Mini Cooper N14 Engine Problems

The N14N18 engine uses direct injection a twin-scroll turbocharger and Valvetronic variable valve lift. It is my understanding that they revised the the engine so that it is not as prone to carbon build up as the original N14 offering was.

Pin By Patrick Carney On Mini High Pressure Pressure Warranty

Inlet valve coking on N14-engine Gen 2 MINIs typically produces symptoms such as hesitation loss of power and erratic idling.

Mini cooper n14 engine problems. The Cooper S arrived in 2002 with a supercharged 16L four-cylinder engine making 163hp and 155lb-ft of torque. MINI Cooper S N14 Engine Misfire Valve Timing Problems. However the hatchbacks can still develop oil and coolant leaks leading to.

Broken timing guides bad VANOS pulley and possible other repairs needed. We have recently read through 10 years of threads regarding the problems of the inlet valves coking up with the associated problems and how people Main Peugeot Dealers include I believe have addressed the problem. Low compression on cylinder 3 and leaking.

Check engine light on hard starting condition and noisy engine. The issue can bring up engine management lights typically seeing codes for super knock fuel shut off however its very important to note that this code can appear for a range of other problems so full diagnosis is always recommended. The engines components are produced by PSA at their Douvrin France facility with MINI and BMW engine assembly at Hams Hall in Warwickshire UKcitation needed The co-operation was announced on 23 July 2002 with the first engines produced in 2006.

Frequent oil changes will help as it will allow the oil better and not clog the tiny oil channel that lubricates the pump. The issue relates to a chain tensioner becoming less efficient or failing which leads to a slacking of the timing time which in turn hits timing chain guide rails. Dealer refuses to repair out of warranty and even if repaired the problem will return.

Since direct injection engines such as the N14 do not spray fuel on the backside of the intake valves the detergent properties of the fuel cannot remove the carbon build up as occurs in port injected engines. IF YOU HAVE THIS MODEL READ THIS. That said all direct injection engines will suffer with this to a certain extent as the fuel is not passingcleaning the valve as it enters the cylinder.

Issues edit There has been several cases of recalls andor extended warranty due to failing HPFP high pressure fuel pumps in the Prince engine 15. Welcome to Seattle MINI where we go above and beyond to get you behind the wheel of a car youre sure to love driving. First there are two main problems and we are not talking about the fuel pump or timing chain guide issues with the N14 that has lead to the myth that the N14 engine has bad pistons or is week.

Jump to Latest Follow. It is unavoidable because it is inherent to the design of the engine. Explore the expansive inventory of new and pre-owned MINI vehicles available at our dealership to find the one that best suits your specific lifestyle.

Dealership diagnosed as valve timing problems. 20072010 MINI Cooper 2011. Remember if you choose to ignore a seemingly small prob.

The 2009 Mini Cooper has 114 NHTSA complaints for the engine at 65794 miles average. This is a widespread problem on 2007 and later Mini Cooper S. R56 MINI Cooper models equipped with N12 N16 or N18 Engines can develop VANOS timing failures and fault codes.

Death Rattle is an issue that is commonly found in the MINI Cooper S N14 engine 2007 - 2010 and MINI JCW 2007 - 2012. Curb weight was just above. The big r56 cooper s n14 engine bodge up cure for stopping the inlet valves coking up proper cure.

Just a quick tip if you are looking to figure out why your Mini Cooper N12N14 motor is misfiring. As you may know due to the design of the rear crank case ventilation system on the Mini Cooper N14 07 to 10 or to 12 for the JCW the engine is susceptible to. As above though the N14 engine issues are blown out of proportion by those that dont maintain the cars properly and have had an issue which means you could actually buy a.

Stuff done to this car so far. My mini running on 3 cylinders for some reason. Vacuum Pump can fail and cause catastrophic failure as it can result in bent valves.

For the MINI R56 Cooper S and John Cooper Works the 16-litre turbocharged N14 petrol engine is susceptible to developing carbon deposits on the back of the intake valves. The first issue is the rear crank case ventilation. Oil consumption N14 engines burn about 1 quart of oil every 2-3k miles once it has higher mileage.

Regarding second-gen Mini reliability the 2013 Cooper and Cooper S avoid the recalls and N12N14-related issues such as the timing chain Death Rattle JCW Adventures reports. R56 MINI Cooper models equipped with N14 engines can exhibit the same failures but lack an exhaust VANOS acuator you will see timing faults related to VANOS but not the exhaust side. N12N14N18 common issues.

There are cases of multiple engine failures to same car. Car has timing chain noise on cold start-up and if left unrepaired it will result in timing chain failure and engine destruction.