Bosch 0261231096 Ignition Knock (Detonation) Sensor

Bosch Knock Sensor for BMW V8 Engines

This Bosch ignition knock sensor helps monitor engine detonation so the ECU can adjust timing and protect the engine under load. It is an OE-quality replacement for select BMW 530i, 540i, 740i, 740iL, and 840Ci applications.

Key Features

• Bosch OE quality ignition knock (detonation) sensor
• Supports engine protection by detecting knock events
• Helps maintain efficient combustion and fuel consumption control
• Direct-fit replacement for select 1993-1995 BMW V8 models
• Part number 0261231096 for accurate identification

Product Details

Bosch 0261231096 is an ignition knock sensor built for BMW engines that rely on precise detonation monitoring. Bosch OE quality construction supports accurate signal input to the engine management system, helping the vehicle respond to abnormal combustion before it can affect drivability or engine durability. This part is commonly searched as a BMW knock sensor replacement for 1994-1995 BMW 530i, 540i, 740i, 740iL, and 840Ci, as well as 1993 BMW 740i and 740iL built to 04/1993. This part cross-references BMW 12141702163 for the same application.

What It Helps Address

• Check engine concerns related to knock sensor signal faults
• Audible pinging or detonation under acceleration
• Reduced engine performance caused by incorrect timing control
• Fuel economy loss from inaccurate combustion feedback
• Driveability issues tied to failed or aging knock sensor input

Installation Notes and Tips

Verify the engine code and build date before ordering, especially for 1993 BMW 740i and 740iL models built to 04/1993. Inspect the sensor mounting surface and wiring connector before installation, and confirm the replacement matches Bosch 0261231096 and the vehicle’s OE reference.

Quality Assurance

Bosch supplies OE-quality engine management components, and this knock sensor is engineered to meet the demands of factory-style detonation monitoring on BMW applications.