Operation CHARM: Car repair manuals for everyone.
Home >> Mazda >> 2001 >> 626 ES V6-2.5L DOHC >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Knock Sensor >> Description and Operation
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)

Or, hide this message: temporarily or permanently

Knock Sensor: Description and Operation




- A piezo-electric type knock sensor (which utilizes the piezo-electric effect) is used.
- It is non-resonant type and has the feature of carrying out flat detection in relation to frequency.

pro multis · About Operation CHARM