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

Output Devices

[Output Device]




Fuel Injector




IGT Signal (Ignition coil)




Idle Air Control Valve [IN BAC Valve]




Fuel Pump Relay




PRG Solenoid Valve




A/C Signal (A/C Relay)




EGR Solenoid Valve (Vacuum)




EGR Solenoid Valve (Vent)




PRC Solenoid Valve




Condenser Fan Relay No.1




Coolant Fan Relay No.1 and Condenser Fan Relay No.2

Torque Reduction Inhibit Signal (ABS/TCS Control Unit):




Torque Reduction inhibit Signal (ABS/TCS Control Unit)




ABV Solenoid Valve (Vacuum)




ABV Solenoid Valve (Vent)




Charge Air Cooler Bypass Solenoid Valve




L/C Atmospheric Balance Air Control Solenoid Valve




MAP Sensor Solenoid Valve




Bypass Air Solenoid Valve No.1




Bypass Air Solenoid Valve No.2




Fuel Pump Resistor and Relay (Speed)




Coolant Fan Relay No.2 and No.3




High Air Charging Pressure Zone Signal