Jaguar XF 3.0 SC Specialists

Jaguar XF 3.0 SC Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Jaguar XF 3.0 SC engine specialists. Compare prices on reconditioned, rebuilt and used engines - supply & fit available nationwide.

Supply & Fit Available

12-Month Warranty

Nationwide Delivery

100+ Suppliers

Jaguar XF 3.0 SC Engine

from£6,000 to £9,500

Usedfrom £2,500
Reconditionedfrom £4,500
Common codesAJ126

Jaguar xfUsed Engine — AJ126

Jaguar xf 3.0 SC Reconditioned Engine — AJ126

Jaguar xfReconditioned Engine — AJ126

Jaguar xfRebuilt Engine — AJ126

Instant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide Network

How it works

3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

Jaguar XF 3.0 SC Engine History & Specs at a Glance

When the Jaguar XF 3.0 SC (often badged as the XF S) launched, it bridged the gap between the standard V6 and the fire-breathing XFR V8, delivering supercharged performance with a refined daily-driving character. Over its production run, it retained the robust AJ126 supercharged V6 architecture with minor refinements for emissions and cooling.

2013
AJ126 3.0L Supercharged Petrol introduced (340hp), replacing the naturally aspirated 3.0 V6 in the XF S.
2015
X260 generation launch; AJ126 power output increased to 380hp, featuring updated engine management and improved cooling systems.
2020
Production of the 3.0 SC variant ends as Jaguar shifts focus to mild-hybrid 4-cylinder Ingenium engines.

Every engine fitted to the Jaguar XF 3.0 SC is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Jaguar XF 3.0 SC Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

AJ126 — 3.0L Petrol (2013-2020)

Power Output: 340-380hp
Years Fitted: 2013-2020

Can’t find your exact engine code?-> Get quotes for AJ126 Jaguar XF 3.0 SC engine replacement

-> Get quotes for AJ126 Jaguar XF 3.0 SC engine replacement

Common failure points and repair options

Cooling System & Water Pump Failure

Affected: Jaguar XF 3.0 SC (AJ126, 2013-2020)
Typical failure mileage: 60,000 - 100,000 miles

Root cause

Plastic coolant crossover pipes and water pump housings degrade under repeated thermal cycling, leading to external leaks or internal coolant loss that can cause overheating.

Repair options

Repair tier	Dealer price	Specialist price
Preventative Water Pump & Crossover Pipe Replacement	£1,200-£1,800	£700-£1,100
Full Replacement - rebuilt/reconditioned engine	£8,500-£12,000	£6,000-£9,500

Our recommendation

If your XF 3.0 SC is showing early signs of coolant loss but the engine has not overheated, invest in a preventative water pump and crossover pipe replacement immediately. If the engine has already suffered thermal damage or seized, a professionally rebuilt unit with upgraded cooling components is the most reliable long-term solution.

-> Compare rebuilt AJ126 Jaguar XF 3.0 SC engine prices

Supercharger Coupler & Timing Chain Wear

Affected: Jaguar XF 3.0 SC (AJ126, 2013-2020)
Typical failure mileage: 70,000 - 120,000 miles

Root cause

The supercharger snout coupler wears over time, causing a rattling noise on idle. Concurrently, timing chain tensioners can lose hydraulic pressure, risking chain stretch.

Repair options

Repair tier	Dealer price	Specialist price
Supercharger Coupler & Timing Chain Preventative Service	£2,500-£3,500	£1,500-£2,200
Full Replacement - rebuilt/reconditioned engine	£8,500-£12,000	£6,000-£9,500

Our recommendation

Do not ignore a rattling noise on cold start or idle from the front of the engine. Addressing supercharger coupler and timing chain wear preventatively is significantly cheaper than a full engine replacement. If catastrophic failure has occurred, a rebuilt engine is the only safe path forward.

-> Compare rebuilt AJ126 Jaguar XF 3.0 SC engine prices

Don't Let Engine Failure Write Off Your Jaguar XF 3.0 SC

Cooling system degradation and timing component wear are the primary threats to your XF 3.0 SC's longevity. The common thread across these issues is simple: early diagnosis saves thousands, while ignoring warning signs inevitably leads to a full replacement. EnginesMarket makes it simple to compare prices from trusted UK Jaguar XF 3.0 SC specialists who fit upgraded components designed to prevent repeat failure. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty, nationwide delivery available, and supply-and-fit options from our network. Compare prices today and get back on the road without paying the main dealer premium.

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FAQ

Jaguar XF 3.0 SC Engine ReplacementFrequently Asked Questions

Everything Jaguar XF 3.0 SC owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

A Jaguar XF 3.0 SC (AJ126) engine replacement typically costs between £6,000 and £9,500 for a fully rebuilt unit, or £4,500 to £7,500 for a reconditioned unit. Supply-only prices exclude fitting.

Rebuilt AJ126 engines: £6,000-£9,500 [EM-QUOTE]
Reconditioned AJ126 engines: £4,500-£7,500 [EM-QUOTE]
Labour adds approximately £780-£1,040 for specialist supply & fit.

-> Compare Jaguar XF 3.0 SC engine replacement prices

Early warning signs include a distinct rattling or whining noise from the front of the engine on idle or cold start, reduced performance, and occasional coolant loss warnings.

Rattling on cold start indicates timing chain tensioner wear.
Whining or clattering on idle often points to supercharger coupler degradation.
Unexplained coolant loss suggests crossover pipe or water pump failure.

-> Get quotes for AJ126 Jaguar XF 3.0 SC engine replacement

Yes, for most examples. With typical UK values ranging from £8,000 to £25,000 depending on the year, a £6,000-£9,500 rebuilt engine replacement is financially viable and restores the car's performance and reliability.

Rebuilt engines include upgraded components addressing known weak points.
A 12-month unlimited mileage warranty provides peace of mind.
Significantly cheaper than purchasing a new vehicle while retaining the XF S driving experience.

-> Speak to a Jaguar XF 3.0 SC engine specialist

A professional Jaguar XF 3.0 SC engine replacement typically takes 12 to 16 hours of labour. This includes removal, installation, and essential ECU coding.

Specialist workshops can often complete the job in 2-3 days.
JLR SDD or Pathfinder diagnostic coding is mandatory for the AJ126 engine.
Supply & fit packages handle all programming and fluid top-ups.

-> Find Jaguar XF 3.0 SC engine supply & fit deals

Yes, it is non-negotiable. The AJ126 supercharged V6 requires JLR SDD or Pathfinder diagnostic tool programming to synchronise the new engine with the vehicle's immobiliser and security systems.

DIY installation without proper coding will prevent the car from starting.
Specialist supply & fit services always include full ECU coding as standard.
Ensures all engine management systems recognise the replacement unit's parameters.

-> Find Jaguar XF 3.0 SC engine specialists with full coding capability

Why Choose Us

Compare Jaguar XF 3.0 SC Engine Prices Today

Comparing quotes is 100% free and carries no obligation. Whether you need a used, reconditioned, or fully rebuilt AJ126 engine, our network of vetted UK Jaguar XF 3.0 SC specialists will provide transparent, itemised pricing tailored to your exact registration and engine code. Get back on the road with confidence and a comprehensive warranty.

500+500+ Jaguar XF 3.0 SC engines supplied through our network

12-Month12-Month Warranty on every rebuilt Jaguar XF 3.0 SC engine

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Compare quotes from trusted UK Jaguar XF 3.0 SC engine specialists with warranty-backed rebuilt, reconditioned and used options nationwide.