Renault Laguna Engine ReplacementReconditioned & Used Prices Compared

Typical rebuilt Renault Laguna engine prices range from £750 for a 1.6L petrol to £2,200 for a 2.0 dCi diesel, supply only. Supply & fit adds £350-£650 labour depending on location and workshop.

• F9Q 1.9 dCi rebuilt engines typically £950-£1,800 supply only
• M9R 2.0 dCi rebuilt engines typically £1,200-£2,200 supply only
• F4R 2.0 petrol rebuilt engines typically £850-£1,600 supply only
• Supply & fit labour adds £350-£650 to engine price
• All prices include minimum 12-month unlimited mileage warranty

Main Renault Laguna engine codes are F9Q (1.9 dCi diesel), M9R (2.0 dCi diesel), F4R (2.0 petrol) and K4M (1.6 petrol), with suffix numbers indicating power output and emissions spec.

• F9Q-700/760/762: 1.9 dCi diesel 107-130hp, Laguna II 2001-2007
• M9R-700/744: 2.0 dCi diesel 150-175hp, Laguna III 2007-2015
• F4R-700/764: 2.0 petrol 135-140hp, Laguna II 2001-2007
• K4M-720: 1.6 petrol 110hp, entry-level trims 2001-2007
• Always verify code via VIN or engine plate before ordering replacement

Yes, reconditioned Renault Laguna engines from vetted UK specialists are reliable when rebuilt to OEM spec with upgraded components addressing known failure points like injectors or turbos.

• Reconditioned engines undergo strip, clean, inspection and parts replacement
• Upgraded injectors, turbos or tensioners address model-specific weaknesses
• Dyno-tested before dispatch with 12-month unlimited mileage warranty
• Choose suppliers offering compression test reports and mileage verification

Typical Renault Laguna engine supply & fit takes 2-4 days from order to collection, including engine dispatch, fitting, ECU coding and road testing at a partner garage.

• Engine dispatch usually 24-48 hours from order confirmation
• Fitting takes 1 day at partner garage with pre-booked slot
• ECU coding and road testing completed before vehicle collection
• Nationwide garage network covers most UK postcodes for convenience

Swapping a 1.9 dCi for a 2.0 dCi in a Renault Laguna is possible but requires ECU reprogramming, wiring modifications and emissions compliance checks - not recommended without specialist support.

• M9R 2.0 dCi uses different ECU and wiring harness than F9Q 1.9 dCi
• ECU reprogramming and immobiliser matching required for swap to work
• Emissions compliance may be affected; verify ULEZ/CAZ rules before swap
• Specialist engine fitters can advise on feasibility and additional costs

The most common Renault Laguna engine problem is injector wear on the 1.9 dCi F9Q engine, causing rough running, power loss and diesel dilution in oil after 70k-120k miles.

• F9Q injector wear causes uneven fuel delivery and rough idle
• EGR valve clogging and turbo actuator faults also frequent on F9Q/M9R diesels
• F4R petrol engines commonly suffer timing belt tensioner wear if not serviced
• Early diagnosis and preventative maintenance can avoid catastrophic failure

Yes, every Renault Laguna engine supplied through EngineMarket includes a minimum 12-month unlimited mileage warranty covering parts and labour at any UK workshop.

• 12-month unlimited mileage warranty standard on rebuilt/reconditioned units
• Warranty covers parts and labour at any UK VAT-registered garage
• Some suppliers offer extended warranty options for additional cost
• Always confirm exact warranty terms with chosen supplier before purchase

Find your Renault Laguna engine code on the engine identification plate (usually on timing cover or cylinder head), in the V5C logbook, or by entering your registration for instant DVLA lookup.

• Engine plate typically shows code like F9Q-760 or M9R-700
• V5C logbook section V.5 may list engine code or displacement
• DVLA registration lookup instantly confirms engine code and variant
• Take photo of engine plate when ordering replacement to avoid errors

A used Renault Laguna engine can be worth buying if sourced from a reputable breaker with mileage verification, compression test report and warranty, offering budget replacement for older vehicles.

• Used engines cost £750-£1,600 vs £950-£2,200 for rebuilt units
• Request mileage confirmation and compression test before purchase
• Ensure compatibility with your variant's ECU and emissions hardware
• Budget option best for older Lagunas or tight-budget replacements

Yes, Renault Laguna engines are delivered nationwide UK via courier or specialist transport, with next-day delivery available on many rebuilt units and collection service offered by some suppliers.

• Most suppliers offer next-day UK mainland delivery on rebuilt engines
• Larger engines may require specialist transport; confirm cost before order
• Collection service available at some supplier depots to save delivery fees
• Engine packaged securely with lifting points and protection for transit