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Can I unplug eccentric shaft sensor?

Posted on September 10, 2021 by Author

Table of Contents

  • 1 Can I unplug eccentric shaft sensor?
  • 2 What’s an eccentric shaft?
  • 3 What does eccentric shaft actuator do?
  • 4 Which BMW engines have valvetronic?
  • 5 Where is eccentric used?
  • 6 What problem occurs when the shaft looses eccentricity?
  • 7 Where does the eccentric shaft sensor wick oil?
  • 8 How do I know if my BMW valvetronic eccentric shaft is bad?

Can I unplug eccentric shaft sensor?

From what I’ve researched, unplugging the eccentric shaft sensor disables valvetronic and the valve lift is set to maximum at idle.

What are the symptoms of a bad valvetronic?

What can go wrong with Valvetronic systems?

  • Illuminated MIL lamp that may or may not be flashing.
  • Varying degrees of power loss.
  • Rough idling/running at some engine speeds.
  • Excessive fuel consumption.
  • A hard-start or a no-start condition may be present.

What’s an eccentric shaft?

The eccentric shaft is an essential part of the fully variable valve lift control. The valve lift changes continuously from maximum to almost zero by rotating / pivoting the eccentric (shaft) by means of an electric motor.

How does an eccentric shaft work?

An eccentric shaft rotated by a gear and pinion produces the oscillating movement of the main shaft. The eccentricity causes the cone head to oscillate between the open side setting (o.s.s.) and closed side setting (c.s.s.).

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What does eccentric shaft actuator do?

It is responsible for actuating an eccentric shaft that adjusts intake valve lift. It’s basically a camshaft on top of the intake camshaft that controls how far open the valves move during one rotation of the intake camshaft.

How do you reset a valvetronic motor?

Basically you reconnect everything, turn the car ON (don’t start engine), and wait. You should here the car going through the “self test/calibration” on the valvetronic motor. Wait about 30 seconds and turn the car off. Next restart everything should be ready.

Which BMW engines have valvetronic?

The redesigned N52 inline six-cylinder engine, which was introduced during 2006, received the second-generation Valvetronic system, while the third, and current iteration of Valvetronic systems is in use on almost all BMW engines across the range of BMW vehicles.

Can you drive with a bad valvetronic motor?

If valvetronic fails, your electric throttle body takes over. Your engine is currently operating as a regular engine with a throttle. It is safe to drive to the mechanic.

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Where is eccentric used?

It is used most often in steam engines, and used to convert rotary motion into linear reciprocating motion to drive a sliding valve or pump ram. To do so, an eccentric usually has a groove at its circumference closely fitted a circular collar (eccentric strap).

Does a rotary engine use an eccentric shaft?

The Wankel rotary engine is unique in that it has three main moving parts, in comparison to piston cylinder engines which have many more. There are two rotors, and a single eccentric shaft which all rotate, rather than reciprocating like four-stroke engines.

What problem occurs when the shaft looses eccentricity?

A loose part disturbs the settings and leads to breakdowns. 3. Eccentric shafts give irregular motion, drafting waves, and results in breakdowns.

Where is the eccentric shaft position sensor located on a BMW?

Cool information about BMW eccentric Shaft position sensors. The eccentric shaft position sensor is used as a feedback for the Valvetronic eccentric camshaft. The eccentric shaft is actuated by the Valvetronic motor and in return controls variable intake valve lift. The eccentric shaft sensor is mounted to the cylinder head beneath the valve cover.

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Where does the eccentric shaft sensor wick oil?

The top of the sensor protrudes up through valve cover and is sealed by a rubber gasket. The eccentric shaft sensor tends to wick engine oil up through electrical connector, creating an oil leak at top front of valve cover. If you suspect your sensor is leaking, follow these steps to inspect and replace it.

Where is the eccentric shaft sensor located on a Ford Mustang?

The eccentric shaft sensor is mounted to the cylinder head beneath the valve cover. The top of the sensor protrudes up through valve cover and is sealed by a rubber gasket. The eccentric shaft sensor tends to wick engine oil up through electrical connector, creating an oil leak at top front of valve cover.

How do I know if my BMW valvetronic eccentric shaft is bad?

BMW Valvetronic eccentric shaft failure can happen suddenly. You go out to your vehicle unlock the doors, and before you even start the vehicle, you notice a terrible clicking/ binding noise coming from the engine bay. You start the car and there feels to be a slightly rough idle, but other than that, all is ok.

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