Contact the Vehicle Manufacturer and ask
Engine control module, or electronic control module
I am sorry, I can't for the life of me figure out what you are talking about. Unless you mean an electronic MODULE. If that is what you mean, then there are several electronic modules on the vehicle. The main engine computer(PCM), the electronic ignition module, the cruise control, air bag module, even the radio is an electronic module.
Trouble code P0606 means: Control Module Internal Performance Trouble code P0607 means: Control Module Performance
Powertrain Control Module
Trouble code P0603 means:Internal control module keep alive memory (KAM) error
System voltage low(tcm).transmission control module
Trouble Code P1781 means:Transmission control module TCM mil request circuit
Trouble code P0603 means:Internal control module keep alive memory (KAM) error
Trouble code P0601 means:Internal control module memory check sum error
Electronic Throttle Control or Electronic Timing Control
Trouble code P2107 means:Throttle actuator control (TAC) module performance fault
P1651 is the same as Volvo code 981A, engine control module internal fault / faulty signal.