Buy OEM Lexus Part # 8961552010 (89615-52010, 8961512030, 8961522050, 8961552020). Ignition Knock (Detonation) Sensor. Knock Sensor - Repair or Replace A failed Knock Sensor will often have no noticeable symptoms beyond

SENSOR, KNOCK CONTROL

Fits GX 470, LX 470

Knock Sensor - Repair or Replace
A failed Knock Sensor will often have no noticeable symptoms beyond a check engine light or engine ping or knock, but it does cause your Lexus to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Lexus genuine parts.