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BMW X1 E84 problems (2009–2015)

We have documented 4 engines and 1 gearbox for the BMW X1 E84; the BMW N47, the BMW N20, the BMW N43/N46 and the ZF 8HP gearbox have high or critical severity faults. None has a «Buy» verdict; the safest option is the BMW N52 / N53, with a «With caution» verdict.[1][2]

Outside the engine: Outside the engine, the BMW X1 E84 shows, according to the fiches-auto.fr reports, weak points in the clutch of manual versions and in the xDrive transfer case, as well as suspension noises and iDrive faults. We have found no official campaigns for these faults.[3][4]

BMW X1 E84 (2009–2015)
Photo: M 93 · CC BY-SA 3.0 de · Wikimedia Commons. Reference image for this generation.
02468105.0out of 10

BMW X1 E84 rating: acceptable reliability

Calculated using only 26 documented faults and their sources: the most serious and frequent faults weigh more. How it is calculated

  • Engine3.9From 1.3 to 6.5 depending on the engine
  • Gearbox6.26 faults
  • Suspension8.61 fault
  • Brakes10.0No documented faults
  • Tyres and wheels10.0No documented faults
  • Steering8.42 faults
  • Electrical system10.0No documented faults
  • Electronics and infotainment8.61 fault
  • Climate control10.0No documented faults
  • Bodywork and interior10.0No documented faults
  • Airbags and safety10.0No documented faults

Ranked 28 of 36 among the Small SUVs with solid evidence. See the ranking

The weak points of the BMW X1 E84

  1. 1Critical severity: Rear timing chain stretch and breakageBMW N47 engine · repair €1,590–€3,000
  2. 2Critical severity: Broken intake manifold swirl flapsBMW N47 engine
  3. 3Critical severity: Timing chain guide and tensioner wear (2011-2015)BMW N20 engine
  4. 4Critical severity: Wear and breakage of the timing chain guidesBMW N43/N46 engine
  5. 5High severity: Turbo and wastegate valve failureBMW N47 engine · repair €900–€1,800

Documented engines, from highest to lowest risk

The first label is the most serious fault affecting that engine in this car; the second, our verdict for the versions it is fitted to. Each engine's risk index is calculated only from the faults that affect this car (how we calculate it). We only show engines we have documented with sources: if yours does not appear, we have not analysed it yet. View all engines

See what to check before buying

Outside the engine

2 recalls and campaigns documented, the latest: Recall for a fault in the power steering electronics (EPS). See the campaigns for the BMW X1 E84

27 sourcesHow we work

BMW N47

BMW N47 (N47D20 / N47C16 / N47C20) · Diesel

In the X1 E84
2009–2014[5][6]
Names
sDrive18d · xDrive20d · xDrive23d
Faults that affect it
5 · 3 of high or critical severity
Risk index on this car
87
Very high risk

Verdict for the versions it uses

  • N47D20 143 hp (U0/U1, 2007-2014)2007–2014 · 143 hp · N47D20U0, N47D20U1

    With caution

    Same timing chain risk as the rest of the range; it is worth verifying the timing history before buying.[7][8]

  • N47D20 177-184 hp (O0/O1, 2007-2014)2007–2014 · 177–184 hp · N47D20O0, N47D20O1

    With caution

    It is the most widely fitted N47D20 version (120d, 320d, 520d) and shares the same rear chain defect documented across the whole family.[7][8]

  • N47D20 204-218 hp twin-turbo (2007-2014)2007–2014 · 204–218 hp · N47D20T0, N47S1

    With caution

    As the most highly stressed N47D20 version, the additional thermal stress does nothing to reduce the known risk of the rear timing chain.[7][8]

