Service manual

CANDoo Professional
243
Description of Activate Features:
 Pressing the Buzzer button tests the Buzzer
 Pressing the Fuel Pump button activates the fuel pump for a few seconds (useful for
checking fuel pressure)
 Pressing the TOPS- Blow By valve activates the TOPS valve
 The Fuel Pressure Relief button goes through a sequence of activating the fuel injectors to
relieve the pressure in the fuel lines before disassembly..
 The Fuel Injector buttons activate the selected Fuel injector for a short time. Listen for the
presence of the injector activation, and that the tone is identical to the other injector.
 The Spark Plug/Coil Coil buttons activate the selected Ignition Coil for a short time. Listen
for the presence of the coil activation, and that the tone is identical to the other Coil.
Description of Cylinder Control Feature:
The cylinder control Disable buttons shut off the fuel and ignition to the selected
cylinder while the engine is running.