What does Valvetronic eccentric shaft failure on BMW mean?
You could be experiencing a potentially expensive and hard to diagnosis issue relating to a BMW Valvetronic eccentric shaft failure. The Valvetronic system on your bmw is a variable valve lift setup which, in combination with variable valve timing, allows the intake valve timing to be infinitely adjustable.
What happens when Mercedes Benz air suspension stops working?
When they stop working the air suspension control unit may no longer be able to recognize the height of the car. Your Mercedes-Benz will greet you with a warning message on the dash related to the airmatic failure. The car height may be correct and the car still rides fine, it’s just that the computer doesn’t know that.
What does clicking mean on a BMW eccentric shaft?
The clicking is usually a sign that the eccentric shaft has gone bad, however, it could be other things so it is not definitive. The best way to find out for sure is to do the actuation test via a BMW diagnostic tool. And it if fails that alongside with the clicking the next step would be to go in and check the shaft.
Can a spring jump off a BMW valvetronic?
Even with the tool, it is very easy for a spring to jump off and be in a position that can potentially cause catastrophic engine failure. After the repairs are performed on the Valvetronic assembly, the limit stops have to be relearned using the BMW scan tool to do this procedure.
What is the problem with the SZL on the BMW E63?
To fix, the optical sensor in the SZL was to be replaced. Problems and faults: BMW E63 6-Series coupe If there is a rattling noise from the front of the engine and the ‘check engine’ light illuminates, there may be a leak in an oil line for the variable valve timing system.
Why is MY BMW E63 making a rattling noise?
Problems and faults: BMW E63 6-Series coupe If there is a rattling noise from the front of the engine and the ‘check engine’ light illuminates, there may be a leak in an oil line for the variable valve timing system. If the ‘check engine’ light is illuminated and the engine is running rough, the camshaft position sensors may have failed.
Why does MY BMW have an ELV warning?
The condition may be intermittent. The ELV (Electric Steering Lock) warning is shown in the Instrument Cluster. Cause #1: The steering column is held against the steering lock because of torque from the steering gear.
What causes pre ignition detonation in BMW E63?
CCDI occurs first as a cold start noise that can fade as the engine reaches operating temperature. As deposits build, there is an increase in compression temperature that may cause pre-ignition detonations. Symptoms include knocking, pining, poor acceleration, increased NOx emissions and engine idle speed surges.