BMW E46 X5 E53 E60 E61 E65 E81 E83 E90 E91 Ping Sensor

BMW E46 E60 E87 E90 E91 E92 Knock Sensor is an original component from the BMW OE group, designed for precise monitoring of engine knock. Thanks to its factory specifications, it ensures proper cooperation with the control electronics, which translates into stable engine operation and safe utilization of its potential.

Specifications and technical data

• SKU: 1435485
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1435485
• Substitutable numbers: 13627568422, 7568422, 12141435485, 1435485
• Category: Other Engine Parts

Application of BMW Knock Sensor

The BMW E46 E60 E87 E90 E91 E92 Knock Sensor works in direct contact with the engine block, registering vibrations characteristic of engine knock. The signal from the sensor is analyzed by the engine control unit, which, based on this, corrects the ignition timing and other engine operating parameters.

A properly functioning knock sensor helps to:

• limit the risk of mechanical engine damage resulting from engine knock,
• maintain stable performance across the entire RPM range,
• preserve the proper operating smoothness of the engine,
• maintain compliance with factory control unit maps.

Characteristics and Compatibility

The presented component belongs to the Other category, but is closely related to the engine control system in BMW vehicles. As a BMW OE class part, it has been designed to work with the factory wiring harness and original control unit, without the need for installation modifications.

The product has a dedicated part number and associated interchangeable numbers, which facilitates the selection of the correct sensor for a specific engine configuration. Before purchasing, it is advisable to compare the markings with the vehicle data and manufacturer's specifications to ensure full installation compatibility.

Component Condition and Practical Aspects

The sensor comes from the group of used BMW OE components, which means it is an original part from a dismantled vehicle, retaining its factory operating characteristics. Such components are often chosen in professional workshops when it is important to maintain compliance with the factory control system and to reduce repair costs.

Replacing the knock sensor is recommended in situations where diagnostic errors related to the sensor signal occur, power loss, uneven engine operation under load, or clear signs of engine knock. Installation should be performed with the correct tightening torque and a clean contact surface with the engine block to ensure proper vibration transmission.

Why Choose an Original BMW OE Sensor

In the engine control system, precision of reading and repeatability of parameters are crucial. An original BMW OE sensor ensures:

• consistency with factory control unit algorithms,
• appropriate sensitivity and vibration filtration characteristics,
• stable operation across a wide range of temperatures and loads,
• secure mechanical fit to the engine block.

This allows the ignition system to operate under optimal conditions, and the engine maintains parameters close to factory settings. This is particularly important in higher-power units where the safety margin against engine knock is smaller.

Other Products and Technical Knowledge

If you are also looking for other components from the BMW Other category, check out our dedicated offer: other BMW parts and accessories in the Other category. This is a convenient way to select additional components related to the electronics and engine accessories of this brand.

For those interested in comparing technical solutions used in various brands, including sports versions, we recommend our blog article discussing the construction of powertrains and chassis in high-performance cars: Audi RS vs. other models – what's under the hood and chassis?. This is a valuable addition to your knowledge about engine operation, ignition systems, and the importance of precise sensors.