2009 Mini Jcw problems

General information about Mini-Jcw
Overview of popular issues
Recalls list

John Cooper Works (JCW) is a British car marque now owned by BMW and it is an in-house tuning, development, and international automotive racing division for Mini vehicles. It was founded in 2002 by Michael Cooper, son of John Cooper, the racing car maker and tuner responsible for the original Mini Cooper.

In 2007, German automaker BMW acquired the rights to the name, and it bought out the company in 2008.

JCW Tuning

Cooper

The first ever JCW kit was a 126 bhp (94 kW) upgrade for the Mini Cooper. The kit consisted of the following components:

Flowed and ported cylinder head
Air filter
Cover injection tube
Uprated exhaust (from the catalytic converter back)
Remapped ECU
Decorative emblems

Despite its price tag of over €2000, this kit only offered a power increase of 11 bhp (8.2 kW), a sportier exhaust note and a crisper throttle response. The main advantage was that these improvements, though fairly minor, could be made to the Cooper without jeopardizing the factory warranty. In 2004, JCW discontinued the Cooper kit and introduced a Sound Kit for the Cooper. The Sound Kit consisted of a unique air intake system, cat-back exhaust and an ECU remap.

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Common 2009 Mini Jcw problems

Based on the complaints from owners of the 2009 Mini JCW, several common problems have been identified:

Engine Misfires: Owners have reported issues with random/multiple cylinder misfires and specific cylinder misfires (cylinder 1 and cylinder 4). These misfires can lead to rough idling, stalling, and the illumination of the Check Engine Light (CEL). One suggested solution for this problem was a walnut blast, which can be costly.
Timing Chain Wear: Premature timing chain wear is a known issue with the N14 engine in the 2009 Mini JCW. Symptoms of timing chain wear include a high tapping noise and rattling sounds, especially during cold start-ups. If left unaddressed, this issue can lead to engine damage and costly repairs.
Valve Stem Seal Problems: Valve stem seal issues have been reported, causing white or blue smoke to come out of the exhaust. This problem can affect engine performance and fuel efficiency. Replacing valve stem seals is crucial to prevent further damage to the engine.
Gearbox Failures: Some owners have experienced failures with the six-speed manual gearbox in the 2009 Mini JCW. When the gearbox fails, it may require a complete replacement, leading to significant repair costs and potential downtime.

These common problems highlight the importance of regular maintenance, timely repairs, and thorough inspections when owning a 2009 Mini JCW. Addressing these issues promptly can help prevent further damage and ensure the longevity of the vehicle.

Is 2009 a good year for Mini?

Consumer Reports named the 2009 Mini Cooper the best of the brand for the model year, and not just for the price, rating the compact higher than the Cooper S and the Clubman, thanks to a better ride, superior fuel economy, and sharp handling. Their only minus: The car is premium-fuel-only.

Are Mini Cooper JCW reliable?

So how reliable is the mini John Cooper Works. Well today we have my mini John Cooper Works this is a 2022 mini John Cooper Works f56. Obviously. And I've had this car now since February of 2022..

What is the engine problem with the 2009 Mini Cooper?

The high-pressure fuel pump has been known to fail on the Mini Countryman and the 2007 through 2009 Mini Cooper S models. If it does, this can result in a lack of power, rough running, and significantly reduced performance. You may notice that your check engine light comes on and the engine goes into “limp mode.”

What is the top speed of a 2009 Mini Cooper S JCW?

According to Mini, the exhaust valves have a slightly thinner back cut than those of the Cooper S. Subtle though the changes may seem, they're enough to get the car to 60 mph in a claimed 6.2 seconds (6.5 for the four-door Clubman), and to a top speed of 148 mph.

2009 Mini Jcw complaints

The NHTSA has received 0 complaints about various vehicle components related to the 2009 Mini Jcw.

You can leave your car complaint via the special form below.

2009 Mini Jcw recalls

The National Highway Traffic Safety Administration (NHTSA) has issued 4 recalls for different components of the 2009 Mini Jcw.

2023-05-11

Manufacturer: BMW of North America, LLC
Components: ELECTRICAL SYSTEM
Summary: BMW of North America, LLC (BMW) is recalling certain 2008-2014 MINI Clubman Cooper, Clubman Cooper S, Clubman John Cooper Works, and 2007-2013 MINI Hardtop 2-Door Cooper, Cooper S, and John Cooper Works vehicles sold, or ever registered, in Alaska, Colorado, Connecticut, Delaware, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Dakota, Ohio, Pennsylvania, Rhode Island, South Dakota, Utah, Vermont, Virginia, West Virginia, Washington D.C., and Wisconsin. The electronic control module in the driver's side footwell area may short-circuit, due to corrosion from water and road salt.
Consequence: An electrical short-circuit can increase the risk of a fire.
Remedy: Dealers will inspect the sunroof drains, interior footwell area, and FRM and, depending upon the results of the inspection, certain components will be replaced. Owner notification letters were mailed May 13, 2024. Owners may contact BMW customer service at 1-866-825-1525.

