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 (Part 1):




Knock Sensor (Part 2):






1. REMOVE V-BANK COVER
2. REMOVE INTAKE AIR CONNECTOR PIPE
3. DISCONNECT THROTTLE BODY FROM INTAKE MANIFOLDS
4. REMOVE UPPER AND LOWER INTAKE MANIFOLDS ASSEMBLY
Disconnect the knock sensor connectors.




1. REPLACE THE SENSOR WITH SST.
Reconnect the knock sensor connectors.

SST 09816-30010

Torque: 45 N.m (450 kgf.cm, 33 ft.lbf)

2. REINSTALL UPPER AND LOWER INTAKE MANIFOLDS ASSEMBLY
3. REINSTALL THROTTLE BODY TO INTAKE MANIFOLDS
4. REINSTALL INTAKE AIR CONNECTOR PIPE
5. REINSTALL V-BANK COVER