Engine RepairSubaru

Subaru Engine Repair in Vantaa

Boxer soundtrack — kept healthy.

Subaru's boxer engines are unique — with their own quirks. We know the head gaskets, turbos and CVT transmissions.

Subaru engine repair at STG Autohuolto

Engine families we service

2.0 FA/FB2.5 FA/FB2.0/2.5 EJ Turbo1.6/2.0 CVT
STG mechanic working on a Subaru engine
Known faults

Subaru

Subaru — known engine faults we repair

Every brand has weak spots. These are the Subaru faults we know best — diagnosed, documented and repaired with OE-quality parts.

  1. EJ-series head gasket leak

    Symptom

    Oil leak from the side of the engine, overheating.

    Our fix

    Head gasket replacement — a known EJ issue. We use the updated MLS gasket.

  2. FB-series oil consumption

    Symptom

    Oil burn of ~1 L per 1500 km, no visible smoke.

    Our fix

    Subaru offers warranty extensions — a ring overhaul fixes it permanently.

  3. Persistent CVT vibration

    Symptom

    Vibration while driving, slipping on acceleration.

    Our fix

    CVT oil change and filter service. We recommend every 60,000 km.

PricingSubaru

Subaru engine jobs — starting prices

Market-average prices for Subaru vehicles in Finland. Final price depends on engine model and parts availability — we always give you a fixed quote before any work starts.

from 1120 €

Engine Replacement

Replacing a faulty engine with a new or reconditioned unit. Comprehensive work with warranty.

from 1670 €

Subaru

Head Gasket Replacement

Replacing a worn or leaking head gasket. Prevents coolant mixing with engine oil.

from 995 €

Timing Chain Replacement

Replacing the timing chain, sprockets, and tensioners. Prevents serious engine damage.

from 300 €

Timing Belt Replacement

Replacing timing belt, tensioner pulley and water pump. Prevents costly engine damage.

from 990 €

Cylinder Head Replacement

Replacing a damaged cylinder head. Repairs damage caused by overheating.

from 990 €

Turbocharger Replacement

Replacing a faulty turbocharger. Restores engine power and performance.

from 947 €

Turbocharger Service

Servicing and inspecting the turbocharger. Extends turbo lifespan and maintains performance.

from 847 €

Crankshaft Replacement

Replacing a faulty crankshaft. Complex engine repair work carried out professionally.

from 590 €

Oil Pump Replacement

Replacing a faulty oil pump. Ensures adequate oil pressure and engine lubrication.

from 330 €

Water Pump Replacement

Replacing a faulty water pump. Ensures proper coolant circulation and optimal engine temperature.

from 720 €

DPF Replacement

Replacing or cleaning the diesel particulate filter (DPF). Clears fault codes and restores performance.

from 260 €

Subaru

DPF Cleaning (Particulate Filter)

A mechanical DPF clean restores filter flow to near-new condition without the cost of replacing the part.

from 361 €

Subaru

EGR Valve Replacement

Replacing or cleaning the EGR valve. Improves engine performance and reduces emissions.

from 290 €

Intake Manifold Cleaning

Cleaning a clogged intake manifold. Improves engine breathing and performance.

from 159 €

Subaru

Spark Plug Replacement

Replacing spark plugs according to manufacturer schedule. Improves engine running and reduces fuel consumption.

from 229 €

Glow Plug Replacement

Replacing diesel engine glow plugs. Ensures reliable cold-weather starting.

Diagnostics

How we diagnose Subaru engine faults

First we isolate the root cause, then we choose the repair. That avoids unnecessary parts and makes the estimate reliable.

Brand-specific fault-code and live-data check

We start with diagnostics matched to 2.0 FA/FB, 2.5 FA/FB, 2.0/2.5 EJ Turbo, 1.6/2.0 CVT engines. Fault codes and live data are compared against the symptom so we separate an electrical issue from mechanical damage before ordering parts.

Compression, leak-down and pressure tests

If the symptom points to a fault such as ej-series head gasket leak, we measure compression, leak-down and coolant or boost pressure. That confirms whether the fault is in the head, timing system, piston rings or an ancillary component.

Endoscope and visual inspection

When needed, we inspect the cylinders with an endoscope, check leaks, carbon build-up and crankcase ventilation, then document the findings before you approve the repair.

Repair scope

Subaru engine repair from small faults to full rebuilds

Timing system and valve-train repairs

We repair faults such as fb-series oil consumption by replacing chains, belts, tensioners, guides and required seals as one controlled package.

Oil consumption, smoke and compression repairs

When the fault is in piston rings, valve-stem seals or the head gasket, the repair follows the root cause. We do not mask symptoms with additives; worn parts are repaired or renewed.

Ancillaries, turbochargers and emissions systems

We also diagnose faults such as persistent cvt vibration, EGR, DPF, water pump, turbo and fuel-system issues before recommending an unnecessarily large engine repair.

Repair or replacement engine

Repair is often safer than an unknown replacement engine

A repaired engine is known inside out

A used replacement engine can carry the same model-specific fault as the failed one. In a repair, wear parts, seals and risk points are inspected and documented.

Lower risk when the damage is scoped correctly

After diagnosis we compare repair, partial repair and replacement-engine costs. If an engine swap is the better route, we say so directly.

Warranty on labour and installed parts

The repair uses OE-quality parts and a written estimate. You get a clear repair scope, not just an unknown used component.

Price and scope

Subaru engine repair pricing depends on diagnosis

The starting price is a baseline, not a guess

A full engine rebuild starts from EUR 1,999 on common four-cylinder engines. The final price depends on engine code, damage scope and parts availability.

Individual jobs are priced separately

If a full rebuild is not needed, the cards below show typical engine jobs such as timing belt, head gasket, EGR, turbo and water pump work.

Work starts only after approval

After diagnosis you receive a written estimate. We start only once scope, price and schedule are clear to you.

Subaru

See the full Subaru service pricing

From oil changes to timing belts — every Subaru service package with transparent pricing and a 24-month warranty.

FAQ

Subaru engine repair — frequently asked

Why does the Subaru head gasket fail so often?

The flat-engine layout and EJ-series design are the root causes. With updated parts the repair lasts.

Is Subaru service expensive?

Parts can be slightly dearer, but the service plan is predictable.

Can you service WRX and STI models?

Yes, both stock and tuned versions.