Fiat Multipla 186
Weaknesses, engine ratings and buying advice
120 PS
Multipla · Diesel
Best Multipla Experience
Not Really105–110 PS
1.9L JTD Diesel
5 weaknesses
Stay Away!Engine Overview
The Fiat Multipla 186 is available with 3 engine variants — from 103 to 120 hp. 1 variants had engine changes — the model year is crucial.
1.9L JTD with 85 kW in the Multipla 186. Solid diesel base engine, but with typical JTD weaknesses including EGR clogging, turbocharger wear and the risk of snapped timing belts if maintenance is neglected.
- !! Turbocharger VTG mechanism seized from 150,000 km
The VTG turbocharger tends to seize its variable vanes due to soot deposits at high mileages. The symptom is severe power loss and no boost pressure build-up. A new charger costs from €400.
Symptoms: Significant power drop, no boost, turbo no longer whistles or howls unusually - !! Timing belt failure due to overdue replacement from 120,000 km
Timing belt replacement interval is 120,000 km or 5 years. Overdue maintenance leads to belt failure and total engine damage. Also replace tensioners and water pump, as their failure can take the belt with it.
Symptoms: Engine suddenly won't start, loud snapping noise, total failure - !! EGR valve carbon build-up and failure from 80,000 km
The EGR valve tends to seize up due to soot deposits, especially during short-trip driving. The result is power loss, juddering under partial throttle and the engine warning light. Cleaning is often temporary; replacement is frequently required.
Symptoms: Juddering around 2,000 rpm, power loss, engine warning light, increased fuel consumption
+ 2 more engine weaknesses + vehicle weaknesses
1.9L JTD with 77 kW in the Multipla 186 (2001–2006). Early JTD generation. Solid base engine, but older injection technology is more failure-prone. EGR and timing belt are the most important maintenance points.
- !! Timing belt failure risk on older vehicles from 100,000 km
Vehicles from model year 2001–2006 have an elevated risk from neglected timing belt replacement. Age-related brittleness can cause failure before 120,000 km. Replacement every 5 years is mandatory.
Symptoms: Sudden engine stop, starter noise without cranking, mechanical damage to pistons and valves - !! Turbocharger failure due to stuck VTG vanes from 150,000 km
The VTG turbocharger of the early JTD tends to seize its vanes with lubricant coking when oil change intervals are neglected. The result is no boost pressure build-up.
Symptoms: No boost, power loss, blue exhaust fumes after starting - !! EGR valve stuck and seized from 80,000 km
The EGR valve of this early JTD generation is particularly susceptible to soot deposits. With the Multipla's typical urban driving pattern, wear is accelerated. A stuck EGR valve leads to juddering and power loss under partial load.
Symptoms: Juddering and power loss under partial load, increased consumption, occasional engine warning light
+ 1 more engine weaknesses + vehicle weaknesses
1.9L MultiJet with 88 kW in the Multipla 186 and Doblo 223 (from 2005). First MultiJet generation with improved injection technology. EGR remains the main weak point.
- !! Timing belt failure — total engine damage risk from 120,000 km
Replacement interval is 120,000 km or 5 years. Tensioners and water pump must always be replaced at the same time, as their failure can cause the belt to snap.
Symptoms: Engine suddenly won't start, loud mechanical noise on failure - !! Turbocharger wear at high mileage from 150,000 km
Turbocharger failures between 120,000–180,000 km due to insufficient lubrication or stuck VTG vanes. Strict oil change intervals (max. 15,000 km) are essential.
Symptoms: Whistling noises, blue smoke, severe power drop, oil in intake tract - !! EGR valve failure from short-trip use from 90,000 km
The EGR valve of the 186A9 is the known primary weak point of this engine family. Replacement after 80,000–100,000 km is often required.
