BMW X5 X5 xDrive40e iPerformance High Executive common faults.

2013–2018, SUV, hybrid, 245 HP.

The fault list covers: N20B20 engine, ZF8HP transmission.

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8 fault write-ups. 7 important. 28 recalls.

If you know the year, pick it. Faults for other years drop out of the list.

Before you buy

Known faults

7 important faults

critical2

N20 2.0 petrol: breaking timing chain guide

critical

The chain guide of the early N20 engines is brittle: if it breaks, the chain goes slack, and from then on the timing is imprecise. The symptom is initially a high pitched whistle or drone from the front of the engine that rises with the revs: many people take it for the supercharger or a pulley noise. Later a metallic rattle on a cold start joins it.

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The fault concentrates on engines built between 2012 and early 2015; after February 2015 they got an improved guide. In the 3 Series the 320i and the 328i are affected.

You can hear the noise before the chain jumps.

between 90,000 and 216,000 km

What to check

On a cold start stand at the front of the engine and listen to the first seconds: a metallic rattle is suspect
At idle, then applying throttle slowly, watch for the high pitched whistle or drone that rises with the revs
Do not accept "that is just the pulley" as an explanation: the noise is at the front, in the centre, and it rises with the revs, so it is not the pulley

2 more steps in the write-up

Oil pump chain: the plastic guide disintegrates and blocks the pickup

critical

The oil pump is driven by a separate, smaller chain from the crankshaft, behind the timing chain at the front of the engine. This chain runs on plastic guides, and under heat cycles the plastic cracks, flakes off and finally disintegrates. From then on the chain works against the aluminium, the tension is lost, and the stretch progresses fast.

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It causes damage along two paths, and the less known one comes first. The broken pieces of plastic are sucked into the oil pickup tube, block the way of the oil there, and destroy the bearings before the chain has even jumped. The other path is the chain or the tensioner letting go: then the oil pressure disappears within seconds, and the engine can seize without stopping.

The warning is not the lamp. This fault does not always light a warning, so the noise is what to listen for: between 1500 and 2500 revs a high, whistling whine comes from the lower part of the engine, and at a cold start a rattle of one to five seconds is audible. The maker issued its own service bulletin for the whining noise on the N20 and the N26.

On the factory chain the fault is reported above 80 000 miles, that is above roughly 129 000 kilometres, but in the American settlement the maker took it on earlier as well: below 70 000 miles, that is 113 000 kilometres, the full cost, and above 100 000 miles or eight years nothing at all. The affected set is the N20 and N26 engines built between 2012 and 2015.

The repair costs between 4000 and 6000 dollars, because the work on the timing and on the oil pump go together. If someone has replaced the timing chain, the oil pump chain has to be replaced with it: if the job is left half done, the engine has to come apart again in a few years.

above 129,000 km

What to check

Rev it to between 1500 and 2500 and listen to the bottom of the engine: a high, whistling noise points here
Start it cold and listen for a rattle of one to five seconds
Do not wait for a warning light: this fault does not always light a lamp

3 more steps in the write-up

expensive5

Oil filter housing gasket: oil leak onto the belt and the alternator

expensive

A rubber gasket seals the oil filter housing to the block. The gasket hardens over the years, and oil leaks from under the housing. The oil drips onto the drive belt and the alternator.

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Three things can happen. The oil stretches the belt and it can jump off (on a single belt engine that means an instant loss of the water pump and the alternator); oil getting into the alternator destroys the windings; and oil reaching the hot exhaust smokes and gives a burnt smell, and the official complaints do include burning smells and smoke.

The leak is visible: five minutes on a lift settles it. The gasket itself is a cheap part; the labour, the ruined belt and the alternator take the money.

between 64,000 and 246,000 kmreported complaints only

What to check

On a lift look at the block surface around the oil filter housing: a wet, oily or oily dusty film
Look at the drive belt: an oily, cracked, stretched belt is the consequence of the leak
Look at the alternator housing from below: an oil trail indicates damage reaching the windings

2 more steps in the write-up

XDrive transfer case (ATC): binding in corners, plastic actuator gear

expensive

The heart of the four wheel drive in the longitudinal engine BMW X models (X3, X5 and the X1 E84) is the ATC transfer case. It has two faults, and you can feel both while driving.

