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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Knock Sensor: Service and Repair

KNOCK SENSOR REMOVAL/INSTALLATION

1. Disconnect the knock sensor connector.
2. Remove the knock sensor.
3. Install in the reverse order of removal.

Tightening torque: 19.6-31.0 Nm {2.00-3.16 kgf.m, 14.5-22.8 ft.lbf}