Valve lift is determined by the front O2 sensor. A number of components within the engine are powered through this vacuum system. It is a common problem on all 2012 Cayenne cars. More information on the recall athttp://www.camshaftadjusterrecall.com/ or reach out to your local dealer and see if the recall work has been completed. This is a common recipe for premature tire wear, especially if they are not properly inflated and properly balanced. Vehicle shutters/stutters and does not shift into gears (4 to 5). It was replaced at 26,000 miles and now it is acting the same way again at 48. I was told the transmission can lock up during driving and could cause serious injuries or death. Hoping To Identify A Root Cause Of Multiple Transfer Case Failures. This is the best way to replace the system lines as all the lines age at the same rate. Since this is such a common problem I would hope Porsche would step up and recognize the problem and make good. Ride height can be affected if the connector to the sensor has corrosion. I have had the transfer case replaced in this vehicle twice in the last 25k miles. This develops into a knocking noise sometimes accompanied by a coolant leak. If you have this leak, search our Porsche Repair Shop listing to find a locally skilled expert that can solve this problem for you more cost effectively. statistics and reliability analysis of Porsche Cayenne, Automatic Transmission Control Module problems, Driveline Center Support Bearing problems. Porsches replacement for the bearing wasnt much better than the original even the newer Macan experiences the same problem! Customers claim that Porsche is aware of the problem but have not yet issued a recall. A local Porsche shop directed me to reviews which note the same known issue - due to a known defect that drains fluid by transfer case and gets moisture into the case. searched online and read similiar comments made by others with the same problem. Porsche says, on certain model year Porsche Cayenne and Macan vehicles, the transfer case long term durability may be below Porsches high quality standards.. Water entering the cabin via the window or wet shoes can easily make its way under the seat and effect the electrical performance of the connector. Transfer case has failed, jerking and interruption of accelerations. Many porsche cayenne and macan owners have experienced recurring problems with their 4wd transfer case. Very well known problem and there are a lot of similar complaints on the NHTSA complaint log system as well as documented online. When the center support bearing fails, the shaft wobbles, vibrates and thumps during acceleration. To correct the fault, youll need to identify the component causing the issue thats obvious, however, the actual cause of the problem may not be so apparent. Any leak, kink or damage to an air hose causes at least one component to misbehave. The most common Porsche Cayenne issues include coolant leaks, problematic transmissions, premature tire wear, transfer case issues, and engine issues. I was entering the hwy and the car jumped forward and suddenly lost power before jumping into gear. This is also the location of the thermostat, which also fails regularly. Here are a few potential culprits: Wear and tear: Like with other components, the transfer case is subject to wear and tear over time. Previouse recall # 03v351000 - Porsche will not currently honor this recall. Well known issue in the Porsche community and Porsche solution is does not fix the issue. The manufacturer does not reply to inquiries, it is my request that they be forced to provide a permanent, reliable fix for this issue. Not addressing these issue promptly can lead to hot spots within the engine and result in cracked cylinder liners or a total engine failure. Warranty expired 5/31/19. Seemingly as a result, Porsche recently announced an extension to the warranty period covering the transfer case. It's reported rampantly on forums, with many owners reporting multiple successive failures like I have experienced. On some occasions Porsche will pay for the $5k repair but the part is still replaced with a transfer case with the same flaw. Porsche will not cover the total cost of the repair (approx. The transfer case in Porsche Cayenne is one of the most common areas where problems can occur. Help? Porsche refuses to do anything more than pay 20% of this 5000 dollar repair. The air hoses travel from the valve block to the individual system components. The aftermarket solution does not require the driveshaft to be removed to complete the job and usually will save you money on the repair. Since the transfer case uses a "multiplate wet clutch", moisture could prematurely corrode or allow rust to form, which could cause the clutch to bind and work erratically. Wear in the transfer case causes a mismatch between the intended wheel speeds during acceleration and the actual wheel speeds. Moreover, owners of 958 Cayennes who have experienced failures of the transfer case and subsequent replacement of the transfer case and the newly designed hose, should be reimbursed for the full cost of the replacement transfer case and the hose. Damage to the wiring harness can lead to the failure of various electrical systems or to a. Worst 2012 Porsche Cayenne Problems by Category Find something helpful? Porsche has updated both of the in-tank pumps a number of times and when having this issue, it makes sense to replace both the pumps and associated filter in a single job. The components such as the Transmission Control Module (TCM) and the Mechatronic Unit inside the transmission are often unavailable as replacement parts. Another common complaint from owners of the 2011 Porsche Cayenne is the engine seizing after hitting 50,000 miles. . . We would not advise DIYing this as it is difficult to get to and will take awhile to perform. Transfer case failure. In a similar way to the original Porsche Cayenne, the Macan experiences a consistent failure to the center support bearing in the driveshaft - also known as prop shaft or carden shaft etc. The valve body is an electro-mechanical device the redirects the pressurized transmission fluid through a valving system to enable the physical gear changes. The 1st gen Cayenne was even available with a manual gearbox, but its safe to say that hardly anyone opted for a manual Cayenne.