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

Engine Controls Schematics - RPO LMM



ENGINE CONTROLS SCHEMATICS
(Vehicles With VIN 6, RPO LMM Only)

Module Power, Ground, Serial Data and MIL







Engine Data Sensors - 5-Volt and Low Reference (1 of 2)







Engine Data Sensors - 5-Volt and Low Reference (2 of 2)







Engine Data Sensors - Temperature, AI and MAF







Engine Data Sensors - Pressure and WIF







Engine Data Sensors - EGR and Turbocharger Controls







Engine Data Sensors - Pedal Position and Injector Timing







Engine Data Sensors - Glow Plug Controls and Intake Air Heater







Fuel Controls - Fuel Pump, Temperature and Pressure Controls







Fuel Controls - Fuel Injectors







Controlled/Monitored Subsystem References







NOTE: VIN 6, RPO LMM, Diesel, 8 Cylinder, 6.6L, DPI, V8, Duramax