2018-04-18

Manufacturer: BMW of North America, LLC
Components: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
Summary: BMW of North America, LLC (BMW) is recalling certain 2011-2012 BMW 550i, 550i xDrive, 550i Gran Turismo, 550i Gran Turismo xDrive, 750i, 750Li, 750i xDrive, 750Li xDrive, 760Li, X5 xDrive50i, X5 M, X6 xDrive50i, X6 M, ActiveHybrid7, MINI Cooper S Convertible, John Cooper Works (JCW) Convertible, Cooper S Countryman, Cooper S Countryman ALL4, Cooper S, JCW, Cooper S Clubman, JCW Clubman, Cooper S Roadster, JCW Roadster, Cooper S Coupe, JCW Coupe and Rolls-Royce Ghost, 2011 BMW X6 Hybrid and 2012 BMW 650i Coupe, 650i xDrive Coupe, 650i Convertible and 650i xDrive Convertible vehicles. The electric auxiliary water pump may fail and cause the circuit board to overheat.
Consequence: If the circuit board were to overheat, it can increase the risk of a fire.
Remedy: BMW will notify owners, and dealers will replace the electric auxiliary water pump, free of charge. Depending on the model, there are currently limited parts available, however not all parts are available at this time. Owners will be notified of the recall beginning June 11, 2018, and will receive a second notification when remedy parts become available. Owners may contact BMW customer service at BMW 1-800-525-7417, MINI at 1-866-825-1525, or Rolls-Royce at 1-877-877-3735. Note: BMW recommends that owners park their vehicle outdoors until the recall remedy has been performed.

2012-01-11

Manufacturer: BMW OF NORTH AMERICA, LLC
Components: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
Summary: BMW IS RECALLING CERTAIN MODEL YEAR 2007-2011 MINI COOPER S, 2008-2011 MINI COOPER S CLUBMAN, 2009-2011 MINI COOPER S CONVERTIBLE, 2009-2011 MINI COOPER JCW, 2009-2011 MINI COOPER JCW CLUBMAN, 2009-2011 COOPER JCW CONVERTIBLE, AND 2011 COOPER S COUNTRYMAN PASSENGER CARS MANUFACTURED FROM NOVEMBER 14, 2006, THROUGH JANUARY 18, 2011. THE ELECTRIC AUXILIARY WATER PUMP THAT COOLS THE TURBOCHARGER HAS AN ELECTRONIC CIRCUIT BOARD THAT CAN MALFUNCTION AND OVERHEAT.
Consequence: THE CIRCUIT BOARD MAY SMOLDER WHICH COULD RESULT IN A VEHICLE FIRE.
Remedy: BMW WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE WATER PUMP FREE OF CHARGE. THE SAFETY RECALL BEGANDURING FEBRUARY 2012. OWNERS MAY CONTACT BMW AT 1-866-275-6464.

2008-10-02

Manufacturer: BMW OF NORTH AMERICA, LLC
Components: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
Summary: BMW IS RECALLING 560 MY 2009 JCW (JOHN COOPER WORKS) AND JCW CLUBMAN VEHICLES EQUIPPED WITH 16 INCH DIAMETER FRONT BRAKE DISCS RATHER THAN 17 INCH DISCS. UNDER CONDITIONS OF INTENSE BRAKE USAGE, BRAKING PERFORMANCE WOULD BE REDUCED.
Consequence: DEPENDING ON TRAFFIC AND ROAD CONDITIONS, AS WELL AS A DRIVER'S REACTIONS, REDUCED BRAKE PERFORMANCE COULD INCREASE THE RISK OF A CRASH.
Remedy: DEALERS WILL INSPECT THE FRONT BRAKE DISCS AND PADS AND, IF NECESSARY, REPLACE THEM. THE RECALL BEGAN ON OCTOBER 16, 2008. OWNERS MAY CONTACT BMW/MINI AT 1-866-275-6464 OR BY E-MAIL AT [email protected]..

Additional sources

More sources of information about 2009 Mini Jcw problems:

Known issues in 2009 to 2011 cooper S JCWs : r/MINI

https://www.reddit.com/r/MINI/comments/14d61ww/known_issues_in_2009_to_2011_cooper_s_jcws/

Jun 19, 2023 ... i have this same engine at almost 200k miles, if you look after it, it's not as bad as people are saying. You need good service history with ...

09 JCW: a new mini owners string of problems - North American ...

https://www.northamericanmotoring.com/forums/stock-problems-issues/241283-09-jcw-a-new-mini-owners-string-of-problems.html

Nov 26, 2012 ... And shortly after began seeing some odd issues. I purchased it from a toyota dealership as it was a trade in, so instead of bringing it straight ...

Newb Inquiry - How Reliable is 2009 Mini Cooper S JCW : r/MINI

https://www.reddit.com/r/MINI/comments/ye2y4w/newb_inquiry_how_reliable_is_2009_mini_cooper_s/

Oct 26, 2022 ... On a scale of 1-10, with 10 being most reliable, it's about a -65 tbh. EDIT: You actually have it flipped, the Gen 1 with the supercharger is a ...

N14 JCW engine, good, bad, or run away! - North American Motoring

https://www.northamericanmotoring.com/forums/factory-jcw-talk-2009/326911-n14-jcw-engine-good-bad-or-run-away.html

May 3, 2018 ... The big issues with the N14 can be addressed - get the revised valve cover to reduce the carbon buildup on the intake valves, and the updated ...

Sorry I Am Not Perfect: Common 2nd Gen R56 MINI Problems - JCW ...

https://jcwadventures.com/2020/12/20/sorry-i-am-not-perfect-common-2nd-gen-r56-mini-problems/

Dec 20, 2020 ... Carbon Build Up – A common issue on direct injection due to the way the fuel doesn't go over the values to clean them compared to the old port ...