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

Electrical Diagrams



ENGINE CONTROLS SCHEMATICS

DLC, Ground, MIL and Power







5 Volt Reference Bussing







Low Reference Bussing







Engine Data Sensors - Pressure, Temperature, IAT/MAF, VSS and Brake Travel







Engine Data Sensors - Oxygen Sensors







Engine Data Sensors - Electronic Throttle Controls







Ignition Controls System - Bank 1







Ignition Controls System - Bank 2







Ignition Controls - Sensors







Fuel Controls - Fuel Pump Controls and Injectors







Fuel Controls - EVAP Controls







Controlled/Monitored Subsystem References







Locations: The locations for the Connectors, Grounds, Splices, and Grommets shown within these diagrams can be found via their numbers at Vehicle Locations. Locations