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: Service and Repair






Knock Sensor Removal and Installation

Removal

1. Vehicle Lift

1. Raise the vehicle on a lift, and make sure it is securely supported.

2. Knock Sensor





1. Disconnect the connector.

2. Remove the knock sensor (A).

Installation

1. Knock Sensor





1. Install the knock sensor (A).

NOTE: When installing the knock sensor, make sure the direction of the sensor connector (B) is facing up.

2. Connect the connector.