Posted on 7/21/2022
The Intermediate Shaft Bearing (IMS) failure is a common problem among many Porsche models including the 911, Boxster, Cayman, Cayenne, and Panamera. Many owners are uncertain about what causes IMS bearing failures. This specific issue, which is expensive to repair, can be prevented with basic maintenance and inspections. The IMS Bearing The intermediate shaft bearing is a dual-row ball bearing located behind the timing chain cover. The IMS bearing helps turn the camshafts by spinning off of input from the crankshaft. When oil pressure drops due to a lack of lubrication or excessive heat build-up, the bearing can fail. If this occurs while you are driving at highway speeds, your car will immediately go into limp mode, and you will no longer be able to accelerate or maintain speed ... read more