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)

Or, hide this message: temporarily or permanently

Connector Locations

Plug Connections

Plug On Throttle Switch:




Reference Mark Sensor/Speed Sensor:




Test Socket:




Oxygen Sensor Plug:




14 Pin Plug In Engine Compartment:




Idle Positioner:




Control Unit Plug Connections: