BMW P1521: Intake Camshaft Control (Bank 2) Malfunction
Is your scanner showing BMW P1521?
No worries. We'll show you what it means and how to deal with it.
BMW P1521: Intake Camshaft Control (Bank 2) Malfunction
OVERVIEWWhat Does The BMW P1521 Code Mean?
Key on or engine running; and the DME detected the intake manifold control signal for was outside of its expected calibrated range.
What Are The Potential Causes Of The BMW P1521 Code?
Below are some potential causes of this DTC:
- Camshaft control circuit is open or shorted to ground
- Camshaft sensor is damaged or the DME has failed
- Camshaft out of adjustment
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> CAM Camshaft Position Sensor Fits 12147518628 Compatible with BMW
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
BMW P1521, DTCDECODE.