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'luxurycarsa2z_com-large-leaderboard-2','ezslot_11',109,'0','0'])};__ez_fad_position('div-gpt-ad-luxurycarsa2z_com-large-leaderboard-2-0'); The older automatic gearboxes are known to become jerky and noisy which later lead them to complete failure. 6.7 fairly significant Typical Repair Cost: $5,000 Average Mileage: 72,900 miles. I pray they are not waiting for a death first. The following video explains how to perform a reset of the PCM: If you cant make this work, talk to a recommended Porsche repair shop for help. Porsche says cannot duplicate problem. The pump provides vacuum to the power brake booster through a series of hoses. Noticed a kind of thumping sound when accelerating, usually appearing at 3k rpms. Edmunds gives the new 2020 Porsche Cayenne a solid 8/10 rating. I was raised in a car enthusiast community and ever since I was young, I always wanted to do car-related work. Also, see repair breakdown by problem area and cost. We experienced a V8 running very badly and setting faults for camshaft position sensor, misfires etc. Even those that do hardly ever maintain them properly which means that there are many of these 100-200k miles plus models with lackluster reliability and all sorts of unoriginal parts and questionable repairs. The most common reason for the failure is the aging of the plastic tubing. 2022, CarProblemZoo.com All rights reserved. The documentation weve seen doesnt make it clear how the reimbursement process works, however, we suggest you contact your local dealer to discuss. Car had only 40k miles and unluckily just past warranty. Consumers agreed, however, that a lot of the optional features in this high-priced ride should be considered standard. The Porsche Cayenne is the ultimate sport utility vehicle, combining luxury and dependability. Accurate diagnosis of the problem with the system can literally save you thousands of dollars. I urge the NHTSA to initiate a formal investigation of this problem and force Porsche cars of north America to initiate a recall campaign for the safety of the public and for the thousands of owners like myself who have spent 70000 to 90000 on a premium SUV and are left helpless. 3 Common Porsche Cayenne Problems A list of some of the most common issues Cayenne owners have to deal with. This is the fourth transfer case that the vehicle has required. There is no better vehicle on the market today. Acceleration is not smooth. Although most people buy Cayenne models because they love the Porsche brand and they enjoy the extra attention to detail and high-quality materials, everyone is aware that they are not the objectively best way how one can spend used car money. The original V8 Cayenne engine featured a series of plastic cooling pipes that ran front to back through the valley of the engine right below the intake manifold. The dealer knows this is a problem but will not help with cost. Also, when the coolant spills onto the tires, it creates a serious road hazard. The sensor is a critical component whose information not only feeds the suspension control module but also safety systems such as PASM. #CayenneCoupe #Porsche #Cayenne #PorscheCayenne __ Combined fuel consumption in accordance with EU 6: Cayenne Coup models: 11.4 9.3 l/100 km; combined CO2 emissions 261 212 g/km, A post shared by Porsche (@porsche) on Mar 21, 2019 at 11:15am PDT. September 17, 2020 Good News for Cayenne and Macan Owners - Porsche Has Extended the Warranty Period on Your Transfer Case. Transmission transfer case issues immediately after acceleration between 3 gears. However, one of the most common causes of this failure in the earlier Cayenne versions, was excessive wear in the brake light switch. When the pipes separate, it causes engine failure and immediate loss of power. Failure of these sensitive components is inevitable. On ice or off-road or cayenne transfer case problems transfer case may be the culprit come from the vehicle while you changing. Replacing the front O2 sensor will typically solve this problem. . Now, covertly and without any undue fuss, Porsche has been reaching out to owners with emails or physical mail providing warranty extension details. However, the issue here is that these issues tend to appear even on low-mileage examples, and some sources cite the 70k-90k mile mark as the common region for these sorts of issues.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'luxurycarsa2z_com-large-mobile-banner-2','ezslot_12',112,'0','0'])};__ez_fad_position('div-gpt-ad-luxurycarsa2z_com-large-mobile-banner-2-0'); This does not necessarily sound all that bad, especially if it happens under warranty. The manufacturer was not made aware of the failure. Our article on how to interpret and make sense of those fault codes may help. 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