Camshaft Position Sensor VW Golf Mk5 Polo 6R Petrol Engine Sensor A2720510077

Camshaft Position Sensor VW Golf Mk5 Polo 6R Petrol Engine Sensor is a precision engine control component responsible for accurately determining the camshaft position in petrol units. A properly functioning sensor supports stable engine operation, correct fuel metering, and proper ignition timing. This component from the Camshafts group is designed for installation in the front part of the vehicle, within the engine accessory area.

Specifications and technical data

• SKU: 030907601E
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 030907601E
• Substitutable numbers: 030907601E, 030 907 601 E
• Location on the vehicle: Front
• Fuel type: Petrol
• Category: Camshafts

Function of the camshaft position sensor

The camshaft position sensor in a Volkswagen petrol engine is responsible for generating a signal that the engine control unit uses to determine the current position of the camshaft relative to the crankshaft. This enables:

• precise control of ignition timing,
• correct fuel-air mixture metering,
• stable operation at idle and under load,
• efficient engine starting under various operating conditions.

In vehicles such as the Golf Mk5 or Polo 6R, a faulty sensor can cause starting problems, power loss, or the check engine light to come on, which is why its proper selection and installation are essential for the reliability of the powertrain.

Purpose and compatibility

The presented sensor is a component dedicated to Volkswagen cars with petrol engines, where the sensor is mounted in the front part of the power unit. This solution is typical for modern designs where the engine control unit requires accurate information about the camshaft position to maintain appropriate operating parameters.

By using the original specification for this group of vehicles, the sensor works with the factory control system, maintaining the correct signal characteristics and allowing for seamless integration with the existing installation.

Technical characteristics and installation

The camshaft position sensor in this version is adapted to operate in high-temperature conditions and variable mechanical loads in the engine compartment. The housing and electrical connector are designed to ensure a stable connection with the wiring harness and proper sealing at the mounting point.

The location in the front part of the vehicle facilitates service access, which allows for efficient replacement during standard maintenance work. Proper seating of the sensor and maintaining the cleanliness of the mounting socket are crucial for obtaining a repeatable, clear signal for the engine control unit.

Condition and practical application

The offered item is in used condition, which allows for an economical sensor replacement while maintaining the functionality required for daily operation. This solution is particularly beneficial for routine repairs when you want to reduce costs while maintaining compliance with the factory timing system specification.

Replacing the camshaft position sensor is often one of the first diagnostic steps for petrol engine performance issues, such as unstable idle, jerking, or intermittent engine stalling. A correctly selected component helps restore proper engine synchronization and reduces the risk of further failures.

Support with selection and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other components from the same group, such as sensors, pulse wheels, or timing control elements, check the available parts in the Volkswagen Camshafts category.

To select the sensor even more precisely for a specific engine version, it is worth using the OEM number or vehicle data. Practical tips on verifying compatibility, asking the seller the right questions, and checking parameters can be found in the article Guide: how to choose the right car part by VIN and OEM number, which guides you step-by-step through the process of selecting used components.