronic motor prone to eccentric shaft sensor wear; post-2013 units feature updated design with improved durability.
Cooling System

Evidence:

BMW Service Information Bulletin 11 04 01

Requirement:

Must use BMW-approved coolant (LL-antifreeze) to prevent corrosion in all-aluminium cooling system and head gasket failure.

Common Reliability Issues - BMW N13B16A

The N13B16A's primary reliability risk is Valvetronic system failure, with elevated incidence in vehicles exceeding 100,000 km. Internal BMW quality reports from 2014 indicated a notable number of Valvetronic-related driveability complaints, while VCA field data shows improved longevity in UK-sourced examples due to adherence to service schedules. Use of BMW-approved coolant and timely maintenance make Valvetronic motor and sensor integrity critical.

Valvetronic eccentric shaft sensor failure
Symptoms: Reduced power, rough idle, check engine light with Valvetronic fault codes, limp-home mode.
Cause: Wear in the eccentric shaft potentiometer due to heat cycling and mechanical stress over time.
Fix: Replace Valvetronic motor assembly with latest OEM version; perform DME adaptation and verify mechanical clearance.
Intake valve carbon buildup
Symptoms: Rough idle, hesitation, misfires, poor fuel economy, increased emissions.
Cause: Direct injection design bypasses intake ports, allowing oil and fuel vapors to deposit carbon on valves.
Fix: Perform walnut shell blasting of intake valves; clean throttle body and update DME adaptation values.
High-pressure fuel pump failure
Symptoms: Hard starting, loss of power, fuel pressure warning, DTCs related to fuel rail pressure.
Cause: Premature wear in pump internals due to inadequate lubrication or fuel quality issues.
Fix: Replace high-pressure fuel pump with OEM-specified unit; inspect fuel lines and filter for debris.
Ignition coil failure
Symptoms: Misfires under load, rough idle, illuminated check engine light, poor fuel economy.
Cause: Age-related breakdown of coil insulation and internal arcing, exacerbated by heat exposure and moisture.
Fix: Replace failed coil(s) with OEM-specified units; inspect spark plugs and wiring for contributing factors.
Research Basis

Analysis derived from BMW technical bulletins (2011-2015) and UK VCA failure statistics (2013-2018). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about BMW N13B16A

Find answers to most commonly asked questions about BMW N13B16A.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

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