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

Power, Ground, Serial Data and MIL







Data Sensors-5 Volt and Low Reference







Engine Data Sensors-Pressure, Temp, MAF, VSS, and Extended Travel Brake Switch







Engien Data Sensors-Oxygen Sensors







Engine Data Sensors-Electronic Throttle Controls







Ignition Controls-Bank 1 Ignition Coils







Ignition Controls-Bank 2 Ignition Coils







Ignition Controls-CMP Sensors and Solenoids







Ignition Controls-CKP and Knock Sensors







Fuel Controls-Fuel Pump and Injectors







Fuel Control-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