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: Testing and Inspection
Component InspectionKNOCK SENSORUse an ohmmeter which can measure more than
10 M Ohm.
1.
Disconnect
knock sensor harness connector.
2.
Check resistance between terminal 1 and ground.
Resistance :
500 - 620 k Ohm [at 25 °C (77 °F)] CAUTION: Discard any
knock sensors that have been dropped or physically damaged. Use only new ones.