Control apparatus for vehicle, control method for, and control system for vehicle

A control system for a vehicle that performs pre-air conditioning of the interior of the vehicle by remote control utilizing exhaust heat during the operation of an internal combustion engine, comprising:

• a remote controller used by a user of the vehicle configured to send a remote control signal for causing pre-air conditioning of the interior of the vehicle to be performed, when it receives a request for performing pre-air conditioning of the interior of the vehicle;
• and
• a control apparatus that performs pre-air conditioning of the interior of the vehicle by starting an internal combustion engine, when it receives the remote control signal sent from the remote controller,
• wherein the control apparatus comprises a controller including at least one processor,
• the controller being configured to execute the processing of:
• when starting pre-air conditioning according to the remote control signal, disabling an operation for driving the vehicle;
• and
• if a specific cancelling operation is detected in a situation in which the remote controller is present in the interior of the vehicle while the operation for driving the vehicle is being disabled, cancelling the disabling the operation for driving the vehicle while leaving the internal combustion engine operating.