Faults that affect the X1 E84

  1. Critical severityFrequency: Very frequentTimingRear timing chain stretch and breakageYes: the N47 has its timing chain at the rear of the engine, next to the gearbox, and on a very high proportion of units, especially those built between 2007 and 2009, it stretches or breaks prematurely because of an inadequate tensioner, with a risk of destroying the engine.Repair (garage): €1,590–€3,000Appears at around 50,000 km
  2. Critical severityFrequency: CommonIntakeBroken intake manifold swirl flapsYes: the N47's intake manifold has plastic swirl flaps that, with diesel soot and the passing years, can crack, come loose and be sucked into the cylinder, with a risk of seriously damaging the piston, cylinder head and valves.
  3. High severityFrequency: CommonTurboTurbo and wastegate valve failureThe N47's turbo does not usually fail from general wear, but because of failure of the wastegate valve, which regulates boost and can seize or lose adjustment, sending fuel consumption soaring; oil leaks from the turbo itself are also common.Repair (garage): €900–€1,800
  4. Medium severityFrequency: CommonEmissions controlClogged or seized EGR valveYes, as on most diesels of its generation: the N47's EGR valve seizes or clogs with carbon, especially on cars used in town, causing an unstable idle, jerking and loss of power; it is not usually a serious fault if it is cleaned or replaced in time.Repair (garage): €400–€1,500
  5. Medium severityFrequency: CommonClutchDual-mass flywheel wear (manual gearbox versions)Yes: on manual-gearbox BMW N47s, the dual-mass flywheel can wear, especially after a lot of town mileage or driving in high gears at low revs; the typical symptoms are vibrations, a metallic rattle at idle and jerking when pulling away.Appears at around 150,000 km

X1 E84 BMW N47 pageAll versions and faults of the BMW N47

BMW N20

BMW N20 (N20B20 / N20B20A / N20B20B) · Petrol

In the X1 E84
2011–2015[4]
Names
sDrive20i · xDrive20i · xDrive28i
Faults that affect it
5 · 2 of high or critical severity
Risk index on this car
63
High risk

Verdict for the versions it uses

  • N20B20B 184 hp (135 kW, 2011-2017)2011–2017 · 184 hp · N20B20, N20B20B

    With caution

    It shares with the rest of the N20 family the risk of wear to the timing chain guides and tensioner on units built before 2015.[9]

  • N20B20A 245 hp (180 kW, 2011-2017)2011–2017 · 245 hp · N20B20, N20B20A

    With caution

    It shares with the rest of the N20 family the risk of wear to the timing chain guides and tensioner on units built before 2015.[9]

Faults that affect the X1 E84

  1. Critical severityFrequency: CommonTimingTiming chain guide and tensioner wear (2011-2015)Yes: on BMW N20s built mainly between 2011 and 2015, the timing chain guides and tensioner wear out early; if the chain jumps teeth it can put pistons and valves out of sync and cause catastrophic damage. BMW revised the design in 2015, without a formal recall.Appears at around 129,000 km
  2. Critical severityFrequency: OccasionalCoolingElectric water pump failure (BMW campaign in the US over fire risk)The N20 has an electric water pump whose connector can suffer ingress of blow-by liquid; a short circuit can cause local overheating and, very rarely, a fire. BMW recalled 720,000 vehicles in the US in 2024, not including the European Union or Spain.
  3. Medium severityFrequency: CommonLubricationOil leaks from the rocker cover gasket and the filter housingYes: with the years and heat cycles, the rocker cover gasket and the oil filter housing or cooler gasket on the N20 start to weep oil; it is not an acute defect but expected wear that is worth watching before the oil level drops too low.
  4. Medium severityFrequency: OccasionalTurboWastegate noise and plastic charge pipe breakageThe N20's single TwinScroll turbo is not, in itself, a frequent point of failure, but over the years wastegate noise or rattle and a loss of pressure can appear, and the plastic pipe that carries air from the turbo to the intercooler can crack, especially with poor maintenance or on modified engines.
  5. Medium severityFrequency: OccasionalInjectionHigh-pressure fuel pump (HPFP) failureThe high-pressure pump that feeds the N20's direct injection (High Precision Injection) can fail, especially on high-mileage units, leaving the car with hard starting, jerking or, in the worst case, unable to start.

X1 E84 BMW N20 pageAll versions and faults of the BMW N20

BMW N43/N46

BMW N43 and N46 (N43B16 / N43B20 / N46B20 / N46NB20) · Petrol

In the X1 E84
2010–2015[4]
Name
sDrive18i
Faults that affect it
3 · 1 of high or critical severity
Risk index on this car
59
High risk

Verdict for the version it uses

  • N46NB20 150-170 hp, revised ECU (2006-2012)2006–2012 · 150–170 hp · N46NB20

    With caution

    It shares the risk of chain, Valvetronic and VANOS wear with the rest of the family; as it keeps indirect injection, it does not show the injector and NOx sensor failures specific to the N43.[10][11][12]

Faults that affect the X1 E84

Only those that affect the versions and years that this car used. The BMW N43/N46 has 4 documented faults in total.