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The first is wear of the clutch pack and the fluid: in a slow, tight corner (a car park, a roundabout) the car jerks and "hops", as if the drive grabbed and let go. You can also get a jerk when pulling away on a slope. The second is the plastic actuator gear: the position signal is lost, the brake, ABS and 4x4/DSC lights come on together on the dash, and a clicking is audible from the transfer case when you switch the ignition off.

Workshops often propose a full transfer case replacement straight away. But the plastic gear can be replaced on its own, and the wrong tyre size or a mixed set of tyres also imitates the jerking, because the transfer case then slips continuously. So clear up the tyres and the fault code first, before you pay for a transfer case replacement.

between 72,000 and 175,000 km

What to check

In a slow, tight corner (a car park) watch for jerking, binding and a "skipping" feel
When pulling away on light throttle, can you feel the drivetrain jerk
Watch the dash: 4x4, ABS, DSC and brake lights together point at the actuator

4 more steps in the write-up

Rear air suspension: the back sinks overnight, overworked compressor

expensive

On the E70/F15 (and the air sprung G05) X5 the self levelling air spring on the rear axle starts to leak over time. The characteristic picture: after standing for a long time the back sits lower than the nose; on startup the compressor runs for minutes, the car comes up, then sinks again hours later. Sinking on one side points more to that corner's air spring or to the valve block, while sinking on both points to the shared supply (compressor, dryer, lines).

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A "compressor replacement" on its own often does not fix it: if the air spring keeps leaking, the new pump fails soon too. Air suspension is not fitted to every version, so the equipment list has to be checked separately.

The repair starts with finding the leak (soapy water, ride height sensor, valve block), not with replacing parts blind.

above 100,000 km

What to check

Look at the car cold, after standing at least one night: does the back sit lower than the nose, or does one rear corner sink
Listen to the compressor after startup: how long it runs, and whether the back comes up
Measure the arch height at all four corners: a difference means a sensor or a spring fault

3 more steps in the write-up

ZF 8HP automatic: mechatronics unit and connector sleeve leak

expensive

The ZF eight speed automatic (BMW Steptronic 8HP family) has two faults, and you can feel both.

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The first is the mechatronics unit: the valve body and the control electronics in one. If the solenoids or the pressure regulation weaken, the gearbox jerks, the D/R engagement is delayed, it logs a gear ratio fault code, and finally drops into limp mode (often staying in 2nd or 3rd).

The second, and often misdiagnosed, is the connector sleeve of the mechatronics unit: the O-ring of the plastic sleeve ages, and ATF leaks from the side of the housing, exactly where the wiring harness enters. This is easy to mistake for a rear crankshaft seal. The trail starts from the driver's side of the housing, not from the clutch side.

On cars built in 2023 there was also a separate safety recall for a welding fault in the mechatronics unit. That is not the same as the wear related sleeve and the valves.

Check the fluid level, the area around the sleeve and the fault codes first; do not accept a "full gearbox replacement" quote straight away.

above 120,000 km

What to check

On the test drive watch for delayed D/R engagement, a jerk when shifting, and limp mode (a stuck gear)
Look at the driver's side of the gearbox housing where the wiring harness enters: an ATF trail from the sleeve is suspect
Do not confuse it with a rear crankshaft seal leak: the direction of the trail decides

3 more steps in the write-up

Powered tailgate: breaking wiring at the hinge, spindle drive

expensive

The automatic tailgate (an option) is covered by a maker service bulletin on the E70: the wiring harness around the hinge wears through, the spindle drive fails, the lock sticks or the connectors corrode. The symptom: the tailgate stops halfway, moves in one direction only, only clicks when you press the button, or the lower part of the split tailgate does not close fully.

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The fault is often not the "expensive motor" but the wiring fraying at the hinge. And that can only be found with the trim off. If the seller says "the spindle has already been replaced" but the wiring is damaged, the fault will come back.

This applies only to versions with the powered tailgate.

