Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Knock Sensor: Locations


Detonation Sensor Location:




Detonation (Knock) Sensor Location:





The Detonation (Knock) Sensor is located on a bracket under the intake manifold. The bracket is centrally mounted between the front and rear cylinders to detect knocking from both cylinder banks.