  1. Critical severityFrequency: CommonTimingWear and breakage of the timing chain guidesYes: both the N43 and the N46 can stretch the timing chain and wear its plastic guides and tensioner. On the N43, English-language Wikipedia documents that a broken guide can release fragments that block the oil strainer and cause serious damage through lack of lubrication.
  2. Medium severityFrequency: CommonIntakeWear of the Valvetronic and the VANOS solenoid valvesOver the years, the eccentric shaft or the actuator motor of the Valvetronic can wear and cause heavy idle fluctuations; the VANOS solenoid valves also fail over time, with similar symptoms and a loss of power. According to English-language Wikipedia, the 1.6-litre N43B16 does not have Valvetronic.
  3. Medium severityFrequency: CommonLubricationOil leaks and consumption (rocker cover, vacuum pump and valve stem seals)Over the years, the rocker cover gasket and the brake servo vacuum pump gasket start to seep oil on the N43 and N46; on the N46 there are also the valve stem seals, which can cause more noticeable oil consumption than on the N43.

X1 E84 BMW N43/N46 pageAll versions and faults of the BMW N43/N46

ZF 8HP gearbox

ZF 8HP (caja automática de convertidor de par, 8 velocidades)

In the X1 E84
2012–2015[3]
Names
X1 25d xDrive Steptronic 8 · X1 28i xDrive Steptronic 8
Faults that affect it
3 · 1 of high or critical severity
Risk index on this car
36
Moderate risk

Verdict for the version it uses

  • 1st generation (2008-2013)2008–2013 · 8HP45, 8HP55, 8HP65, 8HP70, 8HP90

    With caution

    Cars with this first generation are now around 13-18 years old in 2026; on the BMW 5 Series (F10) there are documented cases of failed mechatronics and of being unable to engage reverse after 120,000-130,000 km, so it is worth checking the gearbox's service history before buying.[13]

Faults that affect the X1 E84

  1. High severityFrequency: OccasionalElectronicsMechatronic failure as the gearbox ages (sometimes with reverse)Yes, although in a minority of cases: there are documented ZF 8HP mechatronic failures on BMW after 120,000-130,000 km, costing €1,400 to €3,500, and also control unit or electronic selector faults on Audi and Land Rover.Repair: €1,400–€3,500
  2. Medium severityFrequency: CommonTransmissionJerking and hesitation when changing gear, sometimes needing reprogrammingYes: on BMW, Audi, Jaguar and Alfa Romeo there are accounts of jerking, hesitation or harsh shifts with the ZF 8HP. It is usually due to ageing oil or the calibration of the mechatronics, and the dealer often fixes it -not always first time- by reprogramming the gearbox control unit.
  3. Medium severityFrequency: OccasionalLubricationOil leaks from the gearbox gaskets or sumpYes: on the BMW 1 Series and the Jaguar F-Pace there are accounts of oil leaks from the ZF 8HP gearbox gaskets, in one case already at 40,000 km. If it is not repaired soon, the loss of pressure can speed up internal wear and lead to the jerking or mechatronic failure of the related faults.Repair (garage): €1,000–€2,000

X1 E84 ZF 8HP gearbox pageAll versions and faults of the ZF 8HP

BMW N52 / N53

Safest option

BMW N52 and N53 (seis cilindros atmosférico) · Petrol

In the X1 E84
2009–2015[1]
Names
sDrive28i · xDrive28i
Faults that affect it
3
Risk index on this car
35
Moderate risk

Verdict for the version it uses

  • N52B30 3.0 (2004-2015)2004–2015 · 215–268 hp · N52B30, N51B30

    With caution

    Same weak points as the N52B25; units from before the end of 2008 may have noisy hydraulic lifters.[1][2]

Faults that affect the X1 E84

Only those that affect the versions and years that this car used. The BMW N52 / N53 has 5 documented faults in total.

