Sensor Crank Compatible With BMW E34 E36 E38 E39 E46

In BMW vehicles from the E34, E36, E38, E39, and E46 series, the "sensor crank" typically refers to the crankshaft position sensor.

Crankshaft Position Sensor (CPS): The CPS is a vital component of the engine management system. It monitors the rotational speed and position of the crankshaft, which is crucial for ignition timing, fuel injection synchronization, and overall engine performance.

Functionality: The CPS detects the exact position of the crankshaft and sends this information to the engine control unit (ECU). Based on this data, the ECU calculates the optimal timing for ignition sparks and fuel injection, ensuring efficient engine operation.

Ignition Timing: By accurately detecting the crankshaft's position, the CPS helps maintain precise ignition timing. This results in smoother engine operation, improved fuel efficiency, and reduced emissions.

Fuel Injection Synchronization: The CPS also plays a key role in synchronizing fuel injection with the engine's cycle. It ensures that fuel is injected into the cylinders at the right moment for optimal combustion and power output.

Engine Control: The data from the CPS is used by the ECU to adjust various engine parameters, such as air-fuel mixture, idle speed, and throttle response. This helps optimize engine performance under different driving conditions.

Diagnostic Function: In case of any issues related to the crankshaft position or timing, the CPS can trigger diagnostic trouble codes (DTCs) that are logged in the vehicle's onboard diagnostic system. This allows technicians to identify and resolve problems efficiently.

What's in the box
1 x Sensor Crank BMW E34 E36 E38 E39 E46