Symptoms: Juddering under partial load, engine warning light, power loss, DPF unable to regenerate
+ 1 more engine weaknesses + vehicle weaknesses
More powerful FIRE variant in the Fiat Stilo — fundamentally reliable, but notably sensitive to battery condition and electrics. Head gasket is a known weak point; timing belt replacement requires specialist tools and knowledge.
- !! Cylinder head gasket — frequent failure from 80,000 km
The cylinder head gasket is a known weak point of the 182B6. Typical failure is from the water channel to the cylinder; the engine is not immediately destroyed as a free-runner when the timing belt breaks. Often occurs around 80,000 km; well-maintained examples can exceed 140,000 km without failure.
Symptoms: White steam on cold start, coolant empties quickly (within 70 km), temperature gauge fluctuates, rough idle - !! Timing belt replacement — high error risk from 120,000 km
The timing belt replacement on the 182B6 cannot be performed correctly without special tools. The two camshaft pulleys tension against each other; if the belt breaks, valves are bent immediately. Repair costs often exceed the residual value of the vehicle.
Symptoms: Engine won't start after timing belt failure, metallic noises just before failure, power loss from worn tensioner - !! Camshaft sensor and ECU prone to faults from 90,000 km
The 182B6 is extremely sensitive to weak batteries. The camshaft sensor and ECU then generate fault codes that can mislead workshops for months. Cleaning the connector contacts resolves many problems.
Symptoms: Engine warning light, rough running at ~1,950 rpm, misfires on cylinder 3, starting difficulties
+ 2 more engine weaknesses + vehicle weaknesses
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Premature Timing Belt Failure The 1.6-16V petrol engine is prone to early timing belt failures, often triggered by worn tensioner pulleys. Recommended maintenance interval is a maximum of 60,000 km or 4 years. Symptoms: No warning before failure; after failure, engine fails to start or runs extremely rough from 60,000 km | Medium | |
| Bipower Engines: Cylinder Head Damage from Valve Coking The CNG/petrol bipower variant suffers from valve coking in gas mode, since CNG does not fulfil the cleaning function of petrol on the intake valves. Symptoms: Engine stutters or jerks in gas mode, sudden stalling, engine fails to restart from 100,000 km | High | |
| CNG Tank Certification Expired All CNG pressure vessels have a legal service life of 10 years and must be renewed thereafter. Sourcing and replacement are costly. Symptoms: MOT refuses approval for CNG operation; vehicle runs on petrol only; expiry date on gas tank exceeded | High |
Alternatives
Explore more
Known Problems and Issues +
A total of 28 weaknesses have been documented for the Fiat Multipla 186 (1998–2010) — 18 engine-related and 10 vehicle-related. 3 problem engines: 182B4 (1.9L JTD), 186A6 (1.9L JTD), 186A9 (1.9L MultiJet). Typical issues affect Other, Gearbox, Suspension, Rust.
Multipla (182B4, 1999–2000) — Stay Away!: Turbocharger VTG mechanism seized, Timing belt failure due to overdue replacement, EGR valve carbon build-up and failure. Power: 105–110 PS.
Multipla (186A6, 2000–2004) — Stay Away!: Timing belt failure risk on older vehicles, Turbocharger failure due to stuck VTG vanes, EGR valve stuck and seized. Power: 105–116 PS.
Multipla (186A9, 2006–2010) — Stay Away!: Timing belt failure — total engine damage risk, Turbocharger wear at high mileage, EGR valve failure from short-trip use. Power: 116–120 PS.
Multipla (182B6, 2002–2010) — Be Careful: Cylinder head gasket — frequent failure, Timing belt replacement — high error risk, Camshaft sensor and ECU prone to faults. Power: 103 PS.
What to watch out for with the Fiat Multipla? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Fiat Multipla 186 have? +
What should I look for when buying a used Fiat Multipla 186? +
Which engine is recommended? +
Which Fiat Multipla 186 engine is the most fun? +
Is the Fiat Multipla 186 worth buying used? +
What horsepower variants are available for the Fiat Multipla 186? +
Last updated: February 2026 · All information without guarantee