  1. Medium severityFrequency: CommonCoolingElectric water pump and thermostat failureThe N52's plastic electric water pump cracks or fails sooner than a mechanical one, and the thermostat usually goes with it; it is recommended to replace it as a precaution at around 80,000-100,000 km.Repair (garage): €350–€600Appears at around 80,000 km
  2. Medium severityFrequency: CommonLubricationOil leak from the oil filter housing gasketThe oil filter housing gasket hardens over time and leaks oil on all N52 engines; the leak can soil the engine and damage nearby parts.
  3. Low severityFrequency: CommonLubricationValve cover and crankcase ventilation valveThe N52's plastic valve cover cracks with heat cycles and the crankcase ventilation system fails, causing whistling, leaks and oil consumption.Repair (garage): €200–€350

X1 E84 BMW N52 / N53 pageAll versions and faults of the BMW N52 / N53

Faults of the BMW X1 E84 outside the engine

Suspension, brakes, tyres, electronics and the rest of the car. They occur with any engine.

Checklist for buying a used BMW X1 E84

Check the advert or the paperwork to see which engine the car has and go through its section. Each point comes from a documented fault; you can tick them off as you inspect.

If it has the BMW N47 (2009–2014)

Rear timing chain stretch and breakage

Critical severity

Broken intake manifold swirl flaps

Critical severity

Turbo and wastegate valve failure

High severity

Clogged or seized EGR valve

Medium severity

Dual-mass flywheel wear (manual gearbox versions)

Medium severity

If it has the BMW N20 (2011–2015)

Timing chain guide and tensioner wear (2011-2015)

Critical severity

Electric water pump failure (BMW campaign in the US over fire risk)

Critical severity

Oil leaks from the rocker cover gasket and the filter housing

Medium severity

Wastegate noise and plastic charge pipe breakage

Medium severity

High-pressure fuel pump (HPFP) failure

Medium severity

If it has the BMW N43/N46 (2010–2015)

Wear and breakage of the timing chain guides

Critical severity

Wear of the Valvetronic and the VANOS solenoid valves

Medium severity

Oil leaks and consumption (rocker cover, vacuum pump and valve stem seals)

Medium severity

If it has the ZF 8HP gearbox (2012–2015)

Mechatronic failure as the gearbox ages (sometimes with reverse)

High severity

Jerking and hesitation when changing gear, sometimes needing reprogramming

Medium severity

Oil leaks from the gearbox gaskets or sump

Medium severity

If it has the BMW N52 / N53 (2009–2015)

Electric water pump and thermostat failure

Medium severity

Oil leak from the oil filter housing gasket

Medium severity

Valve cover and crankcase ventilation valve

Low severity

Buying a BMW X1 E84?

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Frequently asked questions

Is the BMW X1 E84 reliable?

We have documented 4 engines and 1 gearbox for the BMW X1 E84; the BMW N47, the BMW N20, the BMW N43/N46 and the ZF 8HP gearbox have high or critical severity faults. None has a «Buy» verdict; the safest option is the BMW N52 / N53, with a «With caution» verdict. Outside the engine, the BMW X1 E84 shows, according to the fiches-auto.fr reports, weak points in the clutch of manual versions and in the xDrive transfer case, as well as suspension noises and iDrive faults. We have found no official campaigns for these faults.

Which BMW X1 E84 engine is the most reliable?

Among the 4 engines and 1 gearbox we have documented, none has a «Buy» verdict; the safest option is the BMW N52 / N53, with a «With caution» verdict. Same weak points as the N52B25; units from before the end of 2008 may have noisy hydraulic lifters.[1][2]

What problems does the BMW X1 E84 have apart from the engine?

Outside the engine, the BMW X1 E84 shows, according to the fiches-auto.fr reports, weak points in the clutch of manual versions and in the xDrive transfer case, as well as suspension noises and iDrive faults. We have found no official campaigns for these faults. The most important documented faults are: xDrive transfer case failure on the X1 E84 (gearbox and clutch, high severity), loss of electric power steering assistance on the BMW X1 E84 (steering, critical severity), premature wear of the clutch and flywheel on the manual X1 (gearbox and clutch, medium severity) and noises and wear in the suspension, bushes and bearings of the X1 E84 (suspension, medium severity).[3][4]

What faults does the BMW X1 E84 have?

The most important by severity and frequency, on the engines we have documented, are: rear timing chain stretch and breakage (BMW N47, critical severity), broken intake manifold swirl flaps (BMW N47, critical severity), timing chain guide and tensioner wear (2011-2015) (BMW N20, critical severity), wear and breakage of the timing chain guides (BMW N43/N46, critical severity) and turbo and wastegate valve failure (BMW N47, high severity).

What is the best year to buy a BMW X1 E84?

According to our rating by year, the best is 2015 (5.5/10); the worst rated is 2012 (5.0/10). Each year's rating counts only the engines sold that year and the faults that affect those units: open each year to see what changes.

Does the BMW X1 E84 have recalls?

Yes: we have documented 2 campaigns for the BMW X1 E84, such as recall for a fault in the power steering electronics (EPS). Check with your VIN at the official service centre whether yours has been done.

Sources

Every fact on this page links to its source. If you find an error, let us know.

  1. BMW N52 Engine ProblemsBMW Tuning · Other source · consulted 5 October 2026
  2. These BMW N52 Years Have The Most ProblemsJalopnik · General press · consulted 5 October 2026
  3. Tous les problèmes sur Bmw X1 2009-2015 (315 témoignages)fiches-auto.fr · Other source · consulted 5 October 2026 · in French
  4. BMW X1 (E84)Wikipedia · Other source · consulted 5 October 2026
  5. BMW N47D20 engine specifications, problems and reliabilityBimmerPulse · Technical documentation · consulted 26 September 2026
  6. Problemas con la Cadena de Distribución en Motores BMW N47Autotrac Vinaròs · Technical documentation · consulted 26 September 2026 · in Spanish
  7. BMW N47Wikipedia (inglés) · Other source · consulted 26 September 2026
  8. Fallo en la cadena de distribución BMW motores N47Arroyo Auto, Especialista BMW MINI · Technical documentation · consulted 26 September 2026 · in Spanish
  9. BMW N20 Engine: Pros, Cons, Reliability, Tuning, and Maintenance GuideBMW BLOG · Motoring press · published 8 June 2025 · consulted 27 September 2026
  10. BMW N43: Bei diesem Benziner ist Ärger vorprogrammiertGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  11. BMW N46: Typische Probleme & HaltbarkeitGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  12. BMW X1 E84 – Bekannte Probleme & SchwachstellenGebrauchtwagenberater · Motoring press · published 9 May 2023 · consulted 27 September 2026 · in German
  13. Fiabilité BMW Série 5 (2010-2016), pannes et témoignagesFiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French
  14. El problema de la cadena de distribución en los motores N47 de BMWSeis en Línea · Motoring press · consulted 26 September 2026 · in Spanish
  15. Problema cadena BMW motor N47, qué hacer y solucionesRecomotor Blog · Motoring press · consulted 26 September 2026 · in Spanish
  16. Precio sustitución cadenas motor N47 BMW MINIArroyo Auto, Especialista BMW MINI · Technical documentation · consulted 26 September 2026 · in Spanish
  17. BMW N47 Timing Chain Failure: Symptoms & How to Get a ResolutionFaultyCar.co.uk · Other source · consulted 26 September 2026
  18. 5 Signs of BMW N47 Swirl Flap Problems You Can't IgnoreApexx Engines · Technical documentation · consulted 26 September 2026
  19. Motor BMW N47: problemas, modelos y qué revisarCarexam · Motoring press · consulted 26 September 2026 · in Spanish
  20. Problemas del motor N47 BMWEcorecambios · Technical documentation · consulted 26 September 2026 · in Spanish
  21. Dual-mass flywheel BMW: symptoms, failures and when to replace itRecambios y Accesorios BMW · Technical documentation · consulted 26 September 2026
  22. Motor BMW N20: análisis y modelos con este cuatro cilindros turboSpeedme · Other source · published March 2026 · consulted 27 September 2026 · in Spanish
  23. BMW-Rückruf: 720.796 Fahrzeuge in den USA betroffen (Wasserpumpe)Auto Motor und Sport · Motoring press · published 21 August 2024 · consulted 27 September 2026 · in German
  24. Fiabilité Jaguar XE, pannes et témoignagesFiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French
  25. Fiabilité Alfa Romeo Giulia, pannes et témoignagesFiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French
  26. Fiabilité Jaguar F-Pace, pannes et témoignagesFiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French
  27. Problemas BMW N52Total Renting · Other source · consulted 5 October 2026 · in Spanish