Global Parts 1811850 Ignition Knock (Detonation) Sensor

Name: Global Parts 1811850 Ignition Knock (Detonation) Sensor
Brand: Global Parts
SKU: BKNH-1811850
Price: 50.86 USD
Availability: InStock

103 vehicles fit this part

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OE Direct Replacement — Bolt-on fit, no modifications needed

Fitment: BMW, 325Ci, 330Ci, X3, X5, 325i, 325xi, 330i, 330xi, 530i, Z4, 525i, Z3, 323Ci, 323i, 328Ci, 328i, and 528i

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Overview of Global Parts Ignition Knock Sensor 1811850

The Global Parts Ignition Knock (Detonation) Sensor 1811850 is designed to provide accurate knock detection for BMW vehicles. This sensor helps optimize engine performance by detecting engine knock and sending signals to the engine control unit.

Terminal Type: Pin
Mounting Hardware Included for easy installation
Single round male connector with 4 terminals
Wiring harness included for direct fit
Compatible with multiple BMW models including 3 Series, 5 Series, X3, X5, Z3, and Z4

Detailed Product Description

The Global Parts 1811850 ignition knock sensor features a pin-type terminal and a round male connector with four terminals, ensuring reliable electrical connections. The included wiring harness and mounting hardware simplify installation and reduce the need for additional parts. This sensor is engineered to detect engine detonation accurately, allowing the engine control unit to adjust ignition timing and prevent engine damage. It is compatible with a wide range of BMW models such as the 323Ci, 325i, 328i, 330i, 525i, 528i, 530i, X3, X5, Z3, and Z4, making it a versatile replacement part for emission control systems.

Common Applications and Issues Addressed

Detects engine knock or detonation to prevent damage
Helps improve fuel efficiency by optimizing ignition timing
Reduces harmful emissions by ensuring proper combustion
Prevents engine misfires related to knock sensor failure
Maintains engine performance and smooth operation

Installation Notes and Tips

Installation of the Global Parts 1811850 sensor is straightforward due to the included mounting hardware and wiring harness. Ensure the sensor is mounted securely to the engine block in the designated location. Verify the connector is fully seated and locked to avoid electrical issues. It is recommended to disconnect the battery before installation to prevent electrical shorts. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.

Quality Assurance and Warranty

Global Parts provides this ignition knock sensor with quality standards that meet OEM specifications. The part number 1811850 undergoes rigorous testing to ensure durability and reliable performance in BMW vehicles. Please refer to Global Parts’ warranty policy for specific coverage details.

This part fits 103 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Position	Notes
2013	BMW	125i	3.0L	L6	N/A
2012	BMW	120i	2.0L	L4	N/A
2012	BMW	125i	2.0L	L4	N/A
2011	BMW	120i	2.0L	L4	N/A
2011	BMW	125i	2.0L	L4	N/A
2010	BMW	120i	2.0L	L4	N/A
2009	BMW	120i	2.0L	L4	N/A
2008	BMW	120i	2.0L	L4	N/A
2007	BMW	120i	2.0L	L4	N/A
2006	BMW	120i	2.0L	L4	N/A
2006	BMW	325Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2006	BMW	330Ci	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2006	BMW	X3	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2006	BMW	X5	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2006	BMW	Z4	2.5L	L6	N/A
2005	BMW	120i	2.0L	L4	N/A
2005	BMW	320i	2.2L	L6	N/A
2005	BMW	325Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	325i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	325xi	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	330Ci	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	330i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	330xi	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	530i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	X3	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	X3	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	Z4	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2005	BMW	Z4	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	320i	2.2L	L6	N/A
2004	BMW	325Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	325i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	325xi	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	330Ci	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	330i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	330xi	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	525i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	530i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	X3	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	X3	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	X5	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	Z4	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2004	BMW	Z4	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	320i	2.2L	L6	N/A
2003	BMW	325Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	325i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	325xi	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	330Ci	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	330i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	330xi	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	525i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	530i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	X5	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	Z4	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2003	BMW	Z4	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	320i	2.2L	L6	N/A
2002	BMW	325Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	325i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	325xi	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	330Ci	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	330i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	330xi	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	525i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	530i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	X5	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	Z3	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2002	BMW	Z3	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	320i	2.2L	L6	N/A
2001	BMW	323i	2.5L	L6	N/A
2001	BMW	325Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	325i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	325xi	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	330Ci	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	330i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	330xi	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	525i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	530i	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	X5	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	Z3	3.0L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2001	BMW	Z3	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	323Ci	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	323i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	323ti	2.5L	L6	N/A
2000	BMW	328Ci	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	328i	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	528i	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	Z3	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
2000	BMW	Z3	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1999	BMW	323i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1999	BMW	323ti	2.5L	L6	N/A
1999	BMW	328i	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1999	BMW	528i	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1999	BMW	Z3	2.8L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1999	BMW	Z3	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1998	BMW	323i	2.5L	L6	N/A	Ensure compatibility prior to purchasing this Ignition Knock Sensor.
1997	BMW	323i	2.5L	L6	N/A
1997	BMW	325i	2.5L	L6	N/A
1996	BMW	325i	2.5L	L6	N/A
1995	BMW	320i	2.0L	L6	N/A
1994	BMW	320i	2.0L	L6	N/A
1983	BMW	320i	1.8L	L4	N/A
1982	BMW	320i	1.8L	L4	N/A
1981	BMW	320i	1.8L	L4	N/A
1980	BMW	320i	1.8L	L4	N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.