Bosch 0261231224 ignition knock (detonation) sensor for the 2019-2026 BMW Z4 4-cylinder 2.0L, the 2020-2026 Z4 6-cylinder 3.0L and other vehicles detects engine knock and signals the control unit to adjust ignition timing. It is designed to original equipment specifications, with a durable build for harsh operating conditions.
- Monitors engine vibrations and signals the control unit when knock occurs
- Helps protect engine components by letting ignition timing adjust as needed
- Improves combustion efficiency and reduces fuel consumption by up to 9%
- Increases torque by up to 5%
- Enables the use of multiple quality fuels with various anti-knock properties
Quick facts
- Part: Bosch 0261231224 ignition knock (detonation) sensor
- Fits: the 2019-2026 BMW Z4 4-cylinder 2.0L, the 2020-2026 Z4 6-cylinder 3.0L and other vehicles
- Material: Metal - Plastic
- Condition: New
A failing knock sensor can show up as a check engine light, pinging under load, or a drop in power or fuel economy. None of these signs proves the sensor itself is at fault, since a damaged wiring connection, for one, can look much the same.
Fits
The 2019-2026 BMW Z4 4-cylinder 2.0L, the 2020-2026 Z4 6-cylinder 3.0L, the 2017-2026 BMW 230i 4-cylinder 2.0L and the 2017-2021 BMW 230i xDrive 4-cylinder 2.0L all take this sensor, as do many other BMW and Mini models. Own a different car? Look it up by year and engine in the "Vehicles it fits" section.
Specifications
- Terminal quantity: 2
- Material: Metal - Plastic
- Condition: New
In the box
This listing is one knock sensor, and the number a car takes varies by engine. A wiring harness is not included.
Interchange: 13627636937
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Does the Bosch 0261231224 knock sensor fit the 2019-2026 BMW Z4 with the 4-cylinder 2.0L?
Yes. The Bosch 0261231224 fits the 2019-2026 BMW Z4 4-cylinder 2.0L and the 2020-2026 Z4 6-cylinder 3.0L. For any other car, look it up in the "Vehicles it fits" section.
Is this knock sensor right for the 2017-2026 BMW 230i 4-cylinder 2.0L?
Yes. This knock sensor fits the 2017-2026 BMW 230i 4-cylinder 2.0L and the 2017-2021 BMW 230i xDrive 4-cylinder 2.0L.
Does the Bosch 0261231224 knock sensor come with a wiring harness?
No. The Bosch 0261231224 listing is one knock sensor, and the wiring harness is not included.
How many terminals does this knock sensor have, and what is it made of?
This knock sensor has two terminals, and the body is metal and plastic. Both details apply to the Bosch 0261231224.
How does this knock sensor protect the engine?
It monitors engine vibrations and signals the control unit to adjust ignition timing as needed. That helps prevent engine damage and supports smoother operation.