What to check

Open and close the powered tailgate five times: from the key, the interior button and the button in the boot
Watch whether it stops halfway, reverses, or only clicks at the lock
On a split tailgate, try the closing of the lower part separately: there should be no gap left

2 more steps in the write-up

cheap repair1

Plastic charge pipe: it goes brittle and cracks at the throttle body

cheap repair

The maker builds the charge pipe out of plastic, and the coupler at the throttle body is the critical point. The material goes brittle from heat cycles, from boost pressure and from the heat of the engine bay, and then it cracks. Three things coincide here: the moulded coupler carries both pressure and movement, the vibration of the engine arrives here through the throttle body, and the spot gets continuous heat load. The crack starts on the inner radius of the coupler. The symptom is a loss of pressure under load: the engine pulls cleanly at part throttle but flattens out at full throttle, and a hissing noise is audible from the engine bay at the same time. A yellow drivetrain warning comes with it, which often disappears after a restart, and sometimes a brief limp mode. One thing is worth knowing: a clean fault memory does not rule the crack out. The pipe has no sensor of its own, so the control unit can only log a boost pressure fault, and the leak is intermittent, appearing only under load. At a viewing two things are visible without tools. On the inner radius of the coupler the hairline crack sometimes comes with dark staining, because the oil mist in the boost air escapes through it. For the same reason a greasy, dark ring can appear at the joint of the coupler. The crack is reported above 80 000 kilometres, and replacing the pipe costs between 100 and 400 euros, because the part itself is not expensive. The most common misdiagnosis against that is replacing the turbocharger, which costs an order of magnitude more, and a pressure test protects against it. The factory repair is the same plastic part, which can crack again at a similar mileage; replaced with an aluminium pipe this failure mode disappears, and the driveability does not change.

above 80,000 km100–400 EUR

What to check

Look at the inner radius of the coupler at the throttle body: the hairline crack sometimes comes with dark staining
Look for a greasy, dark ring at the joint of the coupler
On a motorway slip road at full throttle watch for the loss of pressure and the hissing noise

2 more steps in the write-up

Official recall28 recallsShow

The manufacturer fixes these for free at a franchised dealer. Ask with the VIN whether it was done.

Most recent: 11 July 2024

24V527000AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULEAIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE11 July 2024 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2015 6 Series Gran Coupe, 2014 5 Series Gran Turismo, 2014 5 Series Sedan, 2015 6 Series Convertible, 2015 6 Series Coupe, 2014 X5, 2013-2014 X3, 2014-2015 3 Series Sedan, 2014 4 Series Coupe, 2014 4 Series Convertible, 2014 3 Series Gran Turismo, and 2015 4 Series Gran Coupe vehicles. Please see the recall report for the complete list of models. The driver's air bag inflator may explode during deployment, due to a manufacturing defect.

Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, increasing the risk of injury or death.

Remedy: The driver's front air bag will be replaced, free of charge. Owner notification letters were mailed September 6, 2024. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

23V797000AIR BAGS:FRONTALAIR BAGS:FRONTAL24 November 2023 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2014 X3 xDrive28i, X3 xDrive35i, X5 sDrive35i, X5 xDrive35i, and 2015 X4 xDrive35i vehicles. The driver's air bag inflator may explode during deployment, due to a manufacturing defect.

Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.

Remedy: Dealers will replace the driver's front air bag, free of charge. Owner notification letters were mailed January 19, 2024. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

A12/00868/23Safety recallInjuries30 March 2023 · EU Safety Gate

The airbag may deteriorate over time, and if deployed, excessive internal pressure may cause the inflator body to burst and metal fragments could pass through the cushion material causing injury to occupants. The product does not comply with the Regulation on the approval and market surveillance of motor vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles.

Remedy: Type of economic operator taking notified measure(s): Manufacturer Category of measure(s): Recall of the product from end users Date of entry into force: 30/03/2023

We could not check this: model year. The authority's notice

21V907000FUEL SYSTEM, DIESELFUEL SYSTEM, DIESEL19 November 2021 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2013-2018 328d, 328d xDrive, 2014-2018 328d Sports Wagon, 328d xDrive Sports Wagon, 2014-2016 535d, 535d xDrive, 2015 740Ld xDrive, 2015-2017 X3 xDrive28d SAV, and 2014-2017 X5 xDrive35d SAV diesel vehicles equipped with an Exhaust Gas Recirculation (EGR) module with an integrated cooler. The EGR cooler may leak internally, causing coolant to mix with diesel engine soot, which could result in smoldering particles and a melting intake manifold.

Risk: A melting intake manifold increases the risk of a fire.

Remedy: Dealers will replace the EGR cooler and inspect the intake manifold, replacing it as necessary, free of charge. This recall includes all vehicles previously recalled under 18V-755. Vehicles previously recalled under 18V-755 will need to have the new remedy performed for this recall. An interim owner notification letter was mailed on January 18, 2022. The remedy is expected to be available in June 2022. Owner notification letters were mailed on July 6, 2022. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

21V586000FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMPFUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP29 July 2021 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2014-2018 328d, 328d xDrive, X5 xDrive35d, 2014-2016 535d, 535d xDrive, 2015 740Ld xDrive, and 2015-2017 X3 xDrive28d vehicles. The high-pressure fuel pump may fail.

Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.

Remedy: Dealers will replace the high-pressure fuel pump, free of charge. Owner notification letters were mailed on January 14, 2022. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

A12/01931/23Safety recallInjuries29 June 2021 · EU Safety Gate

The propellant in the passenger airbag can deteriorate due to high humidity and temperature variations. In the event of an accident in which the airbag deploys, this could result in fragments from the inflator casing coming loose and injuring the vehicle’s occupants. The product does not comply with the Regulation on the approval and market surveillance of motor vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles.

Remedy: Type of economic operator taking notified measure(s): Manufacturer Category of measure(s): Recall of the product from end users Date of entry into force: 29/06/2021

We could not check this: model year. The authority's notice

18V755000ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)25 October 2018 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2013-2018 BMW 328d and 328d xDrive, 2014-2018 328d Sports Wagon and 328d xDrive Sports Wagon, 2014-2016 535d and 535d xDrive, 2015 740Ld xDrive, 2015-2017 X3 xDrive28d SAV and 2014-2017 X5 xDrive35d SAV vehicles equipped with an Exhaust Gas Recirculation (EGR) module with an integrated cooler. If the EGR cooler leaks internally, the coolant can mix with diesel engine soot. The high EGR temperatures may result in these particles possibly smoldering and melting the intake manifold.

Risk: The melting intake manifold can increase the risk of a fire.

Remedy: BMW will notify owners, and dealers will inspect and replace the EGR cooler as necessary. If a leak has already occurred, the engine intake manifold will also be replaced. These repairs will be made free of charge. The recall began May 13, 2019. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

18V652000EQUIPMENT:ELECTRICALEQUIPMENT:ELECTRICAL20 September 2018 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2018 BMW 330e iPerformance, i3 Rex, i3 Sport Rex, X5 xDrive40e, i3 BEV, i3 Sport BEV and 2019 i8 and i8 Roadster vehicles and 2018-2019 530e iPerformance, 530e xDrive iPerformance and 740Le xDrive iPerformance vehicles. Capacitors within the TurboCord Portable Chargers may fail, possibly resulting in a shock hazard or a fire.

Risk: An electrical shock or a fire can increase the risk of injury or death.

Remedy: BMW will notify owners, and dealers will inspect the charging cable, and replace it if necessary, free of charge. The recall began February 22, 2019. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

18V336000ENGINE AND ENGINE COOLING:ENGINEENGINE AND ENGINE COOLING:ENGINE23 May 2018 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain 2009-2013 X5 xDrive 35d diesel vehicles. The engine idler pulley bolt may loosen over time and break.

Risk: If the idler pulley bolt breaks, the vehicle may unexpectedly lose power-assisted steering, increasing the risk of a crash.

Remedy: BMW will notify owners, and dealers will replace the idler pulley bolt with an improved part, free of charge. The recall began March 11, 2019. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

17V189000AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULEAIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE17 March 2017 · NHTSA (USA)

BMW of North America, Inc. (BMW) is recalling certain 2017 X5 sDrive35i, X5 xDrive35i, X5 xDrive50i, X5 xDrive35d, and X5 xDrive40e vehicles. These vehicles are equipped with passenger frontal air bag modules using certain air bag inflators that may not vent properly in the event of a crash necessitating deployment of the passenger frontal air bag.

Risk: If the inflator cannot vent properly, the inflator may rupture, resulting in metal fragments striking the vehicle occupants and causing serious injury or death.

Remedy: BMW has notified owners, and dealers will replace the air bag modules, free of charge. The recall began on March 20, 2017. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

16V919000ELECTRICAL SYSTEM:WIRINGELECTRICAL SYSTEM:WIRING21 December 2016 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain model year 2016 X5 xDrive40e vehicles manufactured July 29, 2015, to September 9, 2015. The affected vehicles have a Digital Motor Electronic (DME) control unit that may have a loose electrical ground cable, possibly causing an under-voltage condition which would result in the transmission shifting to neutral.

Risk: If the vehicle unexpectedly shifts to neutral, there would be an increased risk of a crash.

Remedy: BMW will notify owners, and dealers will tighten the ground cable, free of charge. The recall began February 6, 2017. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

16V683000AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULEAIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE21 September 2016 · NHTSA (USA)

BMW of North America, LLC. (BMW) is recalling certain model year 2015 BMW X3 sDrive28i, X3 xDrive28i, X3 xDrive35i, X3 xDrive28d, X4 xDrive28i and X4 xDrive35i vehicles, and model year 2014-2015 X5 xDrive35i, X5 sDrive35i, X5 xDrive50i, and 2014 X5 xDrive35d vehicles. The affected vehicles have a driver's frontal air bag inflator that may have been improperly welded.

Risk: In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator housing could separate from the base plate and result in metal striking the vehicle occupants, potentially resulting in serious injury or death.

Remedy: BMW will notify owners, and dealers will replace the driver's front air bag, free of charge. The recall began on November 1, 2016. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

15V147000AIR BAGSAIR BAGS13 March 2015 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain model year 2015 BMW X5 xDrive 35d Sports Activity Vehicles (SAV) manufactured August 19, 2014, to February 16, 2015, and 2014-2015 BMW X5 xDrive 35i, X5 sDrive 35i, X5 xDrive 50i, Sports Activity Vehicles (SAV) manufactured August 28, 2013, to February 16, 2015. In the affected vehicles, the Head Protection System (HPS) air bag may not be securely connected to the air bag inflator gas generator.

Risk: Without a secure connection to the inflator, the HPS air bags may have insufficient inflation during a vehicle crash, increasing the risk of injury.

Remedy: BMW will notify owners, and dealers will replace the Head Protection System, free of charge. The recall began on June 24, 2015. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

14V650000SEATSSEATS17 October 2014 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain model year 2015 X5 vehicles manufactured September 12, 2014,to September 21, 2014 and equipped with the optional rear comfort seat. The left rear seat belt attachment point in the affected vehicles may not have been sufficiently welded.

Risk: In the event of a crash, the seat belt attachment could break and fail to restrain a seat occupant, increasing the risk of injury.

Remedy: BMW will notify owners, and dealers will replace the left rear seat frame, free of charge. The recall began November 2014. Owners may contact BMW customer service at 1-800-525-7417 or CustomerRelations@bmwusa.com.

We could not check this: model year. The authority's notice

14V202000LATCHES/LOCKS/LINKAGESLATCHES/LOCKS/LINKAGES17 April 2014 · NHTSA (USA)

BMW of North America, LLC (BMW) is recalling certain model year 2014 X5 SAV vehicles manufactured December 12, 2013, through March 10, 2014, and equipped with the Soft Close Automatic (SCA) option. The rear side door lock mechanisms may not have been manufactured to correct tolerances and when the inside door handle is pulled, the previously engaged child safety lock can disengage.

Risk: A disengaged child safety lock would allow the rear seat occupant to pull the door handle twice and open the door while the vehicle is parked or in motion, increasing the risk of injury.

Remedy: BMW will notify owners, and dealers will inspect the rear side door locks and any affected door locks will be replaced, free of charge. Owners may contact BMW customer service at 1-800-525-7417.

We could not check this: model year. The authority's notice

A12/00068/19Safety recallInjuriesno date · EU Safety Gate

The press-in force of the counterbalance shaft’s bearing shells may not have met the specifications, which could cause the counterbalance shaft to become loose. As a result, the engine could be damaged and locked in motion, increasing the risk of an accident.