Global Parts 1811881 Ignition Knock (Detonation) Sensor
$103.68
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- Global Parts 1811881 Ignition Knock (Detonation) Sensor
- Fits: BMW 318i, BMW 318is, BMW 318ti, BMW Z3 (check fitment chart for compatibility)
- Confirm fitment with our fitment and interchange chart below
Fitment Table
✅ Compatible with 12 vehicles
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Product Description
The knock sensor is located on the engine block, cylinder head or intake manifold. Its function is to sense unusual vibrations caused by engine pre-ignition or detonation.