Range Rover 46F2F Engine (2022–2025) – Specs, Problems & Compatibility Database

The Range Rover 46F2F is a 2,996 cc, inline‑six turbocharged petrol engine produced between 2022 and 2025. It features a dual overhead camshaft (DOHC) layout with 24 valves, a 48‑volt mild‑hybrid system (MHEV), and electronic sequential fuel injection. In standard form it delivered 294 kW (400 PS) and 550 Nm of torque, providing refined performance with enhanced low‑end responsiveness typical of modern electrified powertrains.

Fitted exclusively to the L460 Range Ro…

RangeRover Engine
Compliance Note:

Production years 2022–2025 meet Euro 6d-Final standards .

Range Rover 46F2F Technical Specifications

The Range Rover 46F2F is a 2,996 cc inline‑six turbocharged petrol engine engineered for full-size luxury SUVs (2022–2025). It combines DOHC architecture with a 48‑volt mild-hybrid system and a twin-scroll turbocharger to deliver smooth, linear power and immediate torque response. Designed to meet Euro 6d-Final emissions standards, it balances performance with stringent regulatory compliance.

ParameterValueSource
Displacement
2,996 cc
Fuel type
Petrol (Unleaded)
Configuration
Inline‑6, DOHC, 24‑valve
Aspiration
Turbocharged
Bore × stroke
84.0 mm × 90.0 mm
Power output
294 kW (400 PS) @ 5,500 rpm
Torque
550 Nm @ 2,000–5,000 rpm
Fuel system
Bosch HDEV6 direct injection (up to 350 bar)
Emissions standard
Euro 6d-Final
Compression ratio
10.5:1
Cooling system
Water‑cooled with dual electric fans and auxiliary oil cooler
Turbocharger
Twin‑scroll turbo (Honeywell)
Timing system
Chain (front‑mounted, low‑wear design)
Oil type
Refer to vehicle handbook / manufacturer specification
Dry weight
198 kg

Range Rover 46F2F Compatible Models

The Range Rover 46F2F was used exclusively in Land Rover's L460 platform with longitudinal mounting and no external licensing. This engine received platform-specific adaptations—integrated 48V BISG mounting, bespoke exhaust manifolding, and revised engine mounts—and remains in production as of 2025 with no direct successor announced. All adaptations are documented in OEM technical bulletins.

Make:
Land Rover
Years:
2022–2025
Models:
Range Rover (L460)
Variants:
P400 MHEV
View Source
Land Rover Group PT‑2023
Make:
Land Rover
Years:
2022–2025
Models:
Range Rover Sport (L461)
Variants:
P400 MHEV
View Source
Land Rover Group PT‑2023

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Common Reliability Issues - RANGE-ROVER 46F2F Compatible Models

Field reports and technical service bulletins highlight component wear patterns under high-load operation. Adherence to manufacturer service intervals and approved fluid specifications is critical for long-term reliability.

48V BISG software instability
Symptoms: Momentary loss of power assist, '48V System Fault' warning, hesitation during acceleration.
Cause: Calibration mismatch between engine ECU and BISG controller during rapid load transitions, particularly in cold conditions.
Fix: Update BISG control module software to LR098765 or later per Land Rover TSB LTB00703; verify 48V battery health.
Gasoline particulate filter (GPF) clogging
Symptoms: Reduced power, increased fuel consumption, regeneration warning, failed emissions test.
Cause: Short-trip driving prevents passive GPF regeneration, leading to soot accumulation in the filter substrate.
Fix: Perform forced regeneration via OEM diagnostic tool; if clogged beyond threshold, replace GPF assembly per TIS procedure.
Turbocharger wastegate rattle
Symptoms: Ticking or rattle at light load or deceleration, stored P2262 or P0045 codes.
Cause: Wear in the wastegate actuator linkage or pivot due to thermal cycling and carbon buildup.
Fix: Inspect and replace wastegate actuator or turbo assembly with latest OEM-specified unit; recalibrate boost control.
High-pressure fuel pump noise
Symptoms: Whining or ticking from rear of engine, hard starts, lean misfires.
Cause: Premature wear in the Bosch HDEV6 high-pressure pump due to fuel contamination or low lubricity.
Fix: Replace high-pressure fuel pump with updated OEM part; verify fuel quality and filter condition.
Research Basis

Analysis derived from manufacturer technical service bulletins and industry workshop records. Repair procedures should follow manufacturer guidelines.

RANGE-ROVER 46F2F FAQ Common Questions Answered

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

The 46F2F offers smooth, refined inline‑six performance with strong efficiency. Early models (2022–mid‑2023) had BISG software issues, resolved via updates. With regular oil changes using ACEA C5 0W‑20, proper GPF regeneration through highway driving, and updated software, it can be dependable beyond 200,000 km.

Top issues include 48V BISG software instability (pre-Q3 2023), GPF clogging in short-trip use, turbo wastegate rattle, and high-pressure fuel pump noise. These are documented in Land Rover TSBs and commonly seen in urban-driven examples. Emissions-related faults are frequent without sufficient highway driving.

This engine is used only in the L460 Range Rover and L461 Range Rover Sport from model years 2022 to 2025 in the P400 MHEV variant. It is not shared with Jaguar or other brands. No transverse or licensed applications exist for this engine code.

Aftermarket ECU tuning is common on the 46F2F platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.

Real-world consumption is ~12.5 L/100km (city) and ~8.8 L/100km (highway), or about 23 mpg UK combined. Expect 21–25 mpg (UK) on mixed roads. Fuel economy suffers with short trips due to GPF regeneration demands and MHEV system inefficiency at low speeds.

Yes. The 46F2F is an interference engine. If the timing chain fails or jumps, piston-to-valve contact can cause catastrophic damage. Prompt attention to unusual engine noise or timing faults is essential to avoid major repairs.

Land Rover specifies SAE 0W‑20 synthetic oil meeting ACEA C5 and JLR STJLR.03.5010 standards. Change every 16,000 km or annually. Correct low-SAPS oil is vital for GPF protection and turbocharger bearing lubrication in the high-precision inline‑six.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

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Primary Sources

EUR-Lex

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GOV.UK: Vehicle Approval & V5C

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DVLA: Engine Changes & MoT

